glibc/nptl/pthread_mutex_timedlock.c

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/* Copyright (C) 2002-2007, 2008 Free Software Foundation, Inc.
Initial revision 2002-11-26 Ulrich Drepper <drepper@redhat.com> * allocatestack.c (queue_stack): Don't remove stack from list here. Do it in the caller. Correct condition to prematurely terminate loop to free stacks. (__deallocate_stack): Remove stack from list here. 2002-11-26 Ulrich Drepper <drepper@redhat.com> * Makefile (tests): Add tst-stack1. * tst-stack1.c: New file. * allocatestack.c (allocate_stack): Initialize the TCB on a user provided stack. * pthread_attr_getstack.c: Return bottom of the thread area. 2002-11-25 Ulrich Drepper <drepper@redhat.com> * Makefile (libpthread-routines): Add pt-allocrtsig and pthread_kill_other_threads. * pt-allocrtsig.c: New file. * pthread_kill_other_threads.c: New file. * sysdeps/unix/sysv/linux/allocrtsig.c: Add additional aliases for all three functions. * sysdeps/unix/sysv/linux/Makefile (sysdep_routines): Remove allocrtsig. * sysdeps/unix/sysv/linux/Versions (libc:GLIBC_PRIVATE): Export __libc_current_sigrtmin_private, __libc_current_sigrtmax_private, and __libc_allocate_rtsig_private. * Versions (libpthread): Export pthread_kill_other_threads_np, __libc_current_sigrtmin, and __libc_current_sigrtmax. 2002-11-24 Ulrich Drepper <drepper@redhat.com> * allocatestack.c (allocate_stack): stackaddr in attribute points to the end of the stack. Adjust computations. When mprotect call fails dequeue stack and free it. * pthread_attr_setstack.c: Store top of the stack in stackaddr attribute. * pthread_getattr_np.c: Likewise. * descr.h (IS_DETACHED): Add some more parenthesis to prevent surprises. 2002-11-23 Ulrich Drepper <drepper@redhat.com> * sysdeps/pthread/pthread.h (pthread_self): __THROW must come before attribute definitions. Patch by Luca Barbieri <ldb@ldb.ods.org>. 2002-11-22 Ulrich Drepper <drepper@redhat.com> * pthread_getspecific.c: Optimize access to first 2nd-level array. * pthread_setspecific.c: Likewise. 2002-11-21 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/i386/createthread.c: Remove CLONE_ flags definitions. Get them from the official place. * sysdeps/unix/sysv/linux/i386/fork.c: Likewise. * sysdeps/unix/sysv/linux/i386/createthread.c: Update CLONE_* flags. Use new CLONE_ flags in clone() calls. * sysdeps/unix/sysv/linux/fork.c: Use ARCH_FORK to actually fork. * sysdeps/unix/sysv/linux/i386/fork.c: New file. * Versions: Add pthread_* functions for libc. * forward.c: New file. * sysdeps/pthread/Makefile (libpthread-sysdeps_routines): Add errno-loc. * herrno.c: New file. * res.c: New file. * Makefile (libpthread-routines): Remove sem_post, sem_wait, sem_trywait, and sem_timedwait. Add herrno and res. * sem_init.c: Don't initialize lock and waiters members. * sem_open.c: Likewise. * sem_post.c: Removed. * sem_wait.c: Removed. * sem_trywait.c: Removed. * sem_timedwait.c: Removed. * sysdeps/unix/sysv/linux/i386/i486/lowlevelsem.S: Complete rewrite. Includes full implementations of sem_post, sem_wait, sem_trywait, and sem_timedwait. * sysdeps/unix/sysv/linux/i386/lowlevelsem.h (lll_sem_post): Adjust for new implementation. * sysdeps/unix/sysv/linux/internaltypes.h (struct sem): Remove lock and waiters fields. * tst-sem3.c: Improve error message. * tst-signal3.c: Likewise. * init.c (__pthread_initialize_minimal): Use set_tid_address syscall to tell the kernel about the termination futex and to initialize tid member. Don't initialize main_thread. * descr.h (struct pthread): Remove main_thread member. * cancelllation.c (__do_cancel): Remove code handling main thread. The main thread is not special anymore. * allocatestack.c (__reclaim_stacks): Mark stacks as unused. Add size of the stacks to stack_cache_actsize. * pt-readv.c: Add missing "defined". * pt-sigwait.c: Likewise. * pt-writev.c: Likewise. 2002-11-09 Ulrich Drepper <drepper@redhat.com> * Versions: Export __connect from libpthread. Patch by Luca Barbieri <ldb@ldb.ods.org>. * Makefile (libpthread-routines): Add pt-raise. * sysdeps/unix/sysv/linux/raise.c: New file. * sysdeps/unix/sysv/linux/pt-raise.c: New file. * sysdeps/generic/pt-raise.c: New file. * pthread_cond_init.c: Initialize all data elements of the condvar structure. Patch by Luca Barbieri <ldb@ldb.ods.org>. * pthread_attr_init.c: Actually implement 2.0 compatibility version. * pthread_create.c: Likewise. * Makefile (tests): Add tst-key1, tst-key2, tst-key3. * tst-key1.c: New file. * tst-key2.c: New file. * tst-key3.c: New file. * Versions: Export pthread_detach for version GLIBC_2.0. Reported by Saurabh Desai <sdesai@austin.ibm.com>. 2002-11-08 Ulrich Drepper <drepper@redhat.com> * pthread_key_create.c: Terminate search after an unused key was found. Patch by Luca Barbieri <ldb@ldb.ods.org>. * sysdeps/unix/sysv/linux/i386/pthread_once.S: Return zero. Patch by Luca Barbieri <ldb@ldb.ods.org>. 2002-10-10 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/i386/i486/lowlevelsem.S: Use slow generic dynamic lookup for errno in PIC. * allocatestack.c (get_cached_stack): Rearrange code slightly to release the stack lock as soon as possible. Call _dl_allocate_tls_init for TCB from the cache to re-initialize the static TLS block. (allocate_stack): Call _dl_allocate_tls_init for user-provided stack. * cancellation.c: Renamed from cancelation.c. * Makefile: Adjust accordingly. * pthreadP.h (CANCELLATION_P): Renamed from CANCELATION_P. * cleanup_defer.c: Use CANCELLATION_P. * pthread_testcancel.c: Likewise. * descr.h: Fix spelling in comments. * init.c: Likewise. * pthread_getattr_np.c: Likewise. * pthread_getschedparam.c: Likewise. * pthread_setschedparam.c: Likewise. * Versions: Likewise. * pt-pselect.c: New file. * Makefile (libpthread-routines): Add pt-pselect. * Versions: Add pselect. * tst-cancel4.c: New file. * Makefile (tests): Add tst-cancel4. 2002-10-09 Ulrich Drepper <drepper@redhat.com> * pthread_mutex_lock.c: Always record lock ownership. * pthread_mutex_timedlock.c: Likewise. * pthread_mutex_trylock.c: Likewise. * pt-readv.c: New file. * pt-writev.c: New file. * pt-creat.c: New file. * pt-msgrcv.c: New file. * pt-msgsnd.c: New file. * pt-poll.c: New file. * pt-select.c: New file. * pt-sigpause.c: New file. * pt-sigsuspend.c: New file. * pt-sigwait.c: New file. * pt-sigwaitinfo.c: New file. * pt-waitid.c: New file. * Makefile (libpthread-routines): Add pt-readv, pt-writev, pt-creat, pt-msgrcv, pt-msgsnd, pt-poll, pt-select, pt-sigpause, pt-sigsuspend, pt-sigwait, pt-sigwaitinfo, and pt-waitid. * Versions: Add all the new functions. * tst-exit1.c: New file. * Makefile (tests): Add tst-exit1. * sem_timedwait.c: Minor optimization for more optimal fastpath. 2002-10-08 Ulrich Drepper <drepper@redhat.com> * pt-fcntl.c: Only enable asynchronous cancellation for F_SETLKW. * pthread_join.c: Enable asynchronous cancellation around lll_wait_tid call. pthread_join is an official cancellation point. * pthread_timedjoin.c: Likewise. * pthread_cond_wait.c: Revert order in which internal lock are dropped and the condvar's mutex are retrieved. * pthread_cond_timedwait.c: Likewise. Reported by dice@saros.East.Sun.COM. 2002-10-07 Ulrich Drepper <drepper@redhat.com> * pthreadP.h: Cut out all type definitions and move them... * sysdeps/unix/sysv/linux/internaltypes.h: ...here. New file. * pthreadP.h: Include <internaltypes.h>. * sysdeps/unix/sysv/linux/i386/lowlevelsem.h (lll_sem_post): Little performance tweaks. * sem_trywait.c: Shuffle #includes around to get right order. * sem_timedwait.c: Likewise. * sem_post.c: Likewise. * sem_wait.c: Likewise. * nptl 0.3 released. * Makefile (tests): Add tst-signal3. * tst-signal3.c: New file. 2002-10-05 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/i386/lowlevelsem.h: Tell the compiler that the asms modify the sem object. (__lll_sem_timedwait): Now takes struct sem* as first parameter. * sysdeps/unix/sysv/linux/i386/bits/semaphore.h (sem_t): Don't expose the actual members. * pthreadP.h (struct sem): New type. Actual semaphore type. * semaphoreP.h: Include pthreadP.h. * sem_getvalue.c: Adjust to sem_t change. * sem_init.c: Likewise. * sem_open.c: Likewise. * sem_post.c: Likewise. * sem_timedwait.c: Likewise. * sem_trywait.c: Likewise. * sem_wait.c: Likewise. 2002-10-04 Ulrich Drepper <drepper@redhat.com> * Makefile (tests): Add tst-basic2, tst-exec1, tst-exec3, tst-exec3. * tst-basic2.c: New file. * tst-exec1.c: New file. * tst-exec2.c: New file. * tst-exec3.c: New file. * tst-fork1.c: Remove extra */. * nptl 0.2 released. The API for IA-32 is complete.
2002-11-26 23:50:54 +01:00
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <assert.h>
Initial revision 2002-11-26 Ulrich Drepper <drepper@redhat.com> * allocatestack.c (queue_stack): Don't remove stack from list here. Do it in the caller. Correct condition to prematurely terminate loop to free stacks. (__deallocate_stack): Remove stack from list here. 2002-11-26 Ulrich Drepper <drepper@redhat.com> * Makefile (tests): Add tst-stack1. * tst-stack1.c: New file. * allocatestack.c (allocate_stack): Initialize the TCB on a user provided stack. * pthread_attr_getstack.c: Return bottom of the thread area. 2002-11-25 Ulrich Drepper <drepper@redhat.com> * Makefile (libpthread-routines): Add pt-allocrtsig and pthread_kill_other_threads. * pt-allocrtsig.c: New file. * pthread_kill_other_threads.c: New file. * sysdeps/unix/sysv/linux/allocrtsig.c: Add additional aliases for all three functions. * sysdeps/unix/sysv/linux/Makefile (sysdep_routines): Remove allocrtsig. * sysdeps/unix/sysv/linux/Versions (libc:GLIBC_PRIVATE): Export __libc_current_sigrtmin_private, __libc_current_sigrtmax_private, and __libc_allocate_rtsig_private. * Versions (libpthread): Export pthread_kill_other_threads_np, __libc_current_sigrtmin, and __libc_current_sigrtmax. 2002-11-24 Ulrich Drepper <drepper@redhat.com> * allocatestack.c (allocate_stack): stackaddr in attribute points to the end of the stack. Adjust computations. When mprotect call fails dequeue stack and free it. * pthread_attr_setstack.c: Store top of the stack in stackaddr attribute. * pthread_getattr_np.c: Likewise. * descr.h (IS_DETACHED): Add some more parenthesis to prevent surprises. 2002-11-23 Ulrich Drepper <drepper@redhat.com> * sysdeps/pthread/pthread.h (pthread_self): __THROW must come before attribute definitions. Patch by Luca Barbieri <ldb@ldb.ods.org>. 2002-11-22 Ulrich Drepper <drepper@redhat.com> * pthread_getspecific.c: Optimize access to first 2nd-level array. * pthread_setspecific.c: Likewise. 2002-11-21 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/i386/createthread.c: Remove CLONE_ flags definitions. Get them from the official place. * sysdeps/unix/sysv/linux/i386/fork.c: Likewise. * sysdeps/unix/sysv/linux/i386/createthread.c: Update CLONE_* flags. Use new CLONE_ flags in clone() calls. * sysdeps/unix/sysv/linux/fork.c: Use ARCH_FORK to actually fork. * sysdeps/unix/sysv/linux/i386/fork.c: New file. * Versions: Add pthread_* functions for libc. * forward.c: New file. * sysdeps/pthread/Makefile (libpthread-sysdeps_routines): Add errno-loc. * herrno.c: New file. * res.c: New file. * Makefile (libpthread-routines): Remove sem_post, sem_wait, sem_trywait, and sem_timedwait. Add herrno and res. * sem_init.c: Don't initialize lock and waiters members. * sem_open.c: Likewise. * sem_post.c: Removed. * sem_wait.c: Removed. * sem_trywait.c: Removed. * sem_timedwait.c: Removed. * sysdeps/unix/sysv/linux/i386/i486/lowlevelsem.S: Complete rewrite. Includes full implementations of sem_post, sem_wait, sem_trywait, and sem_timedwait. * sysdeps/unix/sysv/linux/i386/lowlevelsem.h (lll_sem_post): Adjust for new implementation. * sysdeps/unix/sysv/linux/internaltypes.h (struct sem): Remove lock and waiters fields. * tst-sem3.c: Improve error message. * tst-signal3.c: Likewise. * init.c (__pthread_initialize_minimal): Use set_tid_address syscall to tell the kernel about the termination futex and to initialize tid member. Don't initialize main_thread. * descr.h (struct pthread): Remove main_thread member. * cancelllation.c (__do_cancel): Remove code handling main thread. The main thread is not special anymore. * allocatestack.c (__reclaim_stacks): Mark stacks as unused. Add size of the stacks to stack_cache_actsize. * pt-readv.c: Add missing "defined". * pt-sigwait.c: Likewise. * pt-writev.c: Likewise. 2002-11-09 Ulrich Drepper <drepper@redhat.com> * Versions: Export __connect from libpthread. Patch by Luca Barbieri <ldb@ldb.ods.org>. * Makefile (libpthread-routines): Add pt-raise. * sysdeps/unix/sysv/linux/raise.c: New file. * sysdeps/unix/sysv/linux/pt-raise.c: New file. * sysdeps/generic/pt-raise.c: New file. * pthread_cond_init.c: Initialize all data elements of the condvar structure. Patch by Luca Barbieri <ldb@ldb.ods.org>. * pthread_attr_init.c: Actually implement 2.0 compatibility version. * pthread_create.c: Likewise. * Makefile (tests): Add tst-key1, tst-key2, tst-key3. * tst-key1.c: New file. * tst-key2.c: New file. * tst-key3.c: New file. * Versions: Export pthread_detach for version GLIBC_2.0. Reported by Saurabh Desai <sdesai@austin.ibm.com>. 2002-11-08 Ulrich Drepper <drepper@redhat.com> * pthread_key_create.c: Terminate search after an unused key was found. Patch by Luca Barbieri <ldb@ldb.ods.org>. * sysdeps/unix/sysv/linux/i386/pthread_once.S: Return zero. Patch by Luca Barbieri <ldb@ldb.ods.org>. 2002-10-10 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/i386/i486/lowlevelsem.S: Use slow generic dynamic lookup for errno in PIC. * allocatestack.c (get_cached_stack): Rearrange code slightly to release the stack lock as soon as possible. Call _dl_allocate_tls_init for TCB from the cache to re-initialize the static TLS block. (allocate_stack): Call _dl_allocate_tls_init for user-provided stack. * cancellation.c: Renamed from cancelation.c. * Makefile: Adjust accordingly. * pthreadP.h (CANCELLATION_P): Renamed from CANCELATION_P. * cleanup_defer.c: Use CANCELLATION_P. * pthread_testcancel.c: Likewise. * descr.h: Fix spelling in comments. * init.c: Likewise. * pthread_getattr_np.c: Likewise. * pthread_getschedparam.c: Likewise. * pthread_setschedparam.c: Likewise. * Versions: Likewise. * pt-pselect.c: New file. * Makefile (libpthread-routines): Add pt-pselect. * Versions: Add pselect. * tst-cancel4.c: New file. * Makefile (tests): Add tst-cancel4. 2002-10-09 Ulrich Drepper <drepper@redhat.com> * pthread_mutex_lock.c: Always record lock ownership. * pthread_mutex_timedlock.c: Likewise. * pthread_mutex_trylock.c: Likewise. * pt-readv.c: New file. * pt-writev.c: New file. * pt-creat.c: New file. * pt-msgrcv.c: New file. * pt-msgsnd.c: New file. * pt-poll.c: New file. * pt-select.c: New file. * pt-sigpause.c: New file. * pt-sigsuspend.c: New file. * pt-sigwait.c: New file. * pt-sigwaitinfo.c: New file. * pt-waitid.c: New file. * Makefile (libpthread-routines): Add pt-readv, pt-writev, pt-creat, pt-msgrcv, pt-msgsnd, pt-poll, pt-select, pt-sigpause, pt-sigsuspend, pt-sigwait, pt-sigwaitinfo, and pt-waitid. * Versions: Add all the new functions. * tst-exit1.c: New file. * Makefile (tests): Add tst-exit1. * sem_timedwait.c: Minor optimization for more optimal fastpath. 2002-10-08 Ulrich Drepper <drepper@redhat.com> * pt-fcntl.c: Only enable asynchronous cancellation for F_SETLKW. * pthread_join.c: Enable asynchronous cancellation around lll_wait_tid call. pthread_join is an official cancellation point. * pthread_timedjoin.c: Likewise. * pthread_cond_wait.c: Revert order in which internal lock are dropped and the condvar's mutex are retrieved. * pthread_cond_timedwait.c: Likewise. Reported by dice@saros.East.Sun.COM. 2002-10-07 Ulrich Drepper <drepper@redhat.com> * pthreadP.h: Cut out all type definitions and move them... * sysdeps/unix/sysv/linux/internaltypes.h: ...here. New file. * pthreadP.h: Include <internaltypes.h>. * sysdeps/unix/sysv/linux/i386/lowlevelsem.h (lll_sem_post): Little performance tweaks. * sem_trywait.c: Shuffle #includes around to get right order. * sem_timedwait.c: Likewise. * sem_post.c: Likewise. * sem_wait.c: Likewise. * nptl 0.3 released. * Makefile (tests): Add tst-signal3. * tst-signal3.c: New file. 2002-10-05 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/i386/lowlevelsem.h: Tell the compiler that the asms modify the sem object. (__lll_sem_timedwait): Now takes struct sem* as first parameter. * sysdeps/unix/sysv/linux/i386/bits/semaphore.h (sem_t): Don't expose the actual members. * pthreadP.h (struct sem): New type. Actual semaphore type. * semaphoreP.h: Include pthreadP.h. * sem_getvalue.c: Adjust to sem_t change. * sem_init.c: Likewise. * sem_open.c: Likewise. * sem_post.c: Likewise. * sem_timedwait.c: Likewise. * sem_trywait.c: Likewise. * sem_wait.c: Likewise. 2002-10-04 Ulrich Drepper <drepper@redhat.com> * Makefile (tests): Add tst-basic2, tst-exec1, tst-exec3, tst-exec3. * tst-basic2.c: New file. * tst-exec1.c: New file. * tst-exec2.c: New file. * tst-exec3.c: New file. * tst-fork1.c: Remove extra */. * nptl 0.2 released. The API for IA-32 is complete.
2002-11-26 23:50:54 +01:00
#include <errno.h>
#include <time.h>
Initial revision 2002-11-26 Ulrich Drepper <drepper@redhat.com> * allocatestack.c (queue_stack): Don't remove stack from list here. Do it in the caller. Correct condition to prematurely terminate loop to free stacks. (__deallocate_stack): Remove stack from list here. 2002-11-26 Ulrich Drepper <drepper@redhat.com> * Makefile (tests): Add tst-stack1. * tst-stack1.c: New file. * allocatestack.c (allocate_stack): Initialize the TCB on a user provided stack. * pthread_attr_getstack.c: Return bottom of the thread area. 2002-11-25 Ulrich Drepper <drepper@redhat.com> * Makefile (libpthread-routines): Add pt-allocrtsig and pthread_kill_other_threads. * pt-allocrtsig.c: New file. * pthread_kill_other_threads.c: New file. * sysdeps/unix/sysv/linux/allocrtsig.c: Add additional aliases for all three functions. * sysdeps/unix/sysv/linux/Makefile (sysdep_routines): Remove allocrtsig. * sysdeps/unix/sysv/linux/Versions (libc:GLIBC_PRIVATE): Export __libc_current_sigrtmin_private, __libc_current_sigrtmax_private, and __libc_allocate_rtsig_private. * Versions (libpthread): Export pthread_kill_other_threads_np, __libc_current_sigrtmin, and __libc_current_sigrtmax. 2002-11-24 Ulrich Drepper <drepper@redhat.com> * allocatestack.c (allocate_stack): stackaddr in attribute points to the end of the stack. Adjust computations. When mprotect call fails dequeue stack and free it. * pthread_attr_setstack.c: Store top of the stack in stackaddr attribute. * pthread_getattr_np.c: Likewise. * descr.h (IS_DETACHED): Add some more parenthesis to prevent surprises. 2002-11-23 Ulrich Drepper <drepper@redhat.com> * sysdeps/pthread/pthread.h (pthread_self): __THROW must come before attribute definitions. Patch by Luca Barbieri <ldb@ldb.ods.org>. 2002-11-22 Ulrich Drepper <drepper@redhat.com> * pthread_getspecific.c: Optimize access to first 2nd-level array. * pthread_setspecific.c: Likewise. 2002-11-21 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/i386/createthread.c: Remove CLONE_ flags definitions. Get them from the official place. * sysdeps/unix/sysv/linux/i386/fork.c: Likewise. * sysdeps/unix/sysv/linux/i386/createthread.c: Update CLONE_* flags. Use new CLONE_ flags in clone() calls. * sysdeps/unix/sysv/linux/fork.c: Use ARCH_FORK to actually fork. * sysdeps/unix/sysv/linux/i386/fork.c: New file. * Versions: Add pthread_* functions for libc. * forward.c: New file. * sysdeps/pthread/Makefile (libpthread-sysdeps_routines): Add errno-loc. * herrno.c: New file. * res.c: New file. * Makefile (libpthread-routines): Remove sem_post, sem_wait, sem_trywait, and sem_timedwait. Add herrno and res. * sem_init.c: Don't initialize lock and waiters members. * sem_open.c: Likewise. * sem_post.c: Removed. * sem_wait.c: Removed. * sem_trywait.c: Removed. * sem_timedwait.c: Removed. * sysdeps/unix/sysv/linux/i386/i486/lowlevelsem.S: Complete rewrite. Includes full implementations of sem_post, sem_wait, sem_trywait, and sem_timedwait. * sysdeps/unix/sysv/linux/i386/lowlevelsem.h (lll_sem_post): Adjust for new implementation. * sysdeps/unix/sysv/linux/internaltypes.h (struct sem): Remove lock and waiters fields. * tst-sem3.c: Improve error message. * tst-signal3.c: Likewise. * init.c (__pthread_initialize_minimal): Use set_tid_address syscall to tell the kernel about the termination futex and to initialize tid member. Don't initialize main_thread. * descr.h (struct pthread): Remove main_thread member. * cancelllation.c (__do_cancel): Remove code handling main thread. The main thread is not special anymore. * allocatestack.c (__reclaim_stacks): Mark stacks as unused. Add size of the stacks to stack_cache_actsize. * pt-readv.c: Add missing "defined". * pt-sigwait.c: Likewise. * pt-writev.c: Likewise. 2002-11-09 Ulrich Drepper <drepper@redhat.com> * Versions: Export __connect from libpthread. Patch by Luca Barbieri <ldb@ldb.ods.org>. * Makefile (libpthread-routines): Add pt-raise. * sysdeps/unix/sysv/linux/raise.c: New file. * sysdeps/unix/sysv/linux/pt-raise.c: New file. * sysdeps/generic/pt-raise.c: New file. * pthread_cond_init.c: Initialize all data elements of the condvar structure. Patch by Luca Barbieri <ldb@ldb.ods.org>. * pthread_attr_init.c: Actually implement 2.0 compatibility version. * pthread_create.c: Likewise. * Makefile (tests): Add tst-key1, tst-key2, tst-key3. * tst-key1.c: New file. * tst-key2.c: New file. * tst-key3.c: New file. * Versions: Export pthread_detach for version GLIBC_2.0. Reported by Saurabh Desai <sdesai@austin.ibm.com>. 2002-11-08 Ulrich Drepper <drepper@redhat.com> * pthread_key_create.c: Terminate search after an unused key was found. Patch by Luca Barbieri <ldb@ldb.ods.org>. * sysdeps/unix/sysv/linux/i386/pthread_once.S: Return zero. Patch by Luca Barbieri <ldb@ldb.ods.org>. 2002-10-10 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/i386/i486/lowlevelsem.S: Use slow generic dynamic lookup for errno in PIC. * allocatestack.c (get_cached_stack): Rearrange code slightly to release the stack lock as soon as possible. Call _dl_allocate_tls_init for TCB from the cache to re-initialize the static TLS block. (allocate_stack): Call _dl_allocate_tls_init for user-provided stack. * cancellation.c: Renamed from cancelation.c. * Makefile: Adjust accordingly. * pthreadP.h (CANCELLATION_P): Renamed from CANCELATION_P. * cleanup_defer.c: Use CANCELLATION_P. * pthread_testcancel.c: Likewise. * descr.h: Fix spelling in comments. * init.c: Likewise. * pthread_getattr_np.c: Likewise. * pthread_getschedparam.c: Likewise. * pthread_setschedparam.c: Likewise. * Versions: Likewise. * pt-pselect.c: New file. * Makefile (libpthread-routines): Add pt-pselect. * Versions: Add pselect. * tst-cancel4.c: New file. * Makefile (tests): Add tst-cancel4. 2002-10-09 Ulrich Drepper <drepper@redhat.com> * pthread_mutex_lock.c: Always record lock ownership. * pthread_mutex_timedlock.c: Likewise. * pthread_mutex_trylock.c: Likewise. * pt-readv.c: New file. * pt-writev.c: New file. * pt-creat.c: New file. * pt-msgrcv.c: New file. * pt-msgsnd.c: New file. * pt-poll.c: New file. * pt-select.c: New file. * pt-sigpause.c: New file. * pt-sigsuspend.c: New file. * pt-sigwait.c: New file. * pt-sigwaitinfo.c: New file. * pt-waitid.c: New file. * Makefile (libpthread-routines): Add pt-readv, pt-writev, pt-creat, pt-msgrcv, pt-msgsnd, pt-poll, pt-select, pt-sigpause, pt-sigsuspend, pt-sigwait, pt-sigwaitinfo, and pt-waitid. * Versions: Add all the new functions. * tst-exit1.c: New file. * Makefile (tests): Add tst-exit1. * sem_timedwait.c: Minor optimization for more optimal fastpath. 2002-10-08 Ulrich Drepper <drepper@redhat.com> * pt-fcntl.c: Only enable asynchronous cancellation for F_SETLKW. * pthread_join.c: Enable asynchronous cancellation around lll_wait_tid call. pthread_join is an official cancellation point. * pthread_timedjoin.c: Likewise. * pthread_cond_wait.c: Revert order in which internal lock are dropped and the condvar's mutex are retrieved. * pthread_cond_timedwait.c: Likewise. Reported by dice@saros.East.Sun.COM. 2002-10-07 Ulrich Drepper <drepper@redhat.com> * pthreadP.h: Cut out all type definitions and move them... * sysdeps/unix/sysv/linux/internaltypes.h: ...here. New file. * pthreadP.h: Include <internaltypes.h>. * sysdeps/unix/sysv/linux/i386/lowlevelsem.h (lll_sem_post): Little performance tweaks. * sem_trywait.c: Shuffle #includes around to get right order. * sem_timedwait.c: Likewise. * sem_post.c: Likewise. * sem_wait.c: Likewise. * nptl 0.3 released. * Makefile (tests): Add tst-signal3. * tst-signal3.c: New file. 2002-10-05 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/i386/lowlevelsem.h: Tell the compiler that the asms modify the sem object. (__lll_sem_timedwait): Now takes struct sem* as first parameter. * sysdeps/unix/sysv/linux/i386/bits/semaphore.h (sem_t): Don't expose the actual members. * pthreadP.h (struct sem): New type. Actual semaphore type. * semaphoreP.h: Include pthreadP.h. * sem_getvalue.c: Adjust to sem_t change. * sem_init.c: Likewise. * sem_open.c: Likewise. * sem_post.c: Likewise. * sem_timedwait.c: Likewise. * sem_trywait.c: Likewise. * sem_wait.c: Likewise. 2002-10-04 Ulrich Drepper <drepper@redhat.com> * Makefile (tests): Add tst-basic2, tst-exec1, tst-exec3, tst-exec3. * tst-basic2.c: New file. * tst-exec1.c: New file. * tst-exec2.c: New file. * tst-exec3.c: New file. * tst-fork1.c: Remove extra */. * nptl 0.2 released. The API for IA-32 is complete.
2002-11-26 23:50:54 +01:00
#include "pthreadP.h"
#include <lowlevellock.h>
#include <not-cancel.h>
Initial revision 2002-11-26 Ulrich Drepper <drepper@redhat.com> * allocatestack.c (queue_stack): Don't remove stack from list here. Do it in the caller. Correct condition to prematurely terminate loop to free stacks. (__deallocate_stack): Remove stack from list here. 2002-11-26 Ulrich Drepper <drepper@redhat.com> * Makefile (tests): Add tst-stack1. * tst-stack1.c: New file. * allocatestack.c (allocate_stack): Initialize the TCB on a user provided stack. * pthread_attr_getstack.c: Return bottom of the thread area. 2002-11-25 Ulrich Drepper <drepper@redhat.com> * Makefile (libpthread-routines): Add pt-allocrtsig and pthread_kill_other_threads. * pt-allocrtsig.c: New file. * pthread_kill_other_threads.c: New file. * sysdeps/unix/sysv/linux/allocrtsig.c: Add additional aliases for all three functions. * sysdeps/unix/sysv/linux/Makefile (sysdep_routines): Remove allocrtsig. * sysdeps/unix/sysv/linux/Versions (libc:GLIBC_PRIVATE): Export __libc_current_sigrtmin_private, __libc_current_sigrtmax_private, and __libc_allocate_rtsig_private. * Versions (libpthread): Export pthread_kill_other_threads_np, __libc_current_sigrtmin, and __libc_current_sigrtmax. 2002-11-24 Ulrich Drepper <drepper@redhat.com> * allocatestack.c (allocate_stack): stackaddr in attribute points to the end of the stack. Adjust computations. When mprotect call fails dequeue stack and free it. * pthread_attr_setstack.c: Store top of the stack in stackaddr attribute. * pthread_getattr_np.c: Likewise. * descr.h (IS_DETACHED): Add some more parenthesis to prevent surprises. 2002-11-23 Ulrich Drepper <drepper@redhat.com> * sysdeps/pthread/pthread.h (pthread_self): __THROW must come before attribute definitions. Patch by Luca Barbieri <ldb@ldb.ods.org>. 2002-11-22 Ulrich Drepper <drepper@redhat.com> * pthread_getspecific.c: Optimize access to first 2nd-level array. * pthread_setspecific.c: Likewise. 2002-11-21 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/i386/createthread.c: Remove CLONE_ flags definitions. Get them from the official place. * sysdeps/unix/sysv/linux/i386/fork.c: Likewise. * sysdeps/unix/sysv/linux/i386/createthread.c: Update CLONE_* flags. Use new CLONE_ flags in clone() calls. * sysdeps/unix/sysv/linux/fork.c: Use ARCH_FORK to actually fork. * sysdeps/unix/sysv/linux/i386/fork.c: New file. * Versions: Add pthread_* functions for libc. * forward.c: New file. * sysdeps/pthread/Makefile (libpthread-sysdeps_routines): Add errno-loc. * herrno.c: New file. * res.c: New file. * Makefile (libpthread-routines): Remove sem_post, sem_wait, sem_trywait, and sem_timedwait. Add herrno and res. * sem_init.c: Don't initialize lock and waiters members. * sem_open.c: Likewise. * sem_post.c: Removed. * sem_wait.c: Removed. * sem_trywait.c: Removed. * sem_timedwait.c: Removed. * sysdeps/unix/sysv/linux/i386/i486/lowlevelsem.S: Complete rewrite. Includes full implementations of sem_post, sem_wait, sem_trywait, and sem_timedwait. * sysdeps/unix/sysv/linux/i386/lowlevelsem.h (lll_sem_post): Adjust for new implementation. * sysdeps/unix/sysv/linux/internaltypes.h (struct sem): Remove lock and waiters fields. * tst-sem3.c: Improve error message. * tst-signal3.c: Likewise. * init.c (__pthread_initialize_minimal): Use set_tid_address syscall to tell the kernel about the termination futex and to initialize tid member. Don't initialize main_thread. * descr.h (struct pthread): Remove main_thread member. * cancelllation.c (__do_cancel): Remove code handling main thread. The main thread is not special anymore. * allocatestack.c (__reclaim_stacks): Mark stacks as unused. Add size of the stacks to stack_cache_actsize. * pt-readv.c: Add missing "defined". * pt-sigwait.c: Likewise. * pt-writev.c: Likewise. 2002-11-09 Ulrich Drepper <drepper@redhat.com> * Versions: Export __connect from libpthread. Patch by Luca Barbieri <ldb@ldb.ods.org>. * Makefile (libpthread-routines): Add pt-raise. * sysdeps/unix/sysv/linux/raise.c: New file. * sysdeps/unix/sysv/linux/pt-raise.c: New file. * sysdeps/generic/pt-raise.c: New file. * pthread_cond_init.c: Initialize all data elements of the condvar structure. Patch by Luca Barbieri <ldb@ldb.ods.org>. * pthread_attr_init.c: Actually implement 2.0 compatibility version. * pthread_create.c: Likewise. * Makefile (tests): Add tst-key1, tst-key2, tst-key3. * tst-key1.c: New file. * tst-key2.c: New file. * tst-key3.c: New file. * Versions: Export pthread_detach for version GLIBC_2.0. Reported by Saurabh Desai <sdesai@austin.ibm.com>. 2002-11-08 Ulrich Drepper <drepper@redhat.com> * pthread_key_create.c: Terminate search after an unused key was found. Patch by Luca Barbieri <ldb@ldb.ods.org>. * sysdeps/unix/sysv/linux/i386/pthread_once.S: Return zero. Patch by Luca Barbieri <ldb@ldb.ods.org>. 2002-10-10 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/i386/i486/lowlevelsem.S: Use slow generic dynamic lookup for errno in PIC. * allocatestack.c (get_cached_stack): Rearrange code slightly to release the stack lock as soon as possible. Call _dl_allocate_tls_init for TCB from the cache to re-initialize the static TLS block. (allocate_stack): Call _dl_allocate_tls_init for user-provided stack. * cancellation.c: Renamed from cancelation.c. * Makefile: Adjust accordingly. * pthreadP.h (CANCELLATION_P): Renamed from CANCELATION_P. * cleanup_defer.c: Use CANCELLATION_P. * pthread_testcancel.c: Likewise. * descr.h: Fix spelling in comments. * init.c: Likewise. * pthread_getattr_np.c: Likewise. * pthread_getschedparam.c: Likewise. * pthread_setschedparam.c: Likewise. * Versions: Likewise. * pt-pselect.c: New file. * Makefile (libpthread-routines): Add pt-pselect. * Versions: Add pselect. * tst-cancel4.c: New file. * Makefile (tests): Add tst-cancel4. 2002-10-09 Ulrich Drepper <drepper@redhat.com> * pthread_mutex_lock.c: Always record lock ownership. * pthread_mutex_timedlock.c: Likewise. * pthread_mutex_trylock.c: Likewise. * pt-readv.c: New file. * pt-writev.c: New file. * pt-creat.c: New file. * pt-msgrcv.c: New file. * pt-msgsnd.c: New file. * pt-poll.c: New file. * pt-select.c: New file. * pt-sigpause.c: New file. * pt-sigsuspend.c: New file. * pt-sigwait.c: New file. * pt-sigwaitinfo.c: New file. * pt-waitid.c: New file. * Makefile (libpthread-routines): Add pt-readv, pt-writev, pt-creat, pt-msgrcv, pt-msgsnd, pt-poll, pt-select, pt-sigpause, pt-sigsuspend, pt-sigwait, pt-sigwaitinfo, and pt-waitid. * Versions: Add all the new functions. * tst-exit1.c: New file. * Makefile (tests): Add tst-exit1. * sem_timedwait.c: Minor optimization for more optimal fastpath. 2002-10-08 Ulrich Drepper <drepper@redhat.com> * pt-fcntl.c: Only enable asynchronous cancellation for F_SETLKW. * pthread_join.c: Enable asynchronous cancellation around lll_wait_tid call. pthread_join is an official cancellation point. * pthread_timedjoin.c: Likewise. * pthread_cond_wait.c: Revert order in which internal lock are dropped and the condvar's mutex are retrieved. * pthread_cond_timedwait.c: Likewise. Reported by dice@saros.East.Sun.COM. 2002-10-07 Ulrich Drepper <drepper@redhat.com> * pthreadP.h: Cut out all type definitions and move them... * sysdeps/unix/sysv/linux/internaltypes.h: ...here. New file. * pthreadP.h: Include <internaltypes.h>. * sysdeps/unix/sysv/linux/i386/lowlevelsem.h (lll_sem_post): Little performance tweaks. * sem_trywait.c: Shuffle #includes around to get right order. * sem_timedwait.c: Likewise. * sem_post.c: Likewise. * sem_wait.c: Likewise. * nptl 0.3 released. * Makefile (tests): Add tst-signal3. * tst-signal3.c: New file. 2002-10-05 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/i386/lowlevelsem.h: Tell the compiler that the asms modify the sem object. (__lll_sem_timedwait): Now takes struct sem* as first parameter. * sysdeps/unix/sysv/linux/i386/bits/semaphore.h (sem_t): Don't expose the actual members. * pthreadP.h (struct sem): New type. Actual semaphore type. * semaphoreP.h: Include pthreadP.h. * sem_getvalue.c: Adjust to sem_t change. * sem_init.c: Likewise. * sem_open.c: Likewise. * sem_post.c: Likewise. * sem_timedwait.c: Likewise. * sem_trywait.c: Likewise. * sem_wait.c: Likewise. 2002-10-04 Ulrich Drepper <drepper@redhat.com> * Makefile (tests): Add tst-basic2, tst-exec1, tst-exec3, tst-exec3. * tst-basic2.c: New file. * tst-exec1.c: New file. * tst-exec2.c: New file. * tst-exec3.c: New file. * tst-fork1.c: Remove extra */. * nptl 0.2 released. The API for IA-32 is complete.
2002-11-26 23:50:54 +01:00
int
pthread_mutex_timedlock (mutex, abstime)
pthread_mutex_t *mutex;
const struct timespec *abstime;
{
int oldval;
Update. 2003-06-22 Ulrich Drepper <drepper@redhat.com> * pthreadP.h (__pthread_mutex_init_internal): Mark hidden. (__pthread_mutex_lock_internal): Likewise. (__pthread_mutex_unlock_internal): Likewise. (__pthread_mutex_unlock_usercnt): Declare. * pthread_mutex_destroy.c: Always fail if used in any way. * pthread_mutex_init.c: Update comment. * pthread_mutex_lock.c: If NO_INCR is not defined adjust __nusers. * pthread_mutex_timedlock.c: Adjust __nusers. * pthread_mutex_trylock.c: Adjust __nusers. * pthread_mutex_unlock.c: Old code is in __pthread_mutex_unlock_usercnt and public interfaces are wrapper with pass additional parameter. __pthread_mutex_unlock_usercnt does not adjust __nusers if second parameter zero. * tst-mutex8.c: New file. * Makefile (tests): Add tst-mutex8. * sysdeps/pthread/pthread_cond_timedwait.c: Call __pthread_mutex_unlock_usercnt. * sysdeps/pthread/pthread_cond_wait.c: Likewise. * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S: Likewise. * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S: Likewise. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S: Likewise. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S: Likewise. * sysdeps/unix/sysv/linux/pthread_mutex_cond_lock.c: Define NO_INCR. * sysdeps/unix/sysv/linux/i386/bits/pthreadtypes.h (pthread_mutex_t): Add __nusers. * sysdeps/unix/sysv/linux/ia64/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/powerpc/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/s390/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/sh/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/x86_64/bits/pthreadtypes.h: Likewise. * pthread_mutex_lock.c: Don't store THREAD_ID in __owner, use TID. * pthread_mutex_timedlock.c: Likewise. * pthread_mutex_trylock.c: Adjust __nusers. * pthread_mutex_unlock.c: Compare with TID not THREAD_ID. * tst-mutex9.c: New file. * Makefile (tests): Add tst-mutex9. * sysdeps/i386/tls.h: Remove THREAD_ID definition. * sysdeps/ia64/tls.h: Likewise. * sysdeps/powerpc/tls.h: Likewise. * sysdeps/s390/tls.h: Likewise. * sysdeps/sh/tls.h: Likewise. * sysdeps/x86_64/tls.h: Likewise. * sysdeps/unix/sysv/linux/i386/bits/pthreadtypes.h (pthread_mutex_t): Change type of __owner. * sysdeps/unix/sysv/linux/ia64/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/powerpc/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/s390/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/sh/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/x86_64/bits/pthreadtypes.h: Likewise.
2003-06-23 01:55:27 +02:00
pid_t id = THREAD_GETMEM (THREAD_SELF, tid);
Initial revision 2002-11-26 Ulrich Drepper <drepper@redhat.com> * allocatestack.c (queue_stack): Don't remove stack from list here. Do it in the caller. Correct condition to prematurely terminate loop to free stacks. (__deallocate_stack): Remove stack from list here. 2002-11-26 Ulrich Drepper <drepper@redhat.com> * Makefile (tests): Add tst-stack1. * tst-stack1.c: New file. * allocatestack.c (allocate_stack): Initialize the TCB on a user provided stack. * pthread_attr_getstack.c: Return bottom of the thread area. 2002-11-25 Ulrich Drepper <drepper@redhat.com> * Makefile (libpthread-routines): Add pt-allocrtsig and pthread_kill_other_threads. * pt-allocrtsig.c: New file. * pthread_kill_other_threads.c: New file. * sysdeps/unix/sysv/linux/allocrtsig.c: Add additional aliases for all three functions. * sysdeps/unix/sysv/linux/Makefile (sysdep_routines): Remove allocrtsig. * sysdeps/unix/sysv/linux/Versions (libc:GLIBC_PRIVATE): Export __libc_current_sigrtmin_private, __libc_current_sigrtmax_private, and __libc_allocate_rtsig_private. * Versions (libpthread): Export pthread_kill_other_threads_np, __libc_current_sigrtmin, and __libc_current_sigrtmax. 2002-11-24 Ulrich Drepper <drepper@redhat.com> * allocatestack.c (allocate_stack): stackaddr in attribute points to the end of the stack. Adjust computations. When mprotect call fails dequeue stack and free it. * pthread_attr_setstack.c: Store top of the stack in stackaddr attribute. * pthread_getattr_np.c: Likewise. * descr.h (IS_DETACHED): Add some more parenthesis to prevent surprises. 2002-11-23 Ulrich Drepper <drepper@redhat.com> * sysdeps/pthread/pthread.h (pthread_self): __THROW must come before attribute definitions. Patch by Luca Barbieri <ldb@ldb.ods.org>. 2002-11-22 Ulrich Drepper <drepper@redhat.com> * pthread_getspecific.c: Optimize access to first 2nd-level array. * pthread_setspecific.c: Likewise. 2002-11-21 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/i386/createthread.c: Remove CLONE_ flags definitions. Get them from the official place. * sysdeps/unix/sysv/linux/i386/fork.c: Likewise. * sysdeps/unix/sysv/linux/i386/createthread.c: Update CLONE_* flags. Use new CLONE_ flags in clone() calls. * sysdeps/unix/sysv/linux/fork.c: Use ARCH_FORK to actually fork. * sysdeps/unix/sysv/linux/i386/fork.c: New file. * Versions: Add pthread_* functions for libc. * forward.c: New file. * sysdeps/pthread/Makefile (libpthread-sysdeps_routines): Add errno-loc. * herrno.c: New file. * res.c: New file. * Makefile (libpthread-routines): Remove sem_post, sem_wait, sem_trywait, and sem_timedwait. Add herrno and res. * sem_init.c: Don't initialize lock and waiters members. * sem_open.c: Likewise. * sem_post.c: Removed. * sem_wait.c: Removed. * sem_trywait.c: Removed. * sem_timedwait.c: Removed. * sysdeps/unix/sysv/linux/i386/i486/lowlevelsem.S: Complete rewrite. Includes full implementations of sem_post, sem_wait, sem_trywait, and sem_timedwait. * sysdeps/unix/sysv/linux/i386/lowlevelsem.h (lll_sem_post): Adjust for new implementation. * sysdeps/unix/sysv/linux/internaltypes.h (struct sem): Remove lock and waiters fields. * tst-sem3.c: Improve error message. * tst-signal3.c: Likewise. * init.c (__pthread_initialize_minimal): Use set_tid_address syscall to tell the kernel about the termination futex and to initialize tid member. Don't initialize main_thread. * descr.h (struct pthread): Remove main_thread member. * cancelllation.c (__do_cancel): Remove code handling main thread. The main thread is not special anymore. * allocatestack.c (__reclaim_stacks): Mark stacks as unused. Add size of the stacks to stack_cache_actsize. * pt-readv.c: Add missing "defined". * pt-sigwait.c: Likewise. * pt-writev.c: Likewise. 2002-11-09 Ulrich Drepper <drepper@redhat.com> * Versions: Export __connect from libpthread. Patch by Luca Barbieri <ldb@ldb.ods.org>. * Makefile (libpthread-routines): Add pt-raise. * sysdeps/unix/sysv/linux/raise.c: New file. * sysdeps/unix/sysv/linux/pt-raise.c: New file. * sysdeps/generic/pt-raise.c: New file. * pthread_cond_init.c: Initialize all data elements of the condvar structure. Patch by Luca Barbieri <ldb@ldb.ods.org>. * pthread_attr_init.c: Actually implement 2.0 compatibility version. * pthread_create.c: Likewise. * Makefile (tests): Add tst-key1, tst-key2, tst-key3. * tst-key1.c: New file. * tst-key2.c: New file. * tst-key3.c: New file. * Versions: Export pthread_detach for version GLIBC_2.0. Reported by Saurabh Desai <sdesai@austin.ibm.com>. 2002-11-08 Ulrich Drepper <drepper@redhat.com> * pthread_key_create.c: Terminate search after an unused key was found. Patch by Luca Barbieri <ldb@ldb.ods.org>. * sysdeps/unix/sysv/linux/i386/pthread_once.S: Return zero. Patch by Luca Barbieri <ldb@ldb.ods.org>. 2002-10-10 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/i386/i486/lowlevelsem.S: Use slow generic dynamic lookup for errno in PIC. * allocatestack.c (get_cached_stack): Rearrange code slightly to release the stack lock as soon as possible. Call _dl_allocate_tls_init for TCB from the cache to re-initialize the static TLS block. (allocate_stack): Call _dl_allocate_tls_init for user-provided stack. * cancellation.c: Renamed from cancelation.c. * Makefile: Adjust accordingly. * pthreadP.h (CANCELLATION_P): Renamed from CANCELATION_P. * cleanup_defer.c: Use CANCELLATION_P. * pthread_testcancel.c: Likewise. * descr.h: Fix spelling in comments. * init.c: Likewise. * pthread_getattr_np.c: Likewise. * pthread_getschedparam.c: Likewise. * pthread_setschedparam.c: Likewise. * Versions: Likewise. * pt-pselect.c: New file. * Makefile (libpthread-routines): Add pt-pselect. * Versions: Add pselect. * tst-cancel4.c: New file. * Makefile (tests): Add tst-cancel4. 2002-10-09 Ulrich Drepper <drepper@redhat.com> * pthread_mutex_lock.c: Always record lock ownership. * pthread_mutex_timedlock.c: Likewise. * pthread_mutex_trylock.c: Likewise. * pt-readv.c: New file. * pt-writev.c: New file. * pt-creat.c: New file. * pt-msgrcv.c: New file. * pt-msgsnd.c: New file. * pt-poll.c: New file. * pt-select.c: New file. * pt-sigpause.c: New file. * pt-sigsuspend.c: New file. * pt-sigwait.c: New file. * pt-sigwaitinfo.c: New file. * pt-waitid.c: New file. * Makefile (libpthread-routines): Add pt-readv, pt-writev, pt-creat, pt-msgrcv, pt-msgsnd, pt-poll, pt-select, pt-sigpause, pt-sigsuspend, pt-sigwait, pt-sigwaitinfo, and pt-waitid. * Versions: Add all the new functions. * tst-exit1.c: New file. * Makefile (tests): Add tst-exit1. * sem_timedwait.c: Minor optimization for more optimal fastpath. 2002-10-08 Ulrich Drepper <drepper@redhat.com> * pt-fcntl.c: Only enable asynchronous cancellation for F_SETLKW. * pthread_join.c: Enable asynchronous cancellation around lll_wait_tid call. pthread_join is an official cancellation point. * pthread_timedjoin.c: Likewise. * pthread_cond_wait.c: Revert order in which internal lock are dropped and the condvar's mutex are retrieved. * pthread_cond_timedwait.c: Likewise. Reported by dice@saros.East.Sun.COM. 2002-10-07 Ulrich Drepper <drepper@redhat.com> * pthreadP.h: Cut out all type definitions and move them... * sysdeps/unix/sysv/linux/internaltypes.h: ...here. New file. * pthreadP.h: Include <internaltypes.h>. * sysdeps/unix/sysv/linux/i386/lowlevelsem.h (lll_sem_post): Little performance tweaks. * sem_trywait.c: Shuffle #includes around to get right order. * sem_timedwait.c: Likewise. * sem_post.c: Likewise. * sem_wait.c: Likewise. * nptl 0.3 released. * Makefile (tests): Add tst-signal3. * tst-signal3.c: New file. 2002-10-05 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/i386/lowlevelsem.h: Tell the compiler that the asms modify the sem object. (__lll_sem_timedwait): Now takes struct sem* as first parameter. * sysdeps/unix/sysv/linux/i386/bits/semaphore.h (sem_t): Don't expose the actual members. * pthreadP.h (struct sem): New type. Actual semaphore type. * semaphoreP.h: Include pthreadP.h. * sem_getvalue.c: Adjust to sem_t change. * sem_init.c: Likewise. * sem_open.c: Likewise. * sem_post.c: Likewise. * sem_timedwait.c: Likewise. * sem_trywait.c: Likewise. * sem_wait.c: Likewise. 2002-10-04 Ulrich Drepper <drepper@redhat.com> * Makefile (tests): Add tst-basic2, tst-exec1, tst-exec3, tst-exec3. * tst-basic2.c: New file. * tst-exec1.c: New file. * tst-exec2.c: New file. * tst-exec3.c: New file. * tst-fork1.c: Remove extra */. * nptl 0.2 released. The API for IA-32 is complete.
2002-11-26 23:50:54 +01:00
int result = 0;
/* We must not check ABSTIME here. If the thread does not block
abstime must not be checked for a valid value. */
switch (__builtin_expect (PTHREAD_MUTEX_TYPE (mutex),
PTHREAD_MUTEX_TIMED_NP))
Initial revision 2002-11-26 Ulrich Drepper <drepper@redhat.com> * allocatestack.c (queue_stack): Don't remove stack from list here. Do it in the caller. Correct condition to prematurely terminate loop to free stacks. (__deallocate_stack): Remove stack from list here. 2002-11-26 Ulrich Drepper <drepper@redhat.com> * Makefile (tests): Add tst-stack1. * tst-stack1.c: New file. * allocatestack.c (allocate_stack): Initialize the TCB on a user provided stack. * pthread_attr_getstack.c: Return bottom of the thread area. 2002-11-25 Ulrich Drepper <drepper@redhat.com> * Makefile (libpthread-routines): Add pt-allocrtsig and pthread_kill_other_threads. * pt-allocrtsig.c: New file. * pthread_kill_other_threads.c: New file. * sysdeps/unix/sysv/linux/allocrtsig.c: Add additional aliases for all three functions. * sysdeps/unix/sysv/linux/Makefile (sysdep_routines): Remove allocrtsig. * sysdeps/unix/sysv/linux/Versions (libc:GLIBC_PRIVATE): Export __libc_current_sigrtmin_private, __libc_current_sigrtmax_private, and __libc_allocate_rtsig_private. * Versions (libpthread): Export pthread_kill_other_threads_np, __libc_current_sigrtmin, and __libc_current_sigrtmax. 2002-11-24 Ulrich Drepper <drepper@redhat.com> * allocatestack.c (allocate_stack): stackaddr in attribute points to the end of the stack. Adjust computations. When mprotect call fails dequeue stack and free it. * pthread_attr_setstack.c: Store top of the stack in stackaddr attribute. * pthread_getattr_np.c: Likewise. * descr.h (IS_DETACHED): Add some more parenthesis to prevent surprises. 2002-11-23 Ulrich Drepper <drepper@redhat.com> * sysdeps/pthread/pthread.h (pthread_self): __THROW must come before attribute definitions. Patch by Luca Barbieri <ldb@ldb.ods.org>. 2002-11-22 Ulrich Drepper <drepper@redhat.com> * pthread_getspecific.c: Optimize access to first 2nd-level array. * pthread_setspecific.c: Likewise. 2002-11-21 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/i386/createthread.c: Remove CLONE_ flags definitions. Get them from the official place. * sysdeps/unix/sysv/linux/i386/fork.c: Likewise. * sysdeps/unix/sysv/linux/i386/createthread.c: Update CLONE_* flags. Use new CLONE_ flags in clone() calls. * sysdeps/unix/sysv/linux/fork.c: Use ARCH_FORK to actually fork. * sysdeps/unix/sysv/linux/i386/fork.c: New file. * Versions: Add pthread_* functions for libc. * forward.c: New file. * sysdeps/pthread/Makefile (libpthread-sysdeps_routines): Add errno-loc. * herrno.c: New file. * res.c: New file. * Makefile (libpthread-routines): Remove sem_post, sem_wait, sem_trywait, and sem_timedwait. Add herrno and res. * sem_init.c: Don't initialize lock and waiters members. * sem_open.c: Likewise. * sem_post.c: Removed. * sem_wait.c: Removed. * sem_trywait.c: Removed. * sem_timedwait.c: Removed. * sysdeps/unix/sysv/linux/i386/i486/lowlevelsem.S: Complete rewrite. Includes full implementations of sem_post, sem_wait, sem_trywait, and sem_timedwait. * sysdeps/unix/sysv/linux/i386/lowlevelsem.h (lll_sem_post): Adjust for new implementation. * sysdeps/unix/sysv/linux/internaltypes.h (struct sem): Remove lock and waiters fields. * tst-sem3.c: Improve error message. * tst-signal3.c: Likewise. * init.c (__pthread_initialize_minimal): Use set_tid_address syscall to tell the kernel about the termination futex and to initialize tid member. Don't initialize main_thread. * descr.h (struct pthread): Remove main_thread member. * cancelllation.c (__do_cancel): Remove code handling main thread. The main thread is not special anymore. * allocatestack.c (__reclaim_stacks): Mark stacks as unused. Add size of the stacks to stack_cache_actsize. * pt-readv.c: Add missing "defined". * pt-sigwait.c: Likewise. * pt-writev.c: Likewise. 2002-11-09 Ulrich Drepper <drepper@redhat.com> * Versions: Export __connect from libpthread. Patch by Luca Barbieri <ldb@ldb.ods.org>. * Makefile (libpthread-routines): Add pt-raise. * sysdeps/unix/sysv/linux/raise.c: New file. * sysdeps/unix/sysv/linux/pt-raise.c: New file. * sysdeps/generic/pt-raise.c: New file. * pthread_cond_init.c: Initialize all data elements of the condvar structure. Patch by Luca Barbieri <ldb@ldb.ods.org>. * pthread_attr_init.c: Actually implement 2.0 compatibility version. * pthread_create.c: Likewise. * Makefile (tests): Add tst-key1, tst-key2, tst-key3. * tst-key1.c: New file. * tst-key2.c: New file. * tst-key3.c: New file. * Versions: Export pthread_detach for version GLIBC_2.0. Reported by Saurabh Desai <sdesai@austin.ibm.com>. 2002-11-08 Ulrich Drepper <drepper@redhat.com> * pthread_key_create.c: Terminate search after an unused key was found. Patch by Luca Barbieri <ldb@ldb.ods.org>. * sysdeps/unix/sysv/linux/i386/pthread_once.S: Return zero. Patch by Luca Barbieri <ldb@ldb.ods.org>. 2002-10-10 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/i386/i486/lowlevelsem.S: Use slow generic dynamic lookup for errno in PIC. * allocatestack.c (get_cached_stack): Rearrange code slightly to release the stack lock as soon as possible. Call _dl_allocate_tls_init for TCB from the cache to re-initialize the static TLS block. (allocate_stack): Call _dl_allocate_tls_init for user-provided stack. * cancellation.c: Renamed from cancelation.c. * Makefile: Adjust accordingly. * pthreadP.h (CANCELLATION_P): Renamed from CANCELATION_P. * cleanup_defer.c: Use CANCELLATION_P. * pthread_testcancel.c: Likewise. * descr.h: Fix spelling in comments. * init.c: Likewise. * pthread_getattr_np.c: Likewise. * pthread_getschedparam.c: Likewise. * pthread_setschedparam.c: Likewise. * Versions: Likewise. * pt-pselect.c: New file. * Makefile (libpthread-routines): Add pt-pselect. * Versions: Add pselect. * tst-cancel4.c: New file. * Makefile (tests): Add tst-cancel4. 2002-10-09 Ulrich Drepper <drepper@redhat.com> * pthread_mutex_lock.c: Always record lock ownership. * pthread_mutex_timedlock.c: Likewise. * pthread_mutex_trylock.c: Likewise. * pt-readv.c: New file. * pt-writev.c: New file. * pt-creat.c: New file. * pt-msgrcv.c: New file. * pt-msgsnd.c: New file. * pt-poll.c: New file. * pt-select.c: New file. * pt-sigpause.c: New file. * pt-sigsuspend.c: New file. * pt-sigwait.c: New file. * pt-sigwaitinfo.c: New file. * pt-waitid.c: New file. * Makefile (libpthread-routines): Add pt-readv, pt-writev, pt-creat, pt-msgrcv, pt-msgsnd, pt-poll, pt-select, pt-sigpause, pt-sigsuspend, pt-sigwait, pt-sigwaitinfo, and pt-waitid. * Versions: Add all the new functions. * tst-exit1.c: New file. * Makefile (tests): Add tst-exit1. * sem_timedwait.c: Minor optimization for more optimal fastpath. 2002-10-08 Ulrich Drepper <drepper@redhat.com> * pt-fcntl.c: Only enable asynchronous cancellation for F_SETLKW. * pthread_join.c: Enable asynchronous cancellation around lll_wait_tid call. pthread_join is an official cancellation point. * pthread_timedjoin.c: Likewise. * pthread_cond_wait.c: Revert order in which internal lock are dropped and the condvar's mutex are retrieved. * pthread_cond_timedwait.c: Likewise. Reported by dice@saros.East.Sun.COM. 2002-10-07 Ulrich Drepper <drepper@redhat.com> * pthreadP.h: Cut out all type definitions and move them... * sysdeps/unix/sysv/linux/internaltypes.h: ...here. New file. * pthreadP.h: Include <internaltypes.h>. * sysdeps/unix/sysv/linux/i386/lowlevelsem.h (lll_sem_post): Little performance tweaks. * sem_trywait.c: Shuffle #includes around to get right order. * sem_timedwait.c: Likewise. * sem_post.c: Likewise. * sem_wait.c: Likewise. * nptl 0.3 released. * Makefile (tests): Add tst-signal3. * tst-signal3.c: New file. 2002-10-05 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/i386/lowlevelsem.h: Tell the compiler that the asms modify the sem object. (__lll_sem_timedwait): Now takes struct sem* as first parameter. * sysdeps/unix/sysv/linux/i386/bits/semaphore.h (sem_t): Don't expose the actual members. * pthreadP.h (struct sem): New type. Actual semaphore type. * semaphoreP.h: Include pthreadP.h. * sem_getvalue.c: Adjust to sem_t change. * sem_init.c: Likewise. * sem_open.c: Likewise. * sem_post.c: Likewise. * sem_timedwait.c: Likewise. * sem_trywait.c: Likewise. * sem_wait.c: Likewise. 2002-10-04 Ulrich Drepper <drepper@redhat.com> * Makefile (tests): Add tst-basic2, tst-exec1, tst-exec3, tst-exec3. * tst-basic2.c: New file. * tst-exec1.c: New file. * tst-exec2.c: New file. * tst-exec3.c: New file. * tst-fork1.c: Remove extra */. * nptl 0.2 released. The API for IA-32 is complete.
2002-11-26 23:50:54 +01:00
{
/* Recursive mutex. */
case PTHREAD_MUTEX_RECURSIVE_NP:
/* Check whether we already hold the mutex. */
if (mutex->__data.__owner == id)
Initial revision 2002-11-26 Ulrich Drepper <drepper@redhat.com> * allocatestack.c (queue_stack): Don't remove stack from list here. Do it in the caller. Correct condition to prematurely terminate loop to free stacks. (__deallocate_stack): Remove stack from list here. 2002-11-26 Ulrich Drepper <drepper@redhat.com> * Makefile (tests): Add tst-stack1. * tst-stack1.c: New file. * allocatestack.c (allocate_stack): Initialize the TCB on a user provided stack. * pthread_attr_getstack.c: Return bottom of the thread area. 2002-11-25 Ulrich Drepper <drepper@redhat.com> * Makefile (libpthread-routines): Add pt-allocrtsig and pthread_kill_other_threads. * pt-allocrtsig.c: New file. * pthread_kill_other_threads.c: New file. * sysdeps/unix/sysv/linux/allocrtsig.c: Add additional aliases for all three functions. * sysdeps/unix/sysv/linux/Makefile (sysdep_routines): Remove allocrtsig. * sysdeps/unix/sysv/linux/Versions (libc:GLIBC_PRIVATE): Export __libc_current_sigrtmin_private, __libc_current_sigrtmax_private, and __libc_allocate_rtsig_private. * Versions (libpthread): Export pthread_kill_other_threads_np, __libc_current_sigrtmin, and __libc_current_sigrtmax. 2002-11-24 Ulrich Drepper <drepper@redhat.com> * allocatestack.c (allocate_stack): stackaddr in attribute points to the end of the stack. Adjust computations. When mprotect call fails dequeue stack and free it. * pthread_attr_setstack.c: Store top of the stack in stackaddr attribute. * pthread_getattr_np.c: Likewise. * descr.h (IS_DETACHED): Add some more parenthesis to prevent surprises. 2002-11-23 Ulrich Drepper <drepper@redhat.com> * sysdeps/pthread/pthread.h (pthread_self): __THROW must come before attribute definitions. Patch by Luca Barbieri <ldb@ldb.ods.org>. 2002-11-22 Ulrich Drepper <drepper@redhat.com> * pthread_getspecific.c: Optimize access to first 2nd-level array. * pthread_setspecific.c: Likewise. 2002-11-21 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/i386/createthread.c: Remove CLONE_ flags definitions. Get them from the official place. * sysdeps/unix/sysv/linux/i386/fork.c: Likewise. * sysdeps/unix/sysv/linux/i386/createthread.c: Update CLONE_* flags. Use new CLONE_ flags in clone() calls. * sysdeps/unix/sysv/linux/fork.c: Use ARCH_FORK to actually fork. * sysdeps/unix/sysv/linux/i386/fork.c: New file. * Versions: Add pthread_* functions for libc. * forward.c: New file. * sysdeps/pthread/Makefile (libpthread-sysdeps_routines): Add errno-loc. * herrno.c: New file. * res.c: New file. * Makefile (libpthread-routines): Remove sem_post, sem_wait, sem_trywait, and sem_timedwait. Add herrno and res. * sem_init.c: Don't initialize lock and waiters members. * sem_open.c: Likewise. * sem_post.c: Removed. * sem_wait.c: Removed. * sem_trywait.c: Removed. * sem_timedwait.c: Removed. * sysdeps/unix/sysv/linux/i386/i486/lowlevelsem.S: Complete rewrite. Includes full implementations of sem_post, sem_wait, sem_trywait, and sem_timedwait. * sysdeps/unix/sysv/linux/i386/lowlevelsem.h (lll_sem_post): Adjust for new implementation. * sysdeps/unix/sysv/linux/internaltypes.h (struct sem): Remove lock and waiters fields. * tst-sem3.c: Improve error message. * tst-signal3.c: Likewise. * init.c (__pthread_initialize_minimal): Use set_tid_address syscall to tell the kernel about the termination futex and to initialize tid member. Don't initialize main_thread. * descr.h (struct pthread): Remove main_thread member. * cancelllation.c (__do_cancel): Remove code handling main thread. The main thread is not special anymore. * allocatestack.c (__reclaim_stacks): Mark stacks as unused. Add size of the stacks to stack_cache_actsize. * pt-readv.c: Add missing "defined". * pt-sigwait.c: Likewise. * pt-writev.c: Likewise. 2002-11-09 Ulrich Drepper <drepper@redhat.com> * Versions: Export __connect from libpthread. Patch by Luca Barbieri <ldb@ldb.ods.org>. * Makefile (libpthread-routines): Add pt-raise. * sysdeps/unix/sysv/linux/raise.c: New file. * sysdeps/unix/sysv/linux/pt-raise.c: New file. * sysdeps/generic/pt-raise.c: New file. * pthread_cond_init.c: Initialize all data elements of the condvar structure. Patch by Luca Barbieri <ldb@ldb.ods.org>. * pthread_attr_init.c: Actually implement 2.0 compatibility version. * pthread_create.c: Likewise. * Makefile (tests): Add tst-key1, tst-key2, tst-key3. * tst-key1.c: New file. * tst-key2.c: New file. * tst-key3.c: New file. * Versions: Export pthread_detach for version GLIBC_2.0. Reported by Saurabh Desai <sdesai@austin.ibm.com>. 2002-11-08 Ulrich Drepper <drepper@redhat.com> * pthread_key_create.c: Terminate search after an unused key was found. Patch by Luca Barbieri <ldb@ldb.ods.org>. * sysdeps/unix/sysv/linux/i386/pthread_once.S: Return zero. Patch by Luca Barbieri <ldb@ldb.ods.org>. 2002-10-10 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/i386/i486/lowlevelsem.S: Use slow generic dynamic lookup for errno in PIC. * allocatestack.c (get_cached_stack): Rearrange code slightly to release the stack lock as soon as possible. Call _dl_allocate_tls_init for TCB from the cache to re-initialize the static TLS block. (allocate_stack): Call _dl_allocate_tls_init for user-provided stack. * cancellation.c: Renamed from cancelation.c. * Makefile: Adjust accordingly. * pthreadP.h (CANCELLATION_P): Renamed from CANCELATION_P. * cleanup_defer.c: Use CANCELLATION_P. * pthread_testcancel.c: Likewise. * descr.h: Fix spelling in comments. * init.c: Likewise. * pthread_getattr_np.c: Likewise. * pthread_getschedparam.c: Likewise. * pthread_setschedparam.c: Likewise. * Versions: Likewise. * pt-pselect.c: New file. * Makefile (libpthread-routines): Add pt-pselect. * Versions: Add pselect. * tst-cancel4.c: New file. * Makefile (tests): Add tst-cancel4. 2002-10-09 Ulrich Drepper <drepper@redhat.com> * pthread_mutex_lock.c: Always record lock ownership. * pthread_mutex_timedlock.c: Likewise. * pthread_mutex_trylock.c: Likewise. * pt-readv.c: New file. * pt-writev.c: New file. * pt-creat.c: New file. * pt-msgrcv.c: New file. * pt-msgsnd.c: New file. * pt-poll.c: New file. * pt-select.c: New file. * pt-sigpause.c: New file. * pt-sigsuspend.c: New file. * pt-sigwait.c: New file. * pt-sigwaitinfo.c: New file. * pt-waitid.c: New file. * Makefile (libpthread-routines): Add pt-readv, pt-writev, pt-creat, pt-msgrcv, pt-msgsnd, pt-poll, pt-select, pt-sigpause, pt-sigsuspend, pt-sigwait, pt-sigwaitinfo, and pt-waitid. * Versions: Add all the new functions. * tst-exit1.c: New file. * Makefile (tests): Add tst-exit1. * sem_timedwait.c: Minor optimization for more optimal fastpath. 2002-10-08 Ulrich Drepper <drepper@redhat.com> * pt-fcntl.c: Only enable asynchronous cancellation for F_SETLKW. * pthread_join.c: Enable asynchronous cancellation around lll_wait_tid call. pthread_join is an official cancellation point. * pthread_timedjoin.c: Likewise. * pthread_cond_wait.c: Revert order in which internal lock are dropped and the condvar's mutex are retrieved. * pthread_cond_timedwait.c: Likewise. Reported by dice@saros.East.Sun.COM. 2002-10-07 Ulrich Drepper <drepper@redhat.com> * pthreadP.h: Cut out all type definitions and move them... * sysdeps/unix/sysv/linux/internaltypes.h: ...here. New file. * pthreadP.h: Include <internaltypes.h>. * sysdeps/unix/sysv/linux/i386/lowlevelsem.h (lll_sem_post): Little performance tweaks. * sem_trywait.c: Shuffle #includes around to get right order. * sem_timedwait.c: Likewise. * sem_post.c: Likewise. * sem_wait.c: Likewise. * nptl 0.3 released. * Makefile (tests): Add tst-signal3. * tst-signal3.c: New file. 2002-10-05 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/i386/lowlevelsem.h: Tell the compiler that the asms modify the sem object. (__lll_sem_timedwait): Now takes struct sem* as first parameter. * sysdeps/unix/sysv/linux/i386/bits/semaphore.h (sem_t): Don't expose the actual members. * pthreadP.h (struct sem): New type. Actual semaphore type. * semaphoreP.h: Include pthreadP.h. * sem_getvalue.c: Adjust to sem_t change. * sem_init.c: Likewise. * sem_open.c: Likewise. * sem_post.c: Likewise. * sem_timedwait.c: Likewise. * sem_trywait.c: Likewise. * sem_wait.c: Likewise. 2002-10-04 Ulrich Drepper <drepper@redhat.com> * Makefile (tests): Add tst-basic2, tst-exec1, tst-exec3, tst-exec3. * tst-basic2.c: New file. * tst-exec1.c: New file. * tst-exec2.c: New file. * tst-exec3.c: New file. * tst-fork1.c: Remove extra */. * nptl 0.2 released. The API for IA-32 is complete.
2002-11-26 23:50:54 +01:00
{
/* Just bump the counter. */
if (__builtin_expect (mutex->__data.__count + 1 == 0, 0))
/* Overflow of the counter. */
return EAGAIN;
++mutex->__data.__count;
goto out;
}
/* We have to get the mutex. */
* sysdeps/unix/sysv/linux/powerpc/sem_post.c (__new_sem_post): Use __asm __volatile (__lll_acq_instr ::: "memory") instead of atomic_full_barrier. 2007-07-31 Jakub Jelinek <jakub@redhat.com> * allocatestack.c (stack_cache_lock): Change type to int. (get_cached_stack, allocate_stack, __deallocate_stack, __make_stacks_executable, __find_thread_by_id, __nptl_setxid, __pthread_init_static_tls, __wait_lookup_done): Add LLL_PRIVATE as second argument to lll_lock and lll_unlock macros on stack_cache_lock. * pthread_create.c (__find_in_stack_list): Likewise. (start_thread): Similarly with pd->lock. Use lll_robust_dead macro instead of lll_robust_mutex_dead, pass LLL_SHARED to it as second argument. * descr.h (struct pthread): Change lock and setxid_futex field type to int. * old_pthread_cond_broadcast.c (__pthread_cond_broadcast_2_0): Use LLL_LOCK_INITIALIZER instead of LLL_MUTEX_LOCK_INITIALIZER. * old_pthread_cond_signal.c (__pthread_cond_signal_2_0): Likewise. * old_pthread_cond_timedwait.c (__pthread_cond_timedwait_2_0): Likewise. * old_pthread_cond_wait.c (__pthread_cond_wait_2_0): Likewise. * pthread_cond_init.c (__pthread_cond_init): Likewise. * pthreadP.h (__attr_list_lock): Change type to int. * pthread_attr_init.c (__attr_list_lock): Likewise. * pthread_barrier_destroy.c (pthread_barrier_destroy): Pass ibarrier->private ^ FUTEX_PRIVATE_FLAG as second argument to lll_{,un}lock. * pthread_barrier_wait.c (pthread_barrier_wait): Likewise and also for lll_futex_{wake,wait}. * pthread_barrier_init.c (pthread_barrier_init): Make iattr a pointer to const. * pthread_cond_broadcast.c (__pthread_cond_broadcast): Pass LLL_SHARED as second argument to lll_{,un}lock. * pthread_cond_destroy.c (__pthread_cond_destroy): Likewise. * pthread_cond_signal.c (__pthread_cond_singal): Likewise. * pthread_cond_timedwait.c (__pthread_cond_timedwait): Likewise. * pthread_cond_wait.c (__condvar_cleanup, __pthread_cond_wait): Likewise. * pthread_getattr_np.c (pthread_getattr_np): Add LLL_PRIVATE as second argument to lll_{,un}lock macros on pd->lock. * pthread_getschedparam.c (__pthread_getschedparam): Likewise. * pthread_setschedparam.c (__pthread_setschedparam): Likewise. * pthread_setschedprio.c (pthread_setschedprio): Likewise. * tpp.c (__pthread_tpp_change_priority, __pthread_current_priority): Likewise. * sysdeps/pthread/createthread.c (do_clone, create_thread): Likewise. * pthread_once.c (once_lock): Change type to int. (__pthread_once): Pass LLL_PRIVATE as second argument to lll_{,un}lock macros on once_lock. * pthread_rwlock_rdlock.c (__pthread_rwlock_rdlock): Use lll_{,un}lock macros instead of lll_mutex_{,un}lock, pass rwlock->__data.__shared as second argument to them and similarly for lll_futex_w*. * pthread_rwlock_timedrdlock.c (pthread_rwlock_timedrdlock): Likewise. * pthread_rwlock_timedwrlock.c (pthread_rwlock_timedwrlock): Likewise. * pthread_rwlock_tryrdlock.c (__pthread_rwlock_tryrdlock): Likewise. * pthread_rwlock_trywrlock.c (__pthread_rwlock_trywrlock): Likewise. * pthread_rwlock_unlock.c (__pthread_rwlock_unlock): Likewise. * pthread_rwlock_wrlock.c (__pthread_rwlock_wrlock): Likewise. * sem_close.c (sem_close): Pass LLL_PRIVATE as second argument to lll_{,un}lock macros on __sem_mappings_lock. * sem_open.c (check_add_mapping): Likewise. (__sem_mappings_lock): Change type to int. * semaphoreP.h (__sem_mappings_lock): Likewise. * pthread_mutex_lock.c (LLL_MUTEX_LOCK, LLL_MUTEX_TRYLOCK, LLL_ROBUST_MUTEX_LOCK): Use lll_{,try,robust_}lock macros instead of lll_*mutex_*, pass LLL_SHARED as last argument. (__pthread_mutex_lock): Use lll_unlock instead of lll_mutex_unlock, pass LLL_SHARED as last argument. * sysdeps/unix/sysv/linux/pthread_mutex_cond_lock.c (LLL_MUTEX_LOCK, LLL_MUTEX_TRYLOCK, LLL_ROBUST_MUTEX_LOCK): Use lll_{cond_,cond_try,robust_cond}lock macros instead of lll_*mutex_*, pass LLL_SHARED as last argument. * pthread_mutex_timedlock.c (pthread_mutex_timedlock): Use lll_{timed,try,robust_timed,un}lock instead of lll_*mutex*, pass LLL_SHARED as last argument. * pthread_mutex_trylock.c (__pthread_mutex_trylock): Similarly. * pthread_mutex_unlock.c (__pthread_mutex_unlock_usercnt): Similarly. * sysdeps/pthread/bits/libc-lock.h (__libc_lock_lock, __libc_lock_lock_recursive, __libc_lock_unlock, __libc_lock_unlock_recursive): Pass LLL_PRIVATE as second argument to lll_{,un}lock. * sysdeps/pthread/bits/stdio-lock.h (_IO_lock_lock, _IO_lock_unlock): Likewise. * sysdeps/unix/sysv/linux/fork.c (__libc_fork): Don't use compound literal. * sysdeps/unix/sysv/linux/unregister-atfork.c (__unregister_atfork): Pass LLL_PRIVATE as second argument to lll_{,un}lock macros on __fork_lock. * sysdeps/unix/sysv/linux/register-atfork.c (__register_atfork, free_mem): Likewise. (__fork_lock): Change type to int. * sysdeps/unix/sysv/linux/fork.h (__fork_lock): Likewise. * sysdeps/unix/sysv/linux/sem_post.c (__new_sem_post): Pass isem->private ^ FUTEX_PRIVATE_FLAG as second argument to lll_futex_wake. * sysdeps/unix/sysv/linux/sem_timedwait.c (sem_timedwait): Likewise. * sysdeps/unix/sysv/linux/sem_wait.c (__new_sem_wait): Likewise. * sysdeps/unix/sysv/linux/lowlevellock.c (__lll_lock_wait_private): New function. (__lll_lock_wait, __lll_timedlock_wait): Add private argument and pass it through to lll_futex_*wait, only compile in when IS_IN_libpthread. * sysdeps/unix/sysv/linux/lowlevelrobustlock.c (__lll_robust_lock_wait, __lll_robust_timedlock_wait): Add private argument and pass it through to lll_futex_*wait. * sysdeps/unix/sysv/linux/alpha/lowlevellock.h: Renamed all lll_mutex_* resp. lll_robust_mutex_* macros to lll_* resp. lll_robust_*. Renamed all __lll_mutex_* resp. __lll_robust_mutex_* inline functions to __lll_* resp. __lll_robust_*. (LLL_MUTEX_LOCK_INITIALIZER): Remove. (lll_mutex_dead): Add private argument. (__lll_lock_wait_private): New prototype. (__lll_lock_wait, __lll_robust_lock_wait, __lll_lock_timedwait, __lll_robust_lock_timedwait): Add private argument to prototypes. (__lll_lock): Add private argument, if it is constant LLL_PRIVATE, call __lll_lock_wait_private, otherwise pass private to __lll_lock_wait. (__lll_robust_lock, __lll_cond_lock, __lll_timedlock, __lll_robust_timedlock): Add private argument, pass it to __lll_*wait functions. (__lll_unlock): Add private argument, if it is constant LLL_PRIVATE, call __lll_unlock_wake_private, otherwise pass private to __lll_unlock_wake. (__lll_robust_unlock): Add private argument, pass it to __lll_robust_unlock_wake. (lll_lock, lll_robust_lock, lll_cond_lock, lll_timedlock, lll_robust_timedlock, lll_unlock, lll_robust_unlock): Add private argument, pass it through to __lll_* inline function. (__lll_mutex_unlock_force, lll_mutex_unlock_force): Remove. (lll_lock_t): Remove. (__lll_cond_wait, __lll_cond_timedwait, __lll_cond_wake, __lll_cond_broadcast, lll_cond_wait, lll_cond_timedwait, lll_cond_wake, lll_cond_broadcast): Remove. * sysdeps/unix/sysv/linux/ia64/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/powerpc/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/s390/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/sparc/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/i386/lowlevellock.h: Allow including the header from assembler. Renamed all lll_mutex_* resp. lll_robust_mutex_* macros to lll_* resp. lll_robust_*. (LOCK, FUTEX_CMP_REQUEUE, FUTEX_WAKE_OP, FUTEX_OP_CLEAR_WAKE_IF_GT_ONE): Define. (LLL_MUTEX_LOCK_INITIALIZER, LLL_MUTEX_LOCK_INITIALIZER_LOCKED, LLL_MUTEX_LOCK_INITIALIZER_WAITERS): Remove. (__lll_mutex_lock_wait, __lll_mutex_timedlock_wait, __lll_mutex_unlock_wake, __lll_lock_wait, __lll_unlock_wake): Remove prototype. (__lll_trylock_asm, __lll_lock_asm_start, __lll_unlock_asm): Define. (lll_robust_trylock, lll_cond_trylock): Use LLL_LOCK_INITIALIZER* rather than LLL_MUTEX_LOCK_INITIALIZER* macros. (lll_trylock): Likewise, use __lll_trylock_asm, pass MULTIPLE_THREADS_OFFSET as another asm operand. (lll_lock): Add private argument, use __lll_lock_asm_start, pass MULTIPLE_THREADS_OFFSET as last asm operand, call __lll_lock_wait_private if private is constant LLL_PRIVATE, otherwise pass private as another argument to __lll_lock_wait. (lll_robust_lock, lll_cond_lock, lll_robust_cond_lock, lll_timedlock, lll_robust_timedlock): Add private argument, pass private as another argument to __lll_*lock_wait call. (lll_unlock): Add private argument, use __lll_unlock_asm, pass MULTIPLE_THREADS_OFFSET as another asm operand, call __lll_unlock_wake_private if private is constant LLL_PRIVATE, otherwise pass private as another argument to __lll_unlock_wake. (lll_robust_unlock): Add private argument, pass private as another argument to __lll_unlock_wake. (lll_robust_dead): Add private argument, use __lll_private_flag macro. (lll_islocked): Use LLL_LOCK_INITIALIZER instead of LLL_MUTEX_LOCK_INITIALIZER. (lll_lock_t): Remove. (LLL_LOCK_INITIALIZER_WAITERS): Define. (__lll_cond_wait, __lll_cond_timedwait, __lll_cond_wake, __lll_cond_broadcast, lll_cond_wait, lll_cond_timedwait, lll_cond_wake, lll_cond_broadcast): Remove. * sysdeps/unix/sysv/linux/x86_64/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/i386/i486/libc-lowlevellock.S: Revert 2007-05-2{3,9} changes. * sysdeps/unix/sysv/linux/i386/i486/lowlevellock.S: Include kernel-features.h and lowlevellock.h. (LOAD_PRIVATE_FUTEX_WAIT): Define. (LOAD_FUTEX_WAIT): Rewritten. (LOCK, SYS_gettimeofday, SYS_futex, FUTEX_WAIT, FUTEX_WAKE): Don't define. (__lll_lock_wait_private, __lll_unlock_wake_private): New functions. (__lll_mutex_lock_wait): Rename to ... (__lll_lock_wait): ... this. Take futex addr from %edx instead of %ecx, %ecx is now private argument. Don't compile in for libc.so. (__lll_mutex_timedlock_wait): Rename to ... (__lll_timedlock_wait): ... this. Use __NR_gettimeofday. %esi contains private argument. Don't compile in for libc.so. (__lll_mutex_unlock_wake): Rename to ... (__lll_unlock_wake): ... this. %ecx contains private argument. Don't compile in for libc.so. (__lll_timedwait_tid): Use __NR_gettimeofday. * sysdeps/unix/sysv/linux/i386/i486/lowlevelrobustlock.S: Include kernel-features.h and lowlevellock.h. (LOAD_FUTEX_WAIT): Define. (LOCK, SYS_gettimeofday, SYS_futex, FUTEX_WAIT, FUTEX_WAKE): Don't define. (__lll_robust_mutex_lock_wait): Rename to ... (__lll_robust_lock_wait): ... this. Futex addr is now in %edx argument, %ecx argument contains private. Use LOAD_FUTEX_WAIT macro. (__lll_robust_mutex_timedlock_wait): Rename to ... (__lll_robust_timedlock_wait): ... this. Use __NR_gettimeofday. %esi argument contains private, use LOAD_FUTEX_WAIT macro. * sysdeps/unix/sysv/linux/i386/i486/pthread_barrier_wait.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (pthread_barrier_wait): Rename __lll_mutex_* to __lll_*, pass PRIVATE(%ebx) ^ LLL_SHARED as private argument in %ecx to __lll_lock_wait and __lll_unlock_wake, pass MUTEX(%ebx) address to __lll_lock_wait in %edx. * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_broadcast.S: Include lowlevellock.h and pthread-errnos.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_REQUEUE, FUTEX_CMP_REQUEUE, EINVAL, LOCK): Don't define. (__pthread_cond_broadcast): Rename __lll_mutex_* to __lll_*, pass cond_lock address in %edx rather than %ecx to __lll_lock_wait, pass LLL_SHARED in %ecx to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_signal.S: Include lowlevellock.h and pthread-errnos.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_WAKE_OP, FUTEX_OP_CLEAR_WAKE_IF_GT_ONE, EINVAL, LOCK): Don't define. (__pthread_cond_signal): Rename __lll_mutex_* to __lll_*, pass cond_lock address in %edx rather than %ecx to __lll_lock_wait, pass LLL_SHARED in %ecx to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S: Include lowlevellock.h. (SYS_futex, SYS_gettimeofday, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_cond_timedwait): Rename __lll_mutex_* to __lll_*, pass cond_lock address in %edx rather than %ecx to __lll_lock_wait, pass LLL_SHARED in %ecx to both __lll_lock_wait and __lll_unlock_wake. Use __NR_gettimeofday. * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_cond_wait, __condvar_w_cleanup): Rename __lll_mutex_* to __lll_*, pass cond_lock address in %edx rather than %ecx to __lll_lock_wait, pass LLL_SHARED in %ecx to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_rdlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_rwlock_rdlock): Rename __lll_mutex_* to __lll_*, pass MUTEX(%ebx) address in %edx rather than %ecx to __lll_lock_wait, pass PSHARED(%ebx) in %ecx to both __lll_lock_wait and __lll_unlock_wake. Move return value from %ecx to %edx register. * sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_timedrdlock.S: Include lowlevellock.h. (SYS_futex, SYS_gettimeofday, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_rwlock_wrlock): Rename __lll_mutex_* to __lll_*, pass MUTEX(%ebp) address in %edx rather than %ecx to __lll_lock_wait, pass PSHARED(%ebp) in %ecx to both __lll_lock_wait and __lll_unlock_wake. Move return value from %ecx to %edx register. Use __NR_gettimeofday. * sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_timedwrlock.S: Include lowlevellock.h. (SYS_futex, SYS_gettimeofday, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_rwlock_wrlock): Rename __lll_mutex_* to __lll_*, pass MUTEX(%ebp) address in %edx rather than %ecx to __lll_lock_wait, pass PSHARED(%ebp) in %ecx to both __lll_lock_wait and __lll_unlock_wake. Move return value from %ecx to %edx register. Use __NR_gettimeofday. * sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_unlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_rwlock_unlock): Rename __lll_mutex_* to __lll_*, pass MUTEX(%edi) address in %edx rather than %ecx to __lll_lock_wait, pass PSHARED(%edi) in %ecx to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_wrlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_rwlock_wrlock): Rename __lll_mutex_* to __lll_*, pass MUTEX(%ebx) address in %edx rather than %ecx to __lll_lock_wait, pass PSHARED(%ebx) in %ecx to both __lll_lock_wait and __lll_unlock_wake. Move return value from %ecx to %edx register. * sysdeps/unix/sysv/linux/i386/pthread_once.S: Include lowlevellock.h. (LOCK, SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_PRIVATE_FLAG): Don't define. * sysdeps/unix/sysv/linux/i386/i486/sem_post.S: Include lowlevellock.h. (LOCK, SYS_futex, FUTEX_WAKE): Don't define. * sysdeps/unix/sysv/linux/i386/i486/sem_timedwait.S: Include lowlevellock.h. (LOCK, SYS_futex, SYS_gettimeofday, FUTEX_WAIT): Don't define. (sem_timedwait): Use __NR_gettimeofday. * sysdeps/unix/sysv/linux/i386/i486/sem_trywait.S: Include lowlevellock.h. (LOCK): Don't define. * sysdeps/unix/sysv/linux/i386/i486/sem_wait.S: Include lowlevellock.h. (LOCK, SYS_futex, FUTEX_WAIT): Don't define. * sysdeps/unix/sysv/linux/powerpc/sem_post.c: Wake only when there are waiters. * sysdeps/unix/sysv/linux/x86_64/libc-lowlevellock.S: Revert 2007-05-2{3,9} changes. * sysdeps/unix/sysv/linux/x86_64/lowlevellock.S: Include kernel-features.h and lowlevellock.h. (LOAD_PRIVATE_FUTEX_WAIT): Define. (LOAD_FUTEX_WAIT): Rewritten. (LOCK, SYS_futex, FUTEX_WAIT, FUTEX_WAKE): Don't define. (__lll_lock_wait_private, __lll_unlock_wake_private): New functions. (__lll_mutex_lock_wait): Rename to ... (__lll_lock_wait): ... this. %esi is now private argument. Don't compile in for libc.so. (__lll_mutex_timedlock_wait): Rename to ... (__lll_timedlock_wait): ... this. %esi contains private argument. Don't compile in for libc.so. (__lll_mutex_unlock_wake): Rename to ... (__lll_unlock_wake): ... this. %esi contains private argument. Don't compile in for libc.so. * sysdeps/unix/sysv/linux/x86_64/lowlevelrobustlock.S: Include kernel-features.h and lowlevellock.h. (LOAD_FUTEX_WAIT): Define. (LOCK, SYS_futex, FUTEX_WAIT, FUTEX_WAKE): Don't define. (__lll_robust_mutex_lock_wait): Rename to ... (__lll_robust_lock_wait): ... this. %esi argument contains private. Use LOAD_FUTEX_WAIT macro. (__lll_robust_mutex_timedlock_wait): Rename to ... (__lll_robust_timedlock_wait): ... this. %esi argument contains private, use LOAD_FUTEX_WAIT macro. * sysdeps/unix/sysv/linux/x86_64/pthread_barrier_wait.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (pthread_barrier_wait): Rename __lll_mutex_* to __lll_*, pass PRIVATE(%rdi) ^ LLL_SHARED as private argument in %esi to __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_broadcast.S: Include lowlevellock.h and pthread-errnos.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_REQUEUE, FUTEX_CMP_REQUEUE, EINVAL, LOCK): Don't define. (__pthread_cond_broadcast): Rename __lll_mutex_* to __lll_*, pass LLL_SHARED in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_signal.S: Include lowlevellock.h and pthread-errnos.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_WAKE_OP, FUTEX_OP_CLEAR_WAKE_IF_GT_ONE, EINVAL, LOCK): Don't define. (__pthread_cond_signal): Rename __lll_mutex_* to __lll_*, pass LLL_SHARED in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_cond_timedwait): Rename __lll_mutex_* to __lll_*, pass LLL_SHARED in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_cond_wait, __condvar_cleanup): Rename __lll_mutex_* to __lll_*, pass LLL_SHARED in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_rdlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_PRIVATE_FLAG, LOCK): Don't define. (__pthread_rwlock_rdlock): Rename __lll_mutex_* to __lll_*, pass PSHARED(%rdi) in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_timedrdlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_PRIVATE_FLAG, LOCK): Don't define. (__pthread_rwlock_wrlock): Rename __lll_mutex_* to __lll_*, pass PSHARED(%rdi) in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_timedwrlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_PRIVATE_FLAG, LOCK): Don't define. (__pthread_rwlock_wrlock): Rename __lll_mutex_* to __lll_*, pass PSHARED(%rdi) in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_unlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_PRIVATE_FLAG, LOCK): Don't define. (__pthread_rwlock_unlock): Rename __lll_mutex_* to __lll_*, pass PSHARED(%rdi) in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_wrlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_PRIVATE_FLAG, LOCK): Don't define. (__pthread_rwlock_wrlock): Rename __lll_mutex_* to __lll_*, pass PSHARED(%rdi) in %ecx to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_once.S: Include lowlevellock.h. (LOCK, SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_PRIVATE_FLAG): Don't define. * sysdeps/unix/sysv/linux/x86_64/sem_post.S: Include lowlevellock.h. (LOCK, SYS_futex, FUTEX_WAKE): Don't define. * sysdeps/unix/sysv/linux/x86_64/sem_timedwait.S: Include lowlevellock.h. (LOCK, SYS_futex, FUTEX_WAIT): Don't define. * sysdeps/unix/sysv/linux/x86_64/sem_trywait.S: Include lowlevellock.h. (LOCK): Don't define. * sysdeps/unix/sysv/linux/x86_64/sem_wait.S: Include lowlevellock.h. (LOCK, SYS_futex, FUTEX_WAIT): Don't define. * sysdeps/unix/sysv/linux/sparc/internaltypes.h: New file. * sysdeps/unix/sysv/linux/sparc/pthread_barrier_destroy.c: New file. * sysdeps/unix/sysv/linux/sparc/pthread_barrier_init.c: New file. * sysdeps/unix/sysv/linux/sparc/pthread_barrier_wait.c: New file. * sysdeps/unix/sysv/linux/sparc/sparc32/lowlevellock.c (__lll_lock_wait_private): New function. (__lll_lock_wait, __lll_timedlock_wait): Add private argument, pass it to lll_futex_*wait. Don't compile in for libc.so. * sysdeps/unix/sysv/linux/sparc/sparc32/pthread_barrier_init.c: Remove. * sysdeps/unix/sysv/linux/sparc/sparc32/pthread_barrier_wait.c (struct sparc_pthread_barrier): Remove. (pthread_barrier_wait): Use union sparc_pthread_barrier instead of struct sparc_pthread_barrier. Pass ibarrier->s.pshared ? LLL_SHARED : LLL_PRIVATE to lll_{,un}lock and lll_futex_wait macros. * sysdeps/unix/sysv/linux/sparc/sparc32/sparcv9/pthread_barrier_init.c: Remove. * sysdeps/unix/sysv/linux/sparc/sparc32/sparcv9/pthread_barrier_wait.c: Include sparc pthread_barrier_wait.c instead of generic one.
2007-08-01 06:47:26 +02:00
result = lll_timedlock (mutex->__data.__lock, abstime,
* pthreadP.h (PTHREAD_ROBUST_MUTEX_PSHARED): Define. * pthread_mutex_lock.c: Use it instead of PTHREAD_MUTEX_PSHARED when dealing with robust mutexes. * pthread_mutex_timedlock.c: Likewise. * pthread_mutex_trylock.c: Likewise. * pthread_mutex_unlock.c: Likewise. * sysdeps/unix/sysv/linux/pthread_mutex_cond_lock.c: Likewise. 2007-08-06 Jakub Jelinek <jakub@redhat.com> * pthreadP.h (PTHREAD_MUTEX_PSHARED_BIT): Define. (PTHREAD_MUTEX_TYPE): Mask __kind with 127. (PTHREAD_MUTEX_PSHARED): Define. * pthread_mutex_init.c (__pthread_mutex_init): Set PTHREAD_MUTEX_PSHARED_BIT for pshared or robust mutexes. * pthread_mutex_lock.c (LLL_MUTEX_LOCK): Take mutex as argument instead of its __data.__lock field, pass PTHREAD_MUTEX_PSHARED as second argument to lll_lock. (LLL_MUTEX_TRYLOCK): Take mutex as argument instead of its __data.__lock field. (LLL_ROBUST_MUTEX_LOCK): Take mutex as argument instead of its __data.__lock field, pass PTHREAD_MUTEX_PSHARED as second argument to lll_robust_lock. (__pthread_mutex_lock): Update LLL_MUTEX_LOCK, LLL_MUTEX_TRYLOCK, LLL_ROBUST_MUTEX_LOCK users, use PTHREAD_MUTEX_TYPE (mutex) instead of mutex->__data.__kind directly, pass PTHREAD_MUTEX_PSHARED (mutex) to lll_unlock and lll_futex_wait. * pthread_mutex_trylock.c (__pthread_mutex_trylock): Use PTHREAD_MUTEX_TYPE (mutex) instead of mutex->__data.__kind directly, pass PTHREAD_MUTEX_PSHARED (mutex) to lll_unlock. (pthread_mutex_timedlock): Pass PTHREAD_MUTEX_PSHARED (mutex) to lll_timedlock, lll_robust_timedlock, lll_unlock and lll_futex_timed_wait. Use PTHREAD_MUTEX_TYPE (mutex) instead of mutex->__data.__kind directly. * pthread_mutex_timedlock.c (pthread_mutex_timedlock): Pass PTHREAD_MUTEX_PSHARED (mutex) to lll_timedlock, lll_robust_timedlock, lll_unlock and lll_futex_timed_wait. Use PTHREAD_MUTEX_TYPE (mutex) instead of mutex->__data.__kind directly. * pthread_mutex_unlock.c (__pthread_mutex_unlock_usercnt): Pass PTHREAD_MUTEX_PSHARED (mutex) to lll_unlock, lll_robust_unlock and lll_futex_wake. * pthread_mutex_setprioceiling.c (pthread_mutex_setprioceiling): Pass PTHREAD_MUTEX_PSHARED (mutex) to lll_futex_wait and lll_futex_wake. Use PTHREAD_MUTEX_TYPE (mutex) instead of mutex->__data.__kind directly. * sysdeps/unix/sysv/linux/pthread_mutex_cond_lock.c (LLL_MUTEX_LOCK): Take mutex as argument instead of its __data.__lock field, pass PTHREAD_MUTEX_PSHARED as second argument to lll_cond_lock. (LLL_MUTEX_TRYLOCK): Take mutex as argument instead of its __data.__lock field. (LLL_ROBUST_MUTEX_LOCK): Take mutex as argument instead of its __data.__lock field, pass PTHREAD_MUTEX_PSHARED as second argument to lll_robust_cond_lock. * pthread_cond_broadcast.c (__pthread_cond_broadcast): Add pshared variable, pass it to lll_lock, lll_unlock, lll_futex_requeue and lll_futex_wake. Don't use lll_futex_requeue if dependent mutex has PTHREAD_MUTEX_PSHARED_BIT bit set in its __data.__kind. * pthread_cond_destroy.c (__pthread_cond_destroy): Add pshared variable, pass it to lll_lock, lll_unlock, lll_futex_wake and lll_futex_wait. * pthread_cond_signal.c (__pthread_cond_signal): Add pshared variable, pass it to lll_lock, lll_unlock, lll_futex_wake_unlock and lll_futex_wake. * pthread_cond_timedwait.c (__pthread_cond_wait): Add pshared variable, pass it to lll_lock, lll_unlock, lll_futex_timedwait and lll_futex_wake. * pthread_cond_wait.c (__condvar_cleanup, __pthread_cond_wait): Add pshared variable, pass it to lll_lock, lll_unlock, lll_futex_wait and lll_futex_wake. * sysdeps/unix/sysv/linux/alpha/lowlevellock.h (lll_futex_requeue, lll_futex_wake_unlock): Add private argument, use __lll_private_flag macro. * sysdeps/unix/sysv/linux/ia64/lowlevellock.h (lll_futex_requeue, lll_futex_wake_unlock): Likewise. * sysdeps/unix/sysv/linux/powerpc/lowlevellock.h (lll_futex_requeue): Likewise. * sysdeps/unix/sysv/linux/sparc/lowlevellock.h (lll_futex_requeue, lll_futex_wake_unlock): Likewise. * sysdeps/unix/sysv/linux/x86_64/lowlevellock.h (lll_futex_requeue): Likewise. * sysdeps/unix/sysv/linux/s390/lowlevellock.h (lll_futex_requeue, lll_futex_wake_unlock): Likewise. (lll_futex_wake): Fix a typo. * sysdeps/unix/sysv/linux/pthread-pi-defines.sym (PS_BIT): Add. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_broadcast.S (__pthread_cond_broadcast): Pass LLL_PRIVATE to lll_* and or FUTEX_PRIVATE_FLAG into SYS_futex op if cv is process private. Don't use FUTEX_CMP_REQUEUE if dep_mutex is not process private. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_signal.S (__pthread_cond_signal): Pass LLL_PRIVATE to lll_* and or FUTEX_PRIVATE_FLAG into SYS_futex op if cv is process private. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S (__pthread_cond_timedwait): Likewise. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S: (__condvar_cleanup, __pthread_cond_wait): Likewise.
2007-08-11 20:50:51 +02:00
PTHREAD_MUTEX_PSHARED (mutex));
2007-07-12 20:26:36 +02:00
if (result != 0)
goto out;
/* Only locked once so far. */
mutex->__data.__count = 1;
Initial revision 2002-11-26 Ulrich Drepper <drepper@redhat.com> * allocatestack.c (queue_stack): Don't remove stack from list here. Do it in the caller. Correct condition to prematurely terminate loop to free stacks. (__deallocate_stack): Remove stack from list here. 2002-11-26 Ulrich Drepper <drepper@redhat.com> * Makefile (tests): Add tst-stack1. * tst-stack1.c: New file. * allocatestack.c (allocate_stack): Initialize the TCB on a user provided stack. * pthread_attr_getstack.c: Return bottom of the thread area. 2002-11-25 Ulrich Drepper <drepper@redhat.com> * Makefile (libpthread-routines): Add pt-allocrtsig and pthread_kill_other_threads. * pt-allocrtsig.c: New file. * pthread_kill_other_threads.c: New file. * sysdeps/unix/sysv/linux/allocrtsig.c: Add additional aliases for all three functions. * sysdeps/unix/sysv/linux/Makefile (sysdep_routines): Remove allocrtsig. * sysdeps/unix/sysv/linux/Versions (libc:GLIBC_PRIVATE): Export __libc_current_sigrtmin_private, __libc_current_sigrtmax_private, and __libc_allocate_rtsig_private. * Versions (libpthread): Export pthread_kill_other_threads_np, __libc_current_sigrtmin, and __libc_current_sigrtmax. 2002-11-24 Ulrich Drepper <drepper@redhat.com> * allocatestack.c (allocate_stack): stackaddr in attribute points to the end of the stack. Adjust computations. When mprotect call fails dequeue stack and free it. * pthread_attr_setstack.c: Store top of the stack in stackaddr attribute. * pthread_getattr_np.c: Likewise. * descr.h (IS_DETACHED): Add some more parenthesis to prevent surprises. 2002-11-23 Ulrich Drepper <drepper@redhat.com> * sysdeps/pthread/pthread.h (pthread_self): __THROW must come before attribute definitions. Patch by Luca Barbieri <ldb@ldb.ods.org>. 2002-11-22 Ulrich Drepper <drepper@redhat.com> * pthread_getspecific.c: Optimize access to first 2nd-level array. * pthread_setspecific.c: Likewise. 2002-11-21 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/i386/createthread.c: Remove CLONE_ flags definitions. Get them from the official place. * sysdeps/unix/sysv/linux/i386/fork.c: Likewise. * sysdeps/unix/sysv/linux/i386/createthread.c: Update CLONE_* flags. Use new CLONE_ flags in clone() calls. * sysdeps/unix/sysv/linux/fork.c: Use ARCH_FORK to actually fork. * sysdeps/unix/sysv/linux/i386/fork.c: New file. * Versions: Add pthread_* functions for libc. * forward.c: New file. * sysdeps/pthread/Makefile (libpthread-sysdeps_routines): Add errno-loc. * herrno.c: New file. * res.c: New file. * Makefile (libpthread-routines): Remove sem_post, sem_wait, sem_trywait, and sem_timedwait. Add herrno and res. * sem_init.c: Don't initialize lock and waiters members. * sem_open.c: Likewise. * sem_post.c: Removed. * sem_wait.c: Removed. * sem_trywait.c: Removed. * sem_timedwait.c: Removed. * sysdeps/unix/sysv/linux/i386/i486/lowlevelsem.S: Complete rewrite. Includes full implementations of sem_post, sem_wait, sem_trywait, and sem_timedwait. * sysdeps/unix/sysv/linux/i386/lowlevelsem.h (lll_sem_post): Adjust for new implementation. * sysdeps/unix/sysv/linux/internaltypes.h (struct sem): Remove lock and waiters fields. * tst-sem3.c: Improve error message. * tst-signal3.c: Likewise. * init.c (__pthread_initialize_minimal): Use set_tid_address syscall to tell the kernel about the termination futex and to initialize tid member. Don't initialize main_thread. * descr.h (struct pthread): Remove main_thread member. * cancelllation.c (__do_cancel): Remove code handling main thread. The main thread is not special anymore. * allocatestack.c (__reclaim_stacks): Mark stacks as unused. Add size of the stacks to stack_cache_actsize. * pt-readv.c: Add missing "defined". * pt-sigwait.c: Likewise. * pt-writev.c: Likewise. 2002-11-09 Ulrich Drepper <drepper@redhat.com> * Versions: Export __connect from libpthread. Patch by Luca Barbieri <ldb@ldb.ods.org>. * Makefile (libpthread-routines): Add pt-raise. * sysdeps/unix/sysv/linux/raise.c: New file. * sysdeps/unix/sysv/linux/pt-raise.c: New file. * sysdeps/generic/pt-raise.c: New file. * pthread_cond_init.c: Initialize all data elements of the condvar structure. Patch by Luca Barbieri <ldb@ldb.ods.org>. * pthread_attr_init.c: Actually implement 2.0 compatibility version. * pthread_create.c: Likewise. * Makefile (tests): Add tst-key1, tst-key2, tst-key3. * tst-key1.c: New file. * tst-key2.c: New file. * tst-key3.c: New file. * Versions: Export pthread_detach for version GLIBC_2.0. Reported by Saurabh Desai <sdesai@austin.ibm.com>. 2002-11-08 Ulrich Drepper <drepper@redhat.com> * pthread_key_create.c: Terminate search after an unused key was found. Patch by Luca Barbieri <ldb@ldb.ods.org>. * sysdeps/unix/sysv/linux/i386/pthread_once.S: Return zero. Patch by Luca Barbieri <ldb@ldb.ods.org>. 2002-10-10 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/i386/i486/lowlevelsem.S: Use slow generic dynamic lookup for errno in PIC. * allocatestack.c (get_cached_stack): Rearrange code slightly to release the stack lock as soon as possible. Call _dl_allocate_tls_init for TCB from the cache to re-initialize the static TLS block. (allocate_stack): Call _dl_allocate_tls_init for user-provided stack. * cancellation.c: Renamed from cancelation.c. * Makefile: Adjust accordingly. * pthreadP.h (CANCELLATION_P): Renamed from CANCELATION_P. * cleanup_defer.c: Use CANCELLATION_P. * pthread_testcancel.c: Likewise. * descr.h: Fix spelling in comments. * init.c: Likewise. * pthread_getattr_np.c: Likewise. * pthread_getschedparam.c: Likewise. * pthread_setschedparam.c: Likewise. * Versions: Likewise. * pt-pselect.c: New file. * Makefile (libpthread-routines): Add pt-pselect. * Versions: Add pselect. * tst-cancel4.c: New file. * Makefile (tests): Add tst-cancel4. 2002-10-09 Ulrich Drepper <drepper@redhat.com> * pthread_mutex_lock.c: Always record lock ownership. * pthread_mutex_timedlock.c: Likewise. * pthread_mutex_trylock.c: Likewise. * pt-readv.c: New file. * pt-writev.c: New file. * pt-creat.c: New file. * pt-msgrcv.c: New file. * pt-msgsnd.c: New file. * pt-poll.c: New file. * pt-select.c: New file. * pt-sigpause.c: New file. * pt-sigsuspend.c: New file. * pt-sigwait.c: New file. * pt-sigwaitinfo.c: New file. * pt-waitid.c: New file. * Makefile (libpthread-routines): Add pt-readv, pt-writev, pt-creat, pt-msgrcv, pt-msgsnd, pt-poll, pt-select, pt-sigpause, pt-sigsuspend, pt-sigwait, pt-sigwaitinfo, and pt-waitid. * Versions: Add all the new functions. * tst-exit1.c: New file. * Makefile (tests): Add tst-exit1. * sem_timedwait.c: Minor optimization for more optimal fastpath. 2002-10-08 Ulrich Drepper <drepper@redhat.com> * pt-fcntl.c: Only enable asynchronous cancellation for F_SETLKW. * pthread_join.c: Enable asynchronous cancellation around lll_wait_tid call. pthread_join is an official cancellation point. * pthread_timedjoin.c: Likewise. * pthread_cond_wait.c: Revert order in which internal lock are dropped and the condvar's mutex are retrieved. * pthread_cond_timedwait.c: Likewise. Reported by dice@saros.East.Sun.COM. 2002-10-07 Ulrich Drepper <drepper@redhat.com> * pthreadP.h: Cut out all type definitions and move them... * sysdeps/unix/sysv/linux/internaltypes.h: ...here. New file. * pthreadP.h: Include <internaltypes.h>. * sysdeps/unix/sysv/linux/i386/lowlevelsem.h (lll_sem_post): Little performance tweaks. * sem_trywait.c: Shuffle #includes around to get right order. * sem_timedwait.c: Likewise. * sem_post.c: Likewise. * sem_wait.c: Likewise. * nptl 0.3 released. * Makefile (tests): Add tst-signal3. * tst-signal3.c: New file. 2002-10-05 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/i386/lowlevelsem.h: Tell the compiler that the asms modify the sem object. (__lll_sem_timedwait): Now takes struct sem* as first parameter. * sysdeps/unix/sysv/linux/i386/bits/semaphore.h (sem_t): Don't expose the actual members. * pthreadP.h (struct sem): New type. Actual semaphore type. * semaphoreP.h: Include pthreadP.h. * sem_getvalue.c: Adjust to sem_t change. * sem_init.c: Likewise. * sem_open.c: Likewise. * sem_post.c: Likewise. * sem_timedwait.c: Likewise. * sem_trywait.c: Likewise. * sem_wait.c: Likewise. 2002-10-04 Ulrich Drepper <drepper@redhat.com> * Makefile (tests): Add tst-basic2, tst-exec1, tst-exec3, tst-exec3. * tst-basic2.c: New file. * tst-exec1.c: New file. * tst-exec2.c: New file. * tst-exec3.c: New file. * tst-fork1.c: Remove extra */. * nptl 0.2 released. The API for IA-32 is complete.
2002-11-26 23:50:54 +01:00
break;
/* Error checking mutex. */
case PTHREAD_MUTEX_ERRORCHECK_NP:
/* Check whether we already hold the mutex. */
2006-07-28 Ulrich Drepper <drepper@redhat.com> Jakub Jelinek <jakub@redhat.com> * descr.h: Change ENQUEUE_MUTEX and DEQUEUE_MUTEX for bit 0 notification of PI mutex. Add ENQUEUE_MUTEX_PI. * pthreadP.h: Define PTHREAD_MUTEX_PI_* macros for PI mutex types. * pthread_mutex_setprioceilining.c: Adjust for mutex type name change. * pthread_mutex_init.c: Add support for priority inheritance mutex. * pthread_mutex_lock.c: Likewise. * pthread_mutex_timedlock.c: Likewise. * pthread_mutex_trylock.c: Likewise. * pthread_mutex_unlock.c: Likewise. * sysdeps/pthread/pthread_cond_broadcast.c: For PI mutexes wake all mutexes. * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_broadcast.c: Likewise. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_broadcast.c: Likewise. * sysdeps/unix/sysv/linux/pthread-pi-defines.sym: New file. * sysdeps/unix/sysv/linux/Makefile (gen-as-const-header): Add pthread-pi-defines.sym. * sysdeps/unix/sysv/linux/i386/lowlevellock.h: Define FUTEX_LOCK_PI, FUTEX_UNLOCK_PI, and FUTEX_TRYLOCK_PI. * sysdeps/unix/sysv/linux/x86_64/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/bits/posix_opt.h: Define _POSIX_THREAD_PRIO_INHERIT to 200112L. * tst-mutex1.c: Adjust to allow use in PI mutex test. * tst-mutex2.c: Likewise. * tst-mutex3.c: Likewise. * tst-mutex4.c: Likewise. * tst-mutex5.c: Likewise. * tst-mutex6.c: Likewise. * tst-mutex7.c: Likewise. * tst-mutex7a.c: Likewise. * tst-mutex8.c: Likewise. * tst-mutex9.c: Likewise. * tst-robust1.c: Likewise. * tst-robust7.c: Likewise. * tst-robust8.c: Likewise. * tst-mutexpi1.c: New file. * tst-mutexpi2.c: New file. * tst-mutexpi3.c: New file. * tst-mutexpi4.c: New file. * tst-mutexpi5.c: New file. * tst-mutexpi6.c: New file. * tst-mutexpi7.c: New file. * tst-mutexpi7a.c: New file. * tst-mutexpi8.c: New file. * tst-mutexpi9.c: New file. * tst-robust1.c: New file. * tst-robust2.c: New file. * tst-robust3.c: New file. * tst-robust4.c: New file. * tst-robust5.c: New file. * tst-robust6.c: New file. * tst-robust7.c: New file. * tst-robust8.c: New file. * Makefile (tests): Add the new tests. * pthread_create.c (start_thread): Add some casts to avoid warnings. * pthread_mutex_destroy.c: Remove unneeded label.
2006-07-29 06:42:09 +02:00
if (__builtin_expect (mutex->__data.__owner == id, 0))
Initial revision 2002-11-26 Ulrich Drepper <drepper@redhat.com> * allocatestack.c (queue_stack): Don't remove stack from list here. Do it in the caller. Correct condition to prematurely terminate loop to free stacks. (__deallocate_stack): Remove stack from list here. 2002-11-26 Ulrich Drepper <drepper@redhat.com> * Makefile (tests): Add tst-stack1. * tst-stack1.c: New file. * allocatestack.c (allocate_stack): Initialize the TCB on a user provided stack. * pthread_attr_getstack.c: Return bottom of the thread area. 2002-11-25 Ulrich Drepper <drepper@redhat.com> * Makefile (libpthread-routines): Add pt-allocrtsig and pthread_kill_other_threads. * pt-allocrtsig.c: New file. * pthread_kill_other_threads.c: New file. * sysdeps/unix/sysv/linux/allocrtsig.c: Add additional aliases for all three functions. * sysdeps/unix/sysv/linux/Makefile (sysdep_routines): Remove allocrtsig. * sysdeps/unix/sysv/linux/Versions (libc:GLIBC_PRIVATE): Export __libc_current_sigrtmin_private, __libc_current_sigrtmax_private, and __libc_allocate_rtsig_private. * Versions (libpthread): Export pthread_kill_other_threads_np, __libc_current_sigrtmin, and __libc_current_sigrtmax. 2002-11-24 Ulrich Drepper <drepper@redhat.com> * allocatestack.c (allocate_stack): stackaddr in attribute points to the end of the stack. Adjust computations. When mprotect call fails dequeue stack and free it. * pthread_attr_setstack.c: Store top of the stack in stackaddr attribute. * pthread_getattr_np.c: Likewise. * descr.h (IS_DETACHED): Add some more parenthesis to prevent surprises. 2002-11-23 Ulrich Drepper <drepper@redhat.com> * sysdeps/pthread/pthread.h (pthread_self): __THROW must come before attribute definitions. Patch by Luca Barbieri <ldb@ldb.ods.org>. 2002-11-22 Ulrich Drepper <drepper@redhat.com> * pthread_getspecific.c: Optimize access to first 2nd-level array. * pthread_setspecific.c: Likewise. 2002-11-21 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/i386/createthread.c: Remove CLONE_ flags definitions. Get them from the official place. * sysdeps/unix/sysv/linux/i386/fork.c: Likewise. * sysdeps/unix/sysv/linux/i386/createthread.c: Update CLONE_* flags. Use new CLONE_ flags in clone() calls. * sysdeps/unix/sysv/linux/fork.c: Use ARCH_FORK to actually fork. * sysdeps/unix/sysv/linux/i386/fork.c: New file. * Versions: Add pthread_* functions for libc. * forward.c: New file. * sysdeps/pthread/Makefile (libpthread-sysdeps_routines): Add errno-loc. * herrno.c: New file. * res.c: New file. * Makefile (libpthread-routines): Remove sem_post, sem_wait, sem_trywait, and sem_timedwait. Add herrno and res. * sem_init.c: Don't initialize lock and waiters members. * sem_open.c: Likewise. * sem_post.c: Removed. * sem_wait.c: Removed. * sem_trywait.c: Removed. * sem_timedwait.c: Removed. * sysdeps/unix/sysv/linux/i386/i486/lowlevelsem.S: Complete rewrite. Includes full implementations of sem_post, sem_wait, sem_trywait, and sem_timedwait. * sysdeps/unix/sysv/linux/i386/lowlevelsem.h (lll_sem_post): Adjust for new implementation. * sysdeps/unix/sysv/linux/internaltypes.h (struct sem): Remove lock and waiters fields. * tst-sem3.c: Improve error message. * tst-signal3.c: Likewise. * init.c (__pthread_initialize_minimal): Use set_tid_address syscall to tell the kernel about the termination futex and to initialize tid member. Don't initialize main_thread. * descr.h (struct pthread): Remove main_thread member. * cancelllation.c (__do_cancel): Remove code handling main thread. The main thread is not special anymore. * allocatestack.c (__reclaim_stacks): Mark stacks as unused. Add size of the stacks to stack_cache_actsize. * pt-readv.c: Add missing "defined". * pt-sigwait.c: Likewise. * pt-writev.c: Likewise. 2002-11-09 Ulrich Drepper <drepper@redhat.com> * Versions: Export __connect from libpthread. Patch by Luca Barbieri <ldb@ldb.ods.org>. * Makefile (libpthread-routines): Add pt-raise. * sysdeps/unix/sysv/linux/raise.c: New file. * sysdeps/unix/sysv/linux/pt-raise.c: New file. * sysdeps/generic/pt-raise.c: New file. * pthread_cond_init.c: Initialize all data elements of the condvar structure. Patch by Luca Barbieri <ldb@ldb.ods.org>. * pthread_attr_init.c: Actually implement 2.0 compatibility version. * pthread_create.c: Likewise. * Makefile (tests): Add tst-key1, tst-key2, tst-key3. * tst-key1.c: New file. * tst-key2.c: New file. * tst-key3.c: New file. * Versions: Export pthread_detach for version GLIBC_2.0. Reported by Saurabh Desai <sdesai@austin.ibm.com>. 2002-11-08 Ulrich Drepper <drepper@redhat.com> * pthread_key_create.c: Terminate search after an unused key was found. Patch by Luca Barbieri <ldb@ldb.ods.org>. * sysdeps/unix/sysv/linux/i386/pthread_once.S: Return zero. Patch by Luca Barbieri <ldb@ldb.ods.org>. 2002-10-10 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/i386/i486/lowlevelsem.S: Use slow generic dynamic lookup for errno in PIC. * allocatestack.c (get_cached_stack): Rearrange code slightly to release the stack lock as soon as possible. Call _dl_allocate_tls_init for TCB from the cache to re-initialize the static TLS block. (allocate_stack): Call _dl_allocate_tls_init for user-provided stack. * cancellation.c: Renamed from cancelation.c. * Makefile: Adjust accordingly. * pthreadP.h (CANCELLATION_P): Renamed from CANCELATION_P. * cleanup_defer.c: Use CANCELLATION_P. * pthread_testcancel.c: Likewise. * descr.h: Fix spelling in comments. * init.c: Likewise. * pthread_getattr_np.c: Likewise. * pthread_getschedparam.c: Likewise. * pthread_setschedparam.c: Likewise. * Versions: Likewise. * pt-pselect.c: New file. * Makefile (libpthread-routines): Add pt-pselect. * Versions: Add pselect. * tst-cancel4.c: New file. * Makefile (tests): Add tst-cancel4. 2002-10-09 Ulrich Drepper <drepper@redhat.com> * pthread_mutex_lock.c: Always record lock ownership. * pthread_mutex_timedlock.c: Likewise. * pthread_mutex_trylock.c: Likewise. * pt-readv.c: New file. * pt-writev.c: New file. * pt-creat.c: New file. * pt-msgrcv.c: New file. * pt-msgsnd.c: New file. * pt-poll.c: New file. * pt-select.c: New file. * pt-sigpause.c: New file. * pt-sigsuspend.c: New file. * pt-sigwait.c: New file. * pt-sigwaitinfo.c: New file. * pt-waitid.c: New file. * Makefile (libpthread-routines): Add pt-readv, pt-writev, pt-creat, pt-msgrcv, pt-msgsnd, pt-poll, pt-select, pt-sigpause, pt-sigsuspend, pt-sigwait, pt-sigwaitinfo, and pt-waitid. * Versions: Add all the new functions. * tst-exit1.c: New file. * Makefile (tests): Add tst-exit1. * sem_timedwait.c: Minor optimization for more optimal fastpath. 2002-10-08 Ulrich Drepper <drepper@redhat.com> * pt-fcntl.c: Only enable asynchronous cancellation for F_SETLKW. * pthread_join.c: Enable asynchronous cancellation around lll_wait_tid call. pthread_join is an official cancellation point. * pthread_timedjoin.c: Likewise. * pthread_cond_wait.c: Revert order in which internal lock are dropped and the condvar's mutex are retrieved. * pthread_cond_timedwait.c: Likewise. Reported by dice@saros.East.Sun.COM. 2002-10-07 Ulrich Drepper <drepper@redhat.com> * pthreadP.h: Cut out all type definitions and move them... * sysdeps/unix/sysv/linux/internaltypes.h: ...here. New file. * pthreadP.h: Include <internaltypes.h>. * sysdeps/unix/sysv/linux/i386/lowlevelsem.h (lll_sem_post): Little performance tweaks. * sem_trywait.c: Shuffle #includes around to get right order. * sem_timedwait.c: Likewise. * sem_post.c: Likewise. * sem_wait.c: Likewise. * nptl 0.3 released. * Makefile (tests): Add tst-signal3. * tst-signal3.c: New file. 2002-10-05 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/i386/lowlevelsem.h: Tell the compiler that the asms modify the sem object. (__lll_sem_timedwait): Now takes struct sem* as first parameter. * sysdeps/unix/sysv/linux/i386/bits/semaphore.h (sem_t): Don't expose the actual members. * pthreadP.h (struct sem): New type. Actual semaphore type. * semaphoreP.h: Include pthreadP.h. * sem_getvalue.c: Adjust to sem_t change. * sem_init.c: Likewise. * sem_open.c: Likewise. * sem_post.c: Likewise. * sem_timedwait.c: Likewise. * sem_trywait.c: Likewise. * sem_wait.c: Likewise. 2002-10-04 Ulrich Drepper <drepper@redhat.com> * Makefile (tests): Add tst-basic2, tst-exec1, tst-exec3, tst-exec3. * tst-basic2.c: New file. * tst-exec1.c: New file. * tst-exec2.c: New file. * tst-exec3.c: New file. * tst-fork1.c: Remove extra */. * nptl 0.2 released. The API for IA-32 is complete.
2002-11-26 23:50:54 +01:00
return EDEADLK;
/* FALLTHROUGH */
case PTHREAD_MUTEX_TIMED_NP:
Update. * sysdeps/unix/sysv/linux/smp.h: New file. * sysdeps/unix/sysv/linux/sh/smp.h: New file. * init.c: Define __is_smp. (__pthread_initialize_minimal_internal): Call is_smp_system to initialize __is_smp. * pthreadP.h: Declare __is_smp. Define MAX_ADAPTIVE_COUNT is necessary. * pthread_mutex_init.c: Add comment regarding __spins field. * pthread_mutex_lock.c: Implement adaptive mutex type. * pthread_mutex_timedlock.c: Likewise. * sysdeps/unix/sysv/linux/pthread_mutex_cond_lock.c: Likewise. * sysdeps/unix/sysv/linux/alpha/bits/pthreadtypes.h (pthread_mutex_t): Add __spins field. * sysdeps/unix/sysv/linux/i386/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/ia64/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/powerpc/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/sh/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/s390/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/sparc/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/x86_64/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/alpha/bits/pthreadtypes.h: Define lll_mutex_cond_trylock. * sysdeps/unix/sysv/linux/powerpc/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/sh/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/s390/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/sparc/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/i386/bits/pthreadtypes.h: Likewise. Define BUSY_WAIT_NOP. * sysdeps/unix/sysv/linux/ia64/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/x86_64/bits/pthreadtypes.h: Likewise. * tst-mutex5.c: Add support for testing adaptive mutexes. * tst-mutex7.c: Likewise. * tst-mutex5a.c: New file. * tst-mutex7a.c: New file. * Makefile (tests): Add tst-mutex5a and tst-mutex7a.
2004-03-24 07:36:06 +01:00
simple:
Initial revision 2002-11-26 Ulrich Drepper <drepper@redhat.com> * allocatestack.c (queue_stack): Don't remove stack from list here. Do it in the caller. Correct condition to prematurely terminate loop to free stacks. (__deallocate_stack): Remove stack from list here. 2002-11-26 Ulrich Drepper <drepper@redhat.com> * Makefile (tests): Add tst-stack1. * tst-stack1.c: New file. * allocatestack.c (allocate_stack): Initialize the TCB on a user provided stack. * pthread_attr_getstack.c: Return bottom of the thread area. 2002-11-25 Ulrich Drepper <drepper@redhat.com> * Makefile (libpthread-routines): Add pt-allocrtsig and pthread_kill_other_threads. * pt-allocrtsig.c: New file. * pthread_kill_other_threads.c: New file. * sysdeps/unix/sysv/linux/allocrtsig.c: Add additional aliases for all three functions. * sysdeps/unix/sysv/linux/Makefile (sysdep_routines): Remove allocrtsig. * sysdeps/unix/sysv/linux/Versions (libc:GLIBC_PRIVATE): Export __libc_current_sigrtmin_private, __libc_current_sigrtmax_private, and __libc_allocate_rtsig_private. * Versions (libpthread): Export pthread_kill_other_threads_np, __libc_current_sigrtmin, and __libc_current_sigrtmax. 2002-11-24 Ulrich Drepper <drepper@redhat.com> * allocatestack.c (allocate_stack): stackaddr in attribute points to the end of the stack. Adjust computations. When mprotect call fails dequeue stack and free it. * pthread_attr_setstack.c: Store top of the stack in stackaddr attribute. * pthread_getattr_np.c: Likewise. * descr.h (IS_DETACHED): Add some more parenthesis to prevent surprises. 2002-11-23 Ulrich Drepper <drepper@redhat.com> * sysdeps/pthread/pthread.h (pthread_self): __THROW must come before attribute definitions. Patch by Luca Barbieri <ldb@ldb.ods.org>. 2002-11-22 Ulrich Drepper <drepper@redhat.com> * pthread_getspecific.c: Optimize access to first 2nd-level array. * pthread_setspecific.c: Likewise. 2002-11-21 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/i386/createthread.c: Remove CLONE_ flags definitions. Get them from the official place. * sysdeps/unix/sysv/linux/i386/fork.c: Likewise. * sysdeps/unix/sysv/linux/i386/createthread.c: Update CLONE_* flags. Use new CLONE_ flags in clone() calls. * sysdeps/unix/sysv/linux/fork.c: Use ARCH_FORK to actually fork. * sysdeps/unix/sysv/linux/i386/fork.c: New file. * Versions: Add pthread_* functions for libc. * forward.c: New file. * sysdeps/pthread/Makefile (libpthread-sysdeps_routines): Add errno-loc. * herrno.c: New file. * res.c: New file. * Makefile (libpthread-routines): Remove sem_post, sem_wait, sem_trywait, and sem_timedwait. Add herrno and res. * sem_init.c: Don't initialize lock and waiters members. * sem_open.c: Likewise. * sem_post.c: Removed. * sem_wait.c: Removed. * sem_trywait.c: Removed. * sem_timedwait.c: Removed. * sysdeps/unix/sysv/linux/i386/i486/lowlevelsem.S: Complete rewrite. Includes full implementations of sem_post, sem_wait, sem_trywait, and sem_timedwait. * sysdeps/unix/sysv/linux/i386/lowlevelsem.h (lll_sem_post): Adjust for new implementation. * sysdeps/unix/sysv/linux/internaltypes.h (struct sem): Remove lock and waiters fields. * tst-sem3.c: Improve error message. * tst-signal3.c: Likewise. * init.c (__pthread_initialize_minimal): Use set_tid_address syscall to tell the kernel about the termination futex and to initialize tid member. Don't initialize main_thread. * descr.h (struct pthread): Remove main_thread member. * cancelllation.c (__do_cancel): Remove code handling main thread. The main thread is not special anymore. * allocatestack.c (__reclaim_stacks): Mark stacks as unused. Add size of the stacks to stack_cache_actsize. * pt-readv.c: Add missing "defined". * pt-sigwait.c: Likewise. * pt-writev.c: Likewise. 2002-11-09 Ulrich Drepper <drepper@redhat.com> * Versions: Export __connect from libpthread. Patch by Luca Barbieri <ldb@ldb.ods.org>. * Makefile (libpthread-routines): Add pt-raise. * sysdeps/unix/sysv/linux/raise.c: New file. * sysdeps/unix/sysv/linux/pt-raise.c: New file. * sysdeps/generic/pt-raise.c: New file. * pthread_cond_init.c: Initialize all data elements of the condvar structure. Patch by Luca Barbieri <ldb@ldb.ods.org>. * pthread_attr_init.c: Actually implement 2.0 compatibility version. * pthread_create.c: Likewise. * Makefile (tests): Add tst-key1, tst-key2, tst-key3. * tst-key1.c: New file. * tst-key2.c: New file. * tst-key3.c: New file. * Versions: Export pthread_detach for version GLIBC_2.0. Reported by Saurabh Desai <sdesai@austin.ibm.com>. 2002-11-08 Ulrich Drepper <drepper@redhat.com> * pthread_key_create.c: Terminate search after an unused key was found. Patch by Luca Barbieri <ldb@ldb.ods.org>. * sysdeps/unix/sysv/linux/i386/pthread_once.S: Return zero. Patch by Luca Barbieri <ldb@ldb.ods.org>. 2002-10-10 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/i386/i486/lowlevelsem.S: Use slow generic dynamic lookup for errno in PIC. * allocatestack.c (get_cached_stack): Rearrange code slightly to release the stack lock as soon as possible. Call _dl_allocate_tls_init for TCB from the cache to re-initialize the static TLS block. (allocate_stack): Call _dl_allocate_tls_init for user-provided stack. * cancellation.c: Renamed from cancelation.c. * Makefile: Adjust accordingly. * pthreadP.h (CANCELLATION_P): Renamed from CANCELATION_P. * cleanup_defer.c: Use CANCELLATION_P. * pthread_testcancel.c: Likewise. * descr.h: Fix spelling in comments. * init.c: Likewise. * pthread_getattr_np.c: Likewise. * pthread_getschedparam.c: Likewise. * pthread_setschedparam.c: Likewise. * Versions: Likewise. * pt-pselect.c: New file. * Makefile (libpthread-routines): Add pt-pselect. * Versions: Add pselect. * tst-cancel4.c: New file. * Makefile (tests): Add tst-cancel4. 2002-10-09 Ulrich Drepper <drepper@redhat.com> * pthread_mutex_lock.c: Always record lock ownership. * pthread_mutex_timedlock.c: Likewise. * pthread_mutex_trylock.c: Likewise. * pt-readv.c: New file. * pt-writev.c: New file. * pt-creat.c: New file. * pt-msgrcv.c: New file. * pt-msgsnd.c: New file. * pt-poll.c: New file. * pt-select.c: New file. * pt-sigpause.c: New file. * pt-sigsuspend.c: New file. * pt-sigwait.c: New file. * pt-sigwaitinfo.c: New file. * pt-waitid.c: New file. * Makefile (libpthread-routines): Add pt-readv, pt-writev, pt-creat, pt-msgrcv, pt-msgsnd, pt-poll, pt-select, pt-sigpause, pt-sigsuspend, pt-sigwait, pt-sigwaitinfo, and pt-waitid. * Versions: Add all the new functions. * tst-exit1.c: New file. * Makefile (tests): Add tst-exit1. * sem_timedwait.c: Minor optimization for more optimal fastpath. 2002-10-08 Ulrich Drepper <drepper@redhat.com> * pt-fcntl.c: Only enable asynchronous cancellation for F_SETLKW. * pthread_join.c: Enable asynchronous cancellation around lll_wait_tid call. pthread_join is an official cancellation point. * pthread_timedjoin.c: Likewise. * pthread_cond_wait.c: Revert order in which internal lock are dropped and the condvar's mutex are retrieved. * pthread_cond_timedwait.c: Likewise. Reported by dice@saros.East.Sun.COM. 2002-10-07 Ulrich Drepper <drepper@redhat.com> * pthreadP.h: Cut out all type definitions and move them... * sysdeps/unix/sysv/linux/internaltypes.h: ...here. New file. * pthreadP.h: Include <internaltypes.h>. * sysdeps/unix/sysv/linux/i386/lowlevelsem.h (lll_sem_post): Little performance tweaks. * sem_trywait.c: Shuffle #includes around to get right order. * sem_timedwait.c: Likewise. * sem_post.c: Likewise. * sem_wait.c: Likewise. * nptl 0.3 released. * Makefile (tests): Add tst-signal3. * tst-signal3.c: New file. 2002-10-05 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/i386/lowlevelsem.h: Tell the compiler that the asms modify the sem object. (__lll_sem_timedwait): Now takes struct sem* as first parameter. * sysdeps/unix/sysv/linux/i386/bits/semaphore.h (sem_t): Don't expose the actual members. * pthreadP.h (struct sem): New type. Actual semaphore type. * semaphoreP.h: Include pthreadP.h. * sem_getvalue.c: Adjust to sem_t change. * sem_init.c: Likewise. * sem_open.c: Likewise. * sem_post.c: Likewise. * sem_timedwait.c: Likewise. * sem_trywait.c: Likewise. * sem_wait.c: Likewise. 2002-10-04 Ulrich Drepper <drepper@redhat.com> * Makefile (tests): Add tst-basic2, tst-exec1, tst-exec3, tst-exec3. * tst-basic2.c: New file. * tst-exec1.c: New file. * tst-exec2.c: New file. * tst-exec3.c: New file. * tst-fork1.c: Remove extra */. * nptl 0.2 released. The API for IA-32 is complete.
2002-11-26 23:50:54 +01:00
/* Normal mutex. */
* sysdeps/unix/sysv/linux/powerpc/sem_post.c (__new_sem_post): Use __asm __volatile (__lll_acq_instr ::: "memory") instead of atomic_full_barrier. 2007-07-31 Jakub Jelinek <jakub@redhat.com> * allocatestack.c (stack_cache_lock): Change type to int. (get_cached_stack, allocate_stack, __deallocate_stack, __make_stacks_executable, __find_thread_by_id, __nptl_setxid, __pthread_init_static_tls, __wait_lookup_done): Add LLL_PRIVATE as second argument to lll_lock and lll_unlock macros on stack_cache_lock. * pthread_create.c (__find_in_stack_list): Likewise. (start_thread): Similarly with pd->lock. Use lll_robust_dead macro instead of lll_robust_mutex_dead, pass LLL_SHARED to it as second argument. * descr.h (struct pthread): Change lock and setxid_futex field type to int. * old_pthread_cond_broadcast.c (__pthread_cond_broadcast_2_0): Use LLL_LOCK_INITIALIZER instead of LLL_MUTEX_LOCK_INITIALIZER. * old_pthread_cond_signal.c (__pthread_cond_signal_2_0): Likewise. * old_pthread_cond_timedwait.c (__pthread_cond_timedwait_2_0): Likewise. * old_pthread_cond_wait.c (__pthread_cond_wait_2_0): Likewise. * pthread_cond_init.c (__pthread_cond_init): Likewise. * pthreadP.h (__attr_list_lock): Change type to int. * pthread_attr_init.c (__attr_list_lock): Likewise. * pthread_barrier_destroy.c (pthread_barrier_destroy): Pass ibarrier->private ^ FUTEX_PRIVATE_FLAG as second argument to lll_{,un}lock. * pthread_barrier_wait.c (pthread_barrier_wait): Likewise and also for lll_futex_{wake,wait}. * pthread_barrier_init.c (pthread_barrier_init): Make iattr a pointer to const. * pthread_cond_broadcast.c (__pthread_cond_broadcast): Pass LLL_SHARED as second argument to lll_{,un}lock. * pthread_cond_destroy.c (__pthread_cond_destroy): Likewise. * pthread_cond_signal.c (__pthread_cond_singal): Likewise. * pthread_cond_timedwait.c (__pthread_cond_timedwait): Likewise. * pthread_cond_wait.c (__condvar_cleanup, __pthread_cond_wait): Likewise. * pthread_getattr_np.c (pthread_getattr_np): Add LLL_PRIVATE as second argument to lll_{,un}lock macros on pd->lock. * pthread_getschedparam.c (__pthread_getschedparam): Likewise. * pthread_setschedparam.c (__pthread_setschedparam): Likewise. * pthread_setschedprio.c (pthread_setschedprio): Likewise. * tpp.c (__pthread_tpp_change_priority, __pthread_current_priority): Likewise. * sysdeps/pthread/createthread.c (do_clone, create_thread): Likewise. * pthread_once.c (once_lock): Change type to int. (__pthread_once): Pass LLL_PRIVATE as second argument to lll_{,un}lock macros on once_lock. * pthread_rwlock_rdlock.c (__pthread_rwlock_rdlock): Use lll_{,un}lock macros instead of lll_mutex_{,un}lock, pass rwlock->__data.__shared as second argument to them and similarly for lll_futex_w*. * pthread_rwlock_timedrdlock.c (pthread_rwlock_timedrdlock): Likewise. * pthread_rwlock_timedwrlock.c (pthread_rwlock_timedwrlock): Likewise. * pthread_rwlock_tryrdlock.c (__pthread_rwlock_tryrdlock): Likewise. * pthread_rwlock_trywrlock.c (__pthread_rwlock_trywrlock): Likewise. * pthread_rwlock_unlock.c (__pthread_rwlock_unlock): Likewise. * pthread_rwlock_wrlock.c (__pthread_rwlock_wrlock): Likewise. * sem_close.c (sem_close): Pass LLL_PRIVATE as second argument to lll_{,un}lock macros on __sem_mappings_lock. * sem_open.c (check_add_mapping): Likewise. (__sem_mappings_lock): Change type to int. * semaphoreP.h (__sem_mappings_lock): Likewise. * pthread_mutex_lock.c (LLL_MUTEX_LOCK, LLL_MUTEX_TRYLOCK, LLL_ROBUST_MUTEX_LOCK): Use lll_{,try,robust_}lock macros instead of lll_*mutex_*, pass LLL_SHARED as last argument. (__pthread_mutex_lock): Use lll_unlock instead of lll_mutex_unlock, pass LLL_SHARED as last argument. * sysdeps/unix/sysv/linux/pthread_mutex_cond_lock.c (LLL_MUTEX_LOCK, LLL_MUTEX_TRYLOCK, LLL_ROBUST_MUTEX_LOCK): Use lll_{cond_,cond_try,robust_cond}lock macros instead of lll_*mutex_*, pass LLL_SHARED as last argument. * pthread_mutex_timedlock.c (pthread_mutex_timedlock): Use lll_{timed,try,robust_timed,un}lock instead of lll_*mutex*, pass LLL_SHARED as last argument. * pthread_mutex_trylock.c (__pthread_mutex_trylock): Similarly. * pthread_mutex_unlock.c (__pthread_mutex_unlock_usercnt): Similarly. * sysdeps/pthread/bits/libc-lock.h (__libc_lock_lock, __libc_lock_lock_recursive, __libc_lock_unlock, __libc_lock_unlock_recursive): Pass LLL_PRIVATE as second argument to lll_{,un}lock. * sysdeps/pthread/bits/stdio-lock.h (_IO_lock_lock, _IO_lock_unlock): Likewise. * sysdeps/unix/sysv/linux/fork.c (__libc_fork): Don't use compound literal. * sysdeps/unix/sysv/linux/unregister-atfork.c (__unregister_atfork): Pass LLL_PRIVATE as second argument to lll_{,un}lock macros on __fork_lock. * sysdeps/unix/sysv/linux/register-atfork.c (__register_atfork, free_mem): Likewise. (__fork_lock): Change type to int. * sysdeps/unix/sysv/linux/fork.h (__fork_lock): Likewise. * sysdeps/unix/sysv/linux/sem_post.c (__new_sem_post): Pass isem->private ^ FUTEX_PRIVATE_FLAG as second argument to lll_futex_wake. * sysdeps/unix/sysv/linux/sem_timedwait.c (sem_timedwait): Likewise. * sysdeps/unix/sysv/linux/sem_wait.c (__new_sem_wait): Likewise. * sysdeps/unix/sysv/linux/lowlevellock.c (__lll_lock_wait_private): New function. (__lll_lock_wait, __lll_timedlock_wait): Add private argument and pass it through to lll_futex_*wait, only compile in when IS_IN_libpthread. * sysdeps/unix/sysv/linux/lowlevelrobustlock.c (__lll_robust_lock_wait, __lll_robust_timedlock_wait): Add private argument and pass it through to lll_futex_*wait. * sysdeps/unix/sysv/linux/alpha/lowlevellock.h: Renamed all lll_mutex_* resp. lll_robust_mutex_* macros to lll_* resp. lll_robust_*. Renamed all __lll_mutex_* resp. __lll_robust_mutex_* inline functions to __lll_* resp. __lll_robust_*. (LLL_MUTEX_LOCK_INITIALIZER): Remove. (lll_mutex_dead): Add private argument. (__lll_lock_wait_private): New prototype. (__lll_lock_wait, __lll_robust_lock_wait, __lll_lock_timedwait, __lll_robust_lock_timedwait): Add private argument to prototypes. (__lll_lock): Add private argument, if it is constant LLL_PRIVATE, call __lll_lock_wait_private, otherwise pass private to __lll_lock_wait. (__lll_robust_lock, __lll_cond_lock, __lll_timedlock, __lll_robust_timedlock): Add private argument, pass it to __lll_*wait functions. (__lll_unlock): Add private argument, if it is constant LLL_PRIVATE, call __lll_unlock_wake_private, otherwise pass private to __lll_unlock_wake. (__lll_robust_unlock): Add private argument, pass it to __lll_robust_unlock_wake. (lll_lock, lll_robust_lock, lll_cond_lock, lll_timedlock, lll_robust_timedlock, lll_unlock, lll_robust_unlock): Add private argument, pass it through to __lll_* inline function. (__lll_mutex_unlock_force, lll_mutex_unlock_force): Remove. (lll_lock_t): Remove. (__lll_cond_wait, __lll_cond_timedwait, __lll_cond_wake, __lll_cond_broadcast, lll_cond_wait, lll_cond_timedwait, lll_cond_wake, lll_cond_broadcast): Remove. * sysdeps/unix/sysv/linux/ia64/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/powerpc/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/s390/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/sparc/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/i386/lowlevellock.h: Allow including the header from assembler. Renamed all lll_mutex_* resp. lll_robust_mutex_* macros to lll_* resp. lll_robust_*. (LOCK, FUTEX_CMP_REQUEUE, FUTEX_WAKE_OP, FUTEX_OP_CLEAR_WAKE_IF_GT_ONE): Define. (LLL_MUTEX_LOCK_INITIALIZER, LLL_MUTEX_LOCK_INITIALIZER_LOCKED, LLL_MUTEX_LOCK_INITIALIZER_WAITERS): Remove. (__lll_mutex_lock_wait, __lll_mutex_timedlock_wait, __lll_mutex_unlock_wake, __lll_lock_wait, __lll_unlock_wake): Remove prototype. (__lll_trylock_asm, __lll_lock_asm_start, __lll_unlock_asm): Define. (lll_robust_trylock, lll_cond_trylock): Use LLL_LOCK_INITIALIZER* rather than LLL_MUTEX_LOCK_INITIALIZER* macros. (lll_trylock): Likewise, use __lll_trylock_asm, pass MULTIPLE_THREADS_OFFSET as another asm operand. (lll_lock): Add private argument, use __lll_lock_asm_start, pass MULTIPLE_THREADS_OFFSET as last asm operand, call __lll_lock_wait_private if private is constant LLL_PRIVATE, otherwise pass private as another argument to __lll_lock_wait. (lll_robust_lock, lll_cond_lock, lll_robust_cond_lock, lll_timedlock, lll_robust_timedlock): Add private argument, pass private as another argument to __lll_*lock_wait call. (lll_unlock): Add private argument, use __lll_unlock_asm, pass MULTIPLE_THREADS_OFFSET as another asm operand, call __lll_unlock_wake_private if private is constant LLL_PRIVATE, otherwise pass private as another argument to __lll_unlock_wake. (lll_robust_unlock): Add private argument, pass private as another argument to __lll_unlock_wake. (lll_robust_dead): Add private argument, use __lll_private_flag macro. (lll_islocked): Use LLL_LOCK_INITIALIZER instead of LLL_MUTEX_LOCK_INITIALIZER. (lll_lock_t): Remove. (LLL_LOCK_INITIALIZER_WAITERS): Define. (__lll_cond_wait, __lll_cond_timedwait, __lll_cond_wake, __lll_cond_broadcast, lll_cond_wait, lll_cond_timedwait, lll_cond_wake, lll_cond_broadcast): Remove. * sysdeps/unix/sysv/linux/x86_64/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/i386/i486/libc-lowlevellock.S: Revert 2007-05-2{3,9} changes. * sysdeps/unix/sysv/linux/i386/i486/lowlevellock.S: Include kernel-features.h and lowlevellock.h. (LOAD_PRIVATE_FUTEX_WAIT): Define. (LOAD_FUTEX_WAIT): Rewritten. (LOCK, SYS_gettimeofday, SYS_futex, FUTEX_WAIT, FUTEX_WAKE): Don't define. (__lll_lock_wait_private, __lll_unlock_wake_private): New functions. (__lll_mutex_lock_wait): Rename to ... (__lll_lock_wait): ... this. Take futex addr from %edx instead of %ecx, %ecx is now private argument. Don't compile in for libc.so. (__lll_mutex_timedlock_wait): Rename to ... (__lll_timedlock_wait): ... this. Use __NR_gettimeofday. %esi contains private argument. Don't compile in for libc.so. (__lll_mutex_unlock_wake): Rename to ... (__lll_unlock_wake): ... this. %ecx contains private argument. Don't compile in for libc.so. (__lll_timedwait_tid): Use __NR_gettimeofday. * sysdeps/unix/sysv/linux/i386/i486/lowlevelrobustlock.S: Include kernel-features.h and lowlevellock.h. (LOAD_FUTEX_WAIT): Define. (LOCK, SYS_gettimeofday, SYS_futex, FUTEX_WAIT, FUTEX_WAKE): Don't define. (__lll_robust_mutex_lock_wait): Rename to ... (__lll_robust_lock_wait): ... this. Futex addr is now in %edx argument, %ecx argument contains private. Use LOAD_FUTEX_WAIT macro. (__lll_robust_mutex_timedlock_wait): Rename to ... (__lll_robust_timedlock_wait): ... this. Use __NR_gettimeofday. %esi argument contains private, use LOAD_FUTEX_WAIT macro. * sysdeps/unix/sysv/linux/i386/i486/pthread_barrier_wait.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (pthread_barrier_wait): Rename __lll_mutex_* to __lll_*, pass PRIVATE(%ebx) ^ LLL_SHARED as private argument in %ecx to __lll_lock_wait and __lll_unlock_wake, pass MUTEX(%ebx) address to __lll_lock_wait in %edx. * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_broadcast.S: Include lowlevellock.h and pthread-errnos.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_REQUEUE, FUTEX_CMP_REQUEUE, EINVAL, LOCK): Don't define. (__pthread_cond_broadcast): Rename __lll_mutex_* to __lll_*, pass cond_lock address in %edx rather than %ecx to __lll_lock_wait, pass LLL_SHARED in %ecx to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_signal.S: Include lowlevellock.h and pthread-errnos.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_WAKE_OP, FUTEX_OP_CLEAR_WAKE_IF_GT_ONE, EINVAL, LOCK): Don't define. (__pthread_cond_signal): Rename __lll_mutex_* to __lll_*, pass cond_lock address in %edx rather than %ecx to __lll_lock_wait, pass LLL_SHARED in %ecx to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S: Include lowlevellock.h. (SYS_futex, SYS_gettimeofday, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_cond_timedwait): Rename __lll_mutex_* to __lll_*, pass cond_lock address in %edx rather than %ecx to __lll_lock_wait, pass LLL_SHARED in %ecx to both __lll_lock_wait and __lll_unlock_wake. Use __NR_gettimeofday. * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_cond_wait, __condvar_w_cleanup): Rename __lll_mutex_* to __lll_*, pass cond_lock address in %edx rather than %ecx to __lll_lock_wait, pass LLL_SHARED in %ecx to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_rdlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_rwlock_rdlock): Rename __lll_mutex_* to __lll_*, pass MUTEX(%ebx) address in %edx rather than %ecx to __lll_lock_wait, pass PSHARED(%ebx) in %ecx to both __lll_lock_wait and __lll_unlock_wake. Move return value from %ecx to %edx register. * sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_timedrdlock.S: Include lowlevellock.h. (SYS_futex, SYS_gettimeofday, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_rwlock_wrlock): Rename __lll_mutex_* to __lll_*, pass MUTEX(%ebp) address in %edx rather than %ecx to __lll_lock_wait, pass PSHARED(%ebp) in %ecx to both __lll_lock_wait and __lll_unlock_wake. Move return value from %ecx to %edx register. Use __NR_gettimeofday. * sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_timedwrlock.S: Include lowlevellock.h. (SYS_futex, SYS_gettimeofday, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_rwlock_wrlock): Rename __lll_mutex_* to __lll_*, pass MUTEX(%ebp) address in %edx rather than %ecx to __lll_lock_wait, pass PSHARED(%ebp) in %ecx to both __lll_lock_wait and __lll_unlock_wake. Move return value from %ecx to %edx register. Use __NR_gettimeofday. * sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_unlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_rwlock_unlock): Rename __lll_mutex_* to __lll_*, pass MUTEX(%edi) address in %edx rather than %ecx to __lll_lock_wait, pass PSHARED(%edi) in %ecx to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_wrlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_rwlock_wrlock): Rename __lll_mutex_* to __lll_*, pass MUTEX(%ebx) address in %edx rather than %ecx to __lll_lock_wait, pass PSHARED(%ebx) in %ecx to both __lll_lock_wait and __lll_unlock_wake. Move return value from %ecx to %edx register. * sysdeps/unix/sysv/linux/i386/pthread_once.S: Include lowlevellock.h. (LOCK, SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_PRIVATE_FLAG): Don't define. * sysdeps/unix/sysv/linux/i386/i486/sem_post.S: Include lowlevellock.h. (LOCK, SYS_futex, FUTEX_WAKE): Don't define. * sysdeps/unix/sysv/linux/i386/i486/sem_timedwait.S: Include lowlevellock.h. (LOCK, SYS_futex, SYS_gettimeofday, FUTEX_WAIT): Don't define. (sem_timedwait): Use __NR_gettimeofday. * sysdeps/unix/sysv/linux/i386/i486/sem_trywait.S: Include lowlevellock.h. (LOCK): Don't define. * sysdeps/unix/sysv/linux/i386/i486/sem_wait.S: Include lowlevellock.h. (LOCK, SYS_futex, FUTEX_WAIT): Don't define. * sysdeps/unix/sysv/linux/powerpc/sem_post.c: Wake only when there are waiters. * sysdeps/unix/sysv/linux/x86_64/libc-lowlevellock.S: Revert 2007-05-2{3,9} changes. * sysdeps/unix/sysv/linux/x86_64/lowlevellock.S: Include kernel-features.h and lowlevellock.h. (LOAD_PRIVATE_FUTEX_WAIT): Define. (LOAD_FUTEX_WAIT): Rewritten. (LOCK, SYS_futex, FUTEX_WAIT, FUTEX_WAKE): Don't define. (__lll_lock_wait_private, __lll_unlock_wake_private): New functions. (__lll_mutex_lock_wait): Rename to ... (__lll_lock_wait): ... this. %esi is now private argument. Don't compile in for libc.so. (__lll_mutex_timedlock_wait): Rename to ... (__lll_timedlock_wait): ... this. %esi contains private argument. Don't compile in for libc.so. (__lll_mutex_unlock_wake): Rename to ... (__lll_unlock_wake): ... this. %esi contains private argument. Don't compile in for libc.so. * sysdeps/unix/sysv/linux/x86_64/lowlevelrobustlock.S: Include kernel-features.h and lowlevellock.h. (LOAD_FUTEX_WAIT): Define. (LOCK, SYS_futex, FUTEX_WAIT, FUTEX_WAKE): Don't define. (__lll_robust_mutex_lock_wait): Rename to ... (__lll_robust_lock_wait): ... this. %esi argument contains private. Use LOAD_FUTEX_WAIT macro. (__lll_robust_mutex_timedlock_wait): Rename to ... (__lll_robust_timedlock_wait): ... this. %esi argument contains private, use LOAD_FUTEX_WAIT macro. * sysdeps/unix/sysv/linux/x86_64/pthread_barrier_wait.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (pthread_barrier_wait): Rename __lll_mutex_* to __lll_*, pass PRIVATE(%rdi) ^ LLL_SHARED as private argument in %esi to __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_broadcast.S: Include lowlevellock.h and pthread-errnos.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_REQUEUE, FUTEX_CMP_REQUEUE, EINVAL, LOCK): Don't define. (__pthread_cond_broadcast): Rename __lll_mutex_* to __lll_*, pass LLL_SHARED in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_signal.S: Include lowlevellock.h and pthread-errnos.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_WAKE_OP, FUTEX_OP_CLEAR_WAKE_IF_GT_ONE, EINVAL, LOCK): Don't define. (__pthread_cond_signal): Rename __lll_mutex_* to __lll_*, pass LLL_SHARED in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_cond_timedwait): Rename __lll_mutex_* to __lll_*, pass LLL_SHARED in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_cond_wait, __condvar_cleanup): Rename __lll_mutex_* to __lll_*, pass LLL_SHARED in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_rdlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_PRIVATE_FLAG, LOCK): Don't define. (__pthread_rwlock_rdlock): Rename __lll_mutex_* to __lll_*, pass PSHARED(%rdi) in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_timedrdlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_PRIVATE_FLAG, LOCK): Don't define. (__pthread_rwlock_wrlock): Rename __lll_mutex_* to __lll_*, pass PSHARED(%rdi) in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_timedwrlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_PRIVATE_FLAG, LOCK): Don't define. (__pthread_rwlock_wrlock): Rename __lll_mutex_* to __lll_*, pass PSHARED(%rdi) in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_unlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_PRIVATE_FLAG, LOCK): Don't define. (__pthread_rwlock_unlock): Rename __lll_mutex_* to __lll_*, pass PSHARED(%rdi) in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_wrlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_PRIVATE_FLAG, LOCK): Don't define. (__pthread_rwlock_wrlock): Rename __lll_mutex_* to __lll_*, pass PSHARED(%rdi) in %ecx to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_once.S: Include lowlevellock.h. (LOCK, SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_PRIVATE_FLAG): Don't define. * sysdeps/unix/sysv/linux/x86_64/sem_post.S: Include lowlevellock.h. (LOCK, SYS_futex, FUTEX_WAKE): Don't define. * sysdeps/unix/sysv/linux/x86_64/sem_timedwait.S: Include lowlevellock.h. (LOCK, SYS_futex, FUTEX_WAIT): Don't define. * sysdeps/unix/sysv/linux/x86_64/sem_trywait.S: Include lowlevellock.h. (LOCK): Don't define. * sysdeps/unix/sysv/linux/x86_64/sem_wait.S: Include lowlevellock.h. (LOCK, SYS_futex, FUTEX_WAIT): Don't define. * sysdeps/unix/sysv/linux/sparc/internaltypes.h: New file. * sysdeps/unix/sysv/linux/sparc/pthread_barrier_destroy.c: New file. * sysdeps/unix/sysv/linux/sparc/pthread_barrier_init.c: New file. * sysdeps/unix/sysv/linux/sparc/pthread_barrier_wait.c: New file. * sysdeps/unix/sysv/linux/sparc/sparc32/lowlevellock.c (__lll_lock_wait_private): New function. (__lll_lock_wait, __lll_timedlock_wait): Add private argument, pass it to lll_futex_*wait. Don't compile in for libc.so. * sysdeps/unix/sysv/linux/sparc/sparc32/pthread_barrier_init.c: Remove. * sysdeps/unix/sysv/linux/sparc/sparc32/pthread_barrier_wait.c (struct sparc_pthread_barrier): Remove. (pthread_barrier_wait): Use union sparc_pthread_barrier instead of struct sparc_pthread_barrier. Pass ibarrier->s.pshared ? LLL_SHARED : LLL_PRIVATE to lll_{,un}lock and lll_futex_wait macros. * sysdeps/unix/sysv/linux/sparc/sparc32/sparcv9/pthread_barrier_init.c: Remove. * sysdeps/unix/sysv/linux/sparc/sparc32/sparcv9/pthread_barrier_wait.c: Include sparc pthread_barrier_wait.c instead of generic one.
2007-08-01 06:47:26 +02:00
result = lll_timedlock (mutex->__data.__lock, abstime,
* pthreadP.h (PTHREAD_ROBUST_MUTEX_PSHARED): Define. * pthread_mutex_lock.c: Use it instead of PTHREAD_MUTEX_PSHARED when dealing with robust mutexes. * pthread_mutex_timedlock.c: Likewise. * pthread_mutex_trylock.c: Likewise. * pthread_mutex_unlock.c: Likewise. * sysdeps/unix/sysv/linux/pthread_mutex_cond_lock.c: Likewise. 2007-08-06 Jakub Jelinek <jakub@redhat.com> * pthreadP.h (PTHREAD_MUTEX_PSHARED_BIT): Define. (PTHREAD_MUTEX_TYPE): Mask __kind with 127. (PTHREAD_MUTEX_PSHARED): Define. * pthread_mutex_init.c (__pthread_mutex_init): Set PTHREAD_MUTEX_PSHARED_BIT for pshared or robust mutexes. * pthread_mutex_lock.c (LLL_MUTEX_LOCK): Take mutex as argument instead of its __data.__lock field, pass PTHREAD_MUTEX_PSHARED as second argument to lll_lock. (LLL_MUTEX_TRYLOCK): Take mutex as argument instead of its __data.__lock field. (LLL_ROBUST_MUTEX_LOCK): Take mutex as argument instead of its __data.__lock field, pass PTHREAD_MUTEX_PSHARED as second argument to lll_robust_lock. (__pthread_mutex_lock): Update LLL_MUTEX_LOCK, LLL_MUTEX_TRYLOCK, LLL_ROBUST_MUTEX_LOCK users, use PTHREAD_MUTEX_TYPE (mutex) instead of mutex->__data.__kind directly, pass PTHREAD_MUTEX_PSHARED (mutex) to lll_unlock and lll_futex_wait. * pthread_mutex_trylock.c (__pthread_mutex_trylock): Use PTHREAD_MUTEX_TYPE (mutex) instead of mutex->__data.__kind directly, pass PTHREAD_MUTEX_PSHARED (mutex) to lll_unlock. (pthread_mutex_timedlock): Pass PTHREAD_MUTEX_PSHARED (mutex) to lll_timedlock, lll_robust_timedlock, lll_unlock and lll_futex_timed_wait. Use PTHREAD_MUTEX_TYPE (mutex) instead of mutex->__data.__kind directly. * pthread_mutex_timedlock.c (pthread_mutex_timedlock): Pass PTHREAD_MUTEX_PSHARED (mutex) to lll_timedlock, lll_robust_timedlock, lll_unlock and lll_futex_timed_wait. Use PTHREAD_MUTEX_TYPE (mutex) instead of mutex->__data.__kind directly. * pthread_mutex_unlock.c (__pthread_mutex_unlock_usercnt): Pass PTHREAD_MUTEX_PSHARED (mutex) to lll_unlock, lll_robust_unlock and lll_futex_wake. * pthread_mutex_setprioceiling.c (pthread_mutex_setprioceiling): Pass PTHREAD_MUTEX_PSHARED (mutex) to lll_futex_wait and lll_futex_wake. Use PTHREAD_MUTEX_TYPE (mutex) instead of mutex->__data.__kind directly. * sysdeps/unix/sysv/linux/pthread_mutex_cond_lock.c (LLL_MUTEX_LOCK): Take mutex as argument instead of its __data.__lock field, pass PTHREAD_MUTEX_PSHARED as second argument to lll_cond_lock. (LLL_MUTEX_TRYLOCK): Take mutex as argument instead of its __data.__lock field. (LLL_ROBUST_MUTEX_LOCK): Take mutex as argument instead of its __data.__lock field, pass PTHREAD_MUTEX_PSHARED as second argument to lll_robust_cond_lock. * pthread_cond_broadcast.c (__pthread_cond_broadcast): Add pshared variable, pass it to lll_lock, lll_unlock, lll_futex_requeue and lll_futex_wake. Don't use lll_futex_requeue if dependent mutex has PTHREAD_MUTEX_PSHARED_BIT bit set in its __data.__kind. * pthread_cond_destroy.c (__pthread_cond_destroy): Add pshared variable, pass it to lll_lock, lll_unlock, lll_futex_wake and lll_futex_wait. * pthread_cond_signal.c (__pthread_cond_signal): Add pshared variable, pass it to lll_lock, lll_unlock, lll_futex_wake_unlock and lll_futex_wake. * pthread_cond_timedwait.c (__pthread_cond_wait): Add pshared variable, pass it to lll_lock, lll_unlock, lll_futex_timedwait and lll_futex_wake. * pthread_cond_wait.c (__condvar_cleanup, __pthread_cond_wait): Add pshared variable, pass it to lll_lock, lll_unlock, lll_futex_wait and lll_futex_wake. * sysdeps/unix/sysv/linux/alpha/lowlevellock.h (lll_futex_requeue, lll_futex_wake_unlock): Add private argument, use __lll_private_flag macro. * sysdeps/unix/sysv/linux/ia64/lowlevellock.h (lll_futex_requeue, lll_futex_wake_unlock): Likewise. * sysdeps/unix/sysv/linux/powerpc/lowlevellock.h (lll_futex_requeue): Likewise. * sysdeps/unix/sysv/linux/sparc/lowlevellock.h (lll_futex_requeue, lll_futex_wake_unlock): Likewise. * sysdeps/unix/sysv/linux/x86_64/lowlevellock.h (lll_futex_requeue): Likewise. * sysdeps/unix/sysv/linux/s390/lowlevellock.h (lll_futex_requeue, lll_futex_wake_unlock): Likewise. (lll_futex_wake): Fix a typo. * sysdeps/unix/sysv/linux/pthread-pi-defines.sym (PS_BIT): Add. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_broadcast.S (__pthread_cond_broadcast): Pass LLL_PRIVATE to lll_* and or FUTEX_PRIVATE_FLAG into SYS_futex op if cv is process private. Don't use FUTEX_CMP_REQUEUE if dep_mutex is not process private. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_signal.S (__pthread_cond_signal): Pass LLL_PRIVATE to lll_* and or FUTEX_PRIVATE_FLAG into SYS_futex op if cv is process private. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S (__pthread_cond_timedwait): Likewise. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S: (__condvar_cleanup, __pthread_cond_wait): Likewise.
2007-08-11 20:50:51 +02:00
PTHREAD_MUTEX_PSHARED (mutex));
Initial revision 2002-11-26 Ulrich Drepper <drepper@redhat.com> * allocatestack.c (queue_stack): Don't remove stack from list here. Do it in the caller. Correct condition to prematurely terminate loop to free stacks. (__deallocate_stack): Remove stack from list here. 2002-11-26 Ulrich Drepper <drepper@redhat.com> * Makefile (tests): Add tst-stack1. * tst-stack1.c: New file. * allocatestack.c (allocate_stack): Initialize the TCB on a user provided stack. * pthread_attr_getstack.c: Return bottom of the thread area. 2002-11-25 Ulrich Drepper <drepper@redhat.com> * Makefile (libpthread-routines): Add pt-allocrtsig and pthread_kill_other_threads. * pt-allocrtsig.c: New file. * pthread_kill_other_threads.c: New file. * sysdeps/unix/sysv/linux/allocrtsig.c: Add additional aliases for all three functions. * sysdeps/unix/sysv/linux/Makefile (sysdep_routines): Remove allocrtsig. * sysdeps/unix/sysv/linux/Versions (libc:GLIBC_PRIVATE): Export __libc_current_sigrtmin_private, __libc_current_sigrtmax_private, and __libc_allocate_rtsig_private. * Versions (libpthread): Export pthread_kill_other_threads_np, __libc_current_sigrtmin, and __libc_current_sigrtmax. 2002-11-24 Ulrich Drepper <drepper@redhat.com> * allocatestack.c (allocate_stack): stackaddr in attribute points to the end of the stack. Adjust computations. When mprotect call fails dequeue stack and free it. * pthread_attr_setstack.c: Store top of the stack in stackaddr attribute. * pthread_getattr_np.c: Likewise. * descr.h (IS_DETACHED): Add some more parenthesis to prevent surprises. 2002-11-23 Ulrich Drepper <drepper@redhat.com> * sysdeps/pthread/pthread.h (pthread_self): __THROW must come before attribute definitions. Patch by Luca Barbieri <ldb@ldb.ods.org>. 2002-11-22 Ulrich Drepper <drepper@redhat.com> * pthread_getspecific.c: Optimize access to first 2nd-level array. * pthread_setspecific.c: Likewise. 2002-11-21 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/i386/createthread.c: Remove CLONE_ flags definitions. Get them from the official place. * sysdeps/unix/sysv/linux/i386/fork.c: Likewise. * sysdeps/unix/sysv/linux/i386/createthread.c: Update CLONE_* flags. Use new CLONE_ flags in clone() calls. * sysdeps/unix/sysv/linux/fork.c: Use ARCH_FORK to actually fork. * sysdeps/unix/sysv/linux/i386/fork.c: New file. * Versions: Add pthread_* functions for libc. * forward.c: New file. * sysdeps/pthread/Makefile (libpthread-sysdeps_routines): Add errno-loc. * herrno.c: New file. * res.c: New file. * Makefile (libpthread-routines): Remove sem_post, sem_wait, sem_trywait, and sem_timedwait. Add herrno and res. * sem_init.c: Don't initialize lock and waiters members. * sem_open.c: Likewise. * sem_post.c: Removed. * sem_wait.c: Removed. * sem_trywait.c: Removed. * sem_timedwait.c: Removed. * sysdeps/unix/sysv/linux/i386/i486/lowlevelsem.S: Complete rewrite. Includes full implementations of sem_post, sem_wait, sem_trywait, and sem_timedwait. * sysdeps/unix/sysv/linux/i386/lowlevelsem.h (lll_sem_post): Adjust for new implementation. * sysdeps/unix/sysv/linux/internaltypes.h (struct sem): Remove lock and waiters fields. * tst-sem3.c: Improve error message. * tst-signal3.c: Likewise. * init.c (__pthread_initialize_minimal): Use set_tid_address syscall to tell the kernel about the termination futex and to initialize tid member. Don't initialize main_thread. * descr.h (struct pthread): Remove main_thread member. * cancelllation.c (__do_cancel): Remove code handling main thread. The main thread is not special anymore. * allocatestack.c (__reclaim_stacks): Mark stacks as unused. Add size of the stacks to stack_cache_actsize. * pt-readv.c: Add missing "defined". * pt-sigwait.c: Likewise. * pt-writev.c: Likewise. 2002-11-09 Ulrich Drepper <drepper@redhat.com> * Versions: Export __connect from libpthread. Patch by Luca Barbieri <ldb@ldb.ods.org>. * Makefile (libpthread-routines): Add pt-raise. * sysdeps/unix/sysv/linux/raise.c: New file. * sysdeps/unix/sysv/linux/pt-raise.c: New file. * sysdeps/generic/pt-raise.c: New file. * pthread_cond_init.c: Initialize all data elements of the condvar structure. Patch by Luca Barbieri <ldb@ldb.ods.org>. * pthread_attr_init.c: Actually implement 2.0 compatibility version. * pthread_create.c: Likewise. * Makefile (tests): Add tst-key1, tst-key2, tst-key3. * tst-key1.c: New file. * tst-key2.c: New file. * tst-key3.c: New file. * Versions: Export pthread_detach for version GLIBC_2.0. Reported by Saurabh Desai <sdesai@austin.ibm.com>. 2002-11-08 Ulrich Drepper <drepper@redhat.com> * pthread_key_create.c: Terminate search after an unused key was found. Patch by Luca Barbieri <ldb@ldb.ods.org>. * sysdeps/unix/sysv/linux/i386/pthread_once.S: Return zero. Patch by Luca Barbieri <ldb@ldb.ods.org>. 2002-10-10 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/i386/i486/lowlevelsem.S: Use slow generic dynamic lookup for errno in PIC. * allocatestack.c (get_cached_stack): Rearrange code slightly to release the stack lock as soon as possible. Call _dl_allocate_tls_init for TCB from the cache to re-initialize the static TLS block. (allocate_stack): Call _dl_allocate_tls_init for user-provided stack. * cancellation.c: Renamed from cancelation.c. * Makefile: Adjust accordingly. * pthreadP.h (CANCELLATION_P): Renamed from CANCELATION_P. * cleanup_defer.c: Use CANCELLATION_P. * pthread_testcancel.c: Likewise. * descr.h: Fix spelling in comments. * init.c: Likewise. * pthread_getattr_np.c: Likewise. * pthread_getschedparam.c: Likewise. * pthread_setschedparam.c: Likewise. * Versions: Likewise. * pt-pselect.c: New file. * Makefile (libpthread-routines): Add pt-pselect. * Versions: Add pselect. * tst-cancel4.c: New file. * Makefile (tests): Add tst-cancel4. 2002-10-09 Ulrich Drepper <drepper@redhat.com> * pthread_mutex_lock.c: Always record lock ownership. * pthread_mutex_timedlock.c: Likewise. * pthread_mutex_trylock.c: Likewise. * pt-readv.c: New file. * pt-writev.c: New file. * pt-creat.c: New file. * pt-msgrcv.c: New file. * pt-msgsnd.c: New file. * pt-poll.c: New file. * pt-select.c: New file. * pt-sigpause.c: New file. * pt-sigsuspend.c: New file. * pt-sigwait.c: New file. * pt-sigwaitinfo.c: New file. * pt-waitid.c: New file. * Makefile (libpthread-routines): Add pt-readv, pt-writev, pt-creat, pt-msgrcv, pt-msgsnd, pt-poll, pt-select, pt-sigpause, pt-sigsuspend, pt-sigwait, pt-sigwaitinfo, and pt-waitid. * Versions: Add all the new functions. * tst-exit1.c: New file. * Makefile (tests): Add tst-exit1. * sem_timedwait.c: Minor optimization for more optimal fastpath. 2002-10-08 Ulrich Drepper <drepper@redhat.com> * pt-fcntl.c: Only enable asynchronous cancellation for F_SETLKW. * pthread_join.c: Enable asynchronous cancellation around lll_wait_tid call. pthread_join is an official cancellation point. * pthread_timedjoin.c: Likewise. * pthread_cond_wait.c: Revert order in which internal lock are dropped and the condvar's mutex are retrieved. * pthread_cond_timedwait.c: Likewise. Reported by dice@saros.East.Sun.COM. 2002-10-07 Ulrich Drepper <drepper@redhat.com> * pthreadP.h: Cut out all type definitions and move them... * sysdeps/unix/sysv/linux/internaltypes.h: ...here. New file. * pthreadP.h: Include <internaltypes.h>. * sysdeps/unix/sysv/linux/i386/lowlevelsem.h (lll_sem_post): Little performance tweaks. * sem_trywait.c: Shuffle #includes around to get right order. * sem_timedwait.c: Likewise. * sem_post.c: Likewise. * sem_wait.c: Likewise. * nptl 0.3 released. * Makefile (tests): Add tst-signal3. * tst-signal3.c: New file. 2002-10-05 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/i386/lowlevelsem.h: Tell the compiler that the asms modify the sem object. (__lll_sem_timedwait): Now takes struct sem* as first parameter. * sysdeps/unix/sysv/linux/i386/bits/semaphore.h (sem_t): Don't expose the actual members. * pthreadP.h (struct sem): New type. Actual semaphore type. * semaphoreP.h: Include pthreadP.h. * sem_getvalue.c: Adjust to sem_t change. * sem_init.c: Likewise. * sem_open.c: Likewise. * sem_post.c: Likewise. * sem_timedwait.c: Likewise. * sem_trywait.c: Likewise. * sem_wait.c: Likewise. 2002-10-04 Ulrich Drepper <drepper@redhat.com> * Makefile (tests): Add tst-basic2, tst-exec1, tst-exec3, tst-exec3. * tst-basic2.c: New file. * tst-exec1.c: New file. * tst-exec2.c: New file. * tst-exec3.c: New file. * tst-fork1.c: Remove extra */. * nptl 0.2 released. The API for IA-32 is complete.
2002-11-26 23:50:54 +01:00
break;
Update. * sysdeps/unix/sysv/linux/smp.h: New file. * sysdeps/unix/sysv/linux/sh/smp.h: New file. * init.c: Define __is_smp. (__pthread_initialize_minimal_internal): Call is_smp_system to initialize __is_smp. * pthreadP.h: Declare __is_smp. Define MAX_ADAPTIVE_COUNT is necessary. * pthread_mutex_init.c: Add comment regarding __spins field. * pthread_mutex_lock.c: Implement adaptive mutex type. * pthread_mutex_timedlock.c: Likewise. * sysdeps/unix/sysv/linux/pthread_mutex_cond_lock.c: Likewise. * sysdeps/unix/sysv/linux/alpha/bits/pthreadtypes.h (pthread_mutex_t): Add __spins field. * sysdeps/unix/sysv/linux/i386/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/ia64/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/powerpc/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/sh/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/s390/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/sparc/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/x86_64/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/alpha/bits/pthreadtypes.h: Define lll_mutex_cond_trylock. * sysdeps/unix/sysv/linux/powerpc/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/sh/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/s390/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/sparc/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/i386/bits/pthreadtypes.h: Likewise. Define BUSY_WAIT_NOP. * sysdeps/unix/sysv/linux/ia64/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/x86_64/bits/pthreadtypes.h: Likewise. * tst-mutex5.c: Add support for testing adaptive mutexes. * tst-mutex7.c: Likewise. * tst-mutex5a.c: New file. * tst-mutex7a.c: New file. * Makefile (tests): Add tst-mutex5a and tst-mutex7a.
2004-03-24 07:36:06 +01:00
case PTHREAD_MUTEX_ADAPTIVE_NP:
if (! __is_smp)
goto simple;
* sysdeps/unix/sysv/linux/powerpc/sem_post.c (__new_sem_post): Use __asm __volatile (__lll_acq_instr ::: "memory") instead of atomic_full_barrier. 2007-07-31 Jakub Jelinek <jakub@redhat.com> * allocatestack.c (stack_cache_lock): Change type to int. (get_cached_stack, allocate_stack, __deallocate_stack, __make_stacks_executable, __find_thread_by_id, __nptl_setxid, __pthread_init_static_tls, __wait_lookup_done): Add LLL_PRIVATE as second argument to lll_lock and lll_unlock macros on stack_cache_lock. * pthread_create.c (__find_in_stack_list): Likewise. (start_thread): Similarly with pd->lock. Use lll_robust_dead macro instead of lll_robust_mutex_dead, pass LLL_SHARED to it as second argument. * descr.h (struct pthread): Change lock and setxid_futex field type to int. * old_pthread_cond_broadcast.c (__pthread_cond_broadcast_2_0): Use LLL_LOCK_INITIALIZER instead of LLL_MUTEX_LOCK_INITIALIZER. * old_pthread_cond_signal.c (__pthread_cond_signal_2_0): Likewise. * old_pthread_cond_timedwait.c (__pthread_cond_timedwait_2_0): Likewise. * old_pthread_cond_wait.c (__pthread_cond_wait_2_0): Likewise. * pthread_cond_init.c (__pthread_cond_init): Likewise. * pthreadP.h (__attr_list_lock): Change type to int. * pthread_attr_init.c (__attr_list_lock): Likewise. * pthread_barrier_destroy.c (pthread_barrier_destroy): Pass ibarrier->private ^ FUTEX_PRIVATE_FLAG as second argument to lll_{,un}lock. * pthread_barrier_wait.c (pthread_barrier_wait): Likewise and also for lll_futex_{wake,wait}. * pthread_barrier_init.c (pthread_barrier_init): Make iattr a pointer to const. * pthread_cond_broadcast.c (__pthread_cond_broadcast): Pass LLL_SHARED as second argument to lll_{,un}lock. * pthread_cond_destroy.c (__pthread_cond_destroy): Likewise. * pthread_cond_signal.c (__pthread_cond_singal): Likewise. * pthread_cond_timedwait.c (__pthread_cond_timedwait): Likewise. * pthread_cond_wait.c (__condvar_cleanup, __pthread_cond_wait): Likewise. * pthread_getattr_np.c (pthread_getattr_np): Add LLL_PRIVATE as second argument to lll_{,un}lock macros on pd->lock. * pthread_getschedparam.c (__pthread_getschedparam): Likewise. * pthread_setschedparam.c (__pthread_setschedparam): Likewise. * pthread_setschedprio.c (pthread_setschedprio): Likewise. * tpp.c (__pthread_tpp_change_priority, __pthread_current_priority): Likewise. * sysdeps/pthread/createthread.c (do_clone, create_thread): Likewise. * pthread_once.c (once_lock): Change type to int. (__pthread_once): Pass LLL_PRIVATE as second argument to lll_{,un}lock macros on once_lock. * pthread_rwlock_rdlock.c (__pthread_rwlock_rdlock): Use lll_{,un}lock macros instead of lll_mutex_{,un}lock, pass rwlock->__data.__shared as second argument to them and similarly for lll_futex_w*. * pthread_rwlock_timedrdlock.c (pthread_rwlock_timedrdlock): Likewise. * pthread_rwlock_timedwrlock.c (pthread_rwlock_timedwrlock): Likewise. * pthread_rwlock_tryrdlock.c (__pthread_rwlock_tryrdlock): Likewise. * pthread_rwlock_trywrlock.c (__pthread_rwlock_trywrlock): Likewise. * pthread_rwlock_unlock.c (__pthread_rwlock_unlock): Likewise. * pthread_rwlock_wrlock.c (__pthread_rwlock_wrlock): Likewise. * sem_close.c (sem_close): Pass LLL_PRIVATE as second argument to lll_{,un}lock macros on __sem_mappings_lock. * sem_open.c (check_add_mapping): Likewise. (__sem_mappings_lock): Change type to int. * semaphoreP.h (__sem_mappings_lock): Likewise. * pthread_mutex_lock.c (LLL_MUTEX_LOCK, LLL_MUTEX_TRYLOCK, LLL_ROBUST_MUTEX_LOCK): Use lll_{,try,robust_}lock macros instead of lll_*mutex_*, pass LLL_SHARED as last argument. (__pthread_mutex_lock): Use lll_unlock instead of lll_mutex_unlock, pass LLL_SHARED as last argument. * sysdeps/unix/sysv/linux/pthread_mutex_cond_lock.c (LLL_MUTEX_LOCK, LLL_MUTEX_TRYLOCK, LLL_ROBUST_MUTEX_LOCK): Use lll_{cond_,cond_try,robust_cond}lock macros instead of lll_*mutex_*, pass LLL_SHARED as last argument. * pthread_mutex_timedlock.c (pthread_mutex_timedlock): Use lll_{timed,try,robust_timed,un}lock instead of lll_*mutex*, pass LLL_SHARED as last argument. * pthread_mutex_trylock.c (__pthread_mutex_trylock): Similarly. * pthread_mutex_unlock.c (__pthread_mutex_unlock_usercnt): Similarly. * sysdeps/pthread/bits/libc-lock.h (__libc_lock_lock, __libc_lock_lock_recursive, __libc_lock_unlock, __libc_lock_unlock_recursive): Pass LLL_PRIVATE as second argument to lll_{,un}lock. * sysdeps/pthread/bits/stdio-lock.h (_IO_lock_lock, _IO_lock_unlock): Likewise. * sysdeps/unix/sysv/linux/fork.c (__libc_fork): Don't use compound literal. * sysdeps/unix/sysv/linux/unregister-atfork.c (__unregister_atfork): Pass LLL_PRIVATE as second argument to lll_{,un}lock macros on __fork_lock. * sysdeps/unix/sysv/linux/register-atfork.c (__register_atfork, free_mem): Likewise. (__fork_lock): Change type to int. * sysdeps/unix/sysv/linux/fork.h (__fork_lock): Likewise. * sysdeps/unix/sysv/linux/sem_post.c (__new_sem_post): Pass isem->private ^ FUTEX_PRIVATE_FLAG as second argument to lll_futex_wake. * sysdeps/unix/sysv/linux/sem_timedwait.c (sem_timedwait): Likewise. * sysdeps/unix/sysv/linux/sem_wait.c (__new_sem_wait): Likewise. * sysdeps/unix/sysv/linux/lowlevellock.c (__lll_lock_wait_private): New function. (__lll_lock_wait, __lll_timedlock_wait): Add private argument and pass it through to lll_futex_*wait, only compile in when IS_IN_libpthread. * sysdeps/unix/sysv/linux/lowlevelrobustlock.c (__lll_robust_lock_wait, __lll_robust_timedlock_wait): Add private argument and pass it through to lll_futex_*wait. * sysdeps/unix/sysv/linux/alpha/lowlevellock.h: Renamed all lll_mutex_* resp. lll_robust_mutex_* macros to lll_* resp. lll_robust_*. Renamed all __lll_mutex_* resp. __lll_robust_mutex_* inline functions to __lll_* resp. __lll_robust_*. (LLL_MUTEX_LOCK_INITIALIZER): Remove. (lll_mutex_dead): Add private argument. (__lll_lock_wait_private): New prototype. (__lll_lock_wait, __lll_robust_lock_wait, __lll_lock_timedwait, __lll_robust_lock_timedwait): Add private argument to prototypes. (__lll_lock): Add private argument, if it is constant LLL_PRIVATE, call __lll_lock_wait_private, otherwise pass private to __lll_lock_wait. (__lll_robust_lock, __lll_cond_lock, __lll_timedlock, __lll_robust_timedlock): Add private argument, pass it to __lll_*wait functions. (__lll_unlock): Add private argument, if it is constant LLL_PRIVATE, call __lll_unlock_wake_private, otherwise pass private to __lll_unlock_wake. (__lll_robust_unlock): Add private argument, pass it to __lll_robust_unlock_wake. (lll_lock, lll_robust_lock, lll_cond_lock, lll_timedlock, lll_robust_timedlock, lll_unlock, lll_robust_unlock): Add private argument, pass it through to __lll_* inline function. (__lll_mutex_unlock_force, lll_mutex_unlock_force): Remove. (lll_lock_t): Remove. (__lll_cond_wait, __lll_cond_timedwait, __lll_cond_wake, __lll_cond_broadcast, lll_cond_wait, lll_cond_timedwait, lll_cond_wake, lll_cond_broadcast): Remove. * sysdeps/unix/sysv/linux/ia64/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/powerpc/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/s390/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/sparc/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/i386/lowlevellock.h: Allow including the header from assembler. Renamed all lll_mutex_* resp. lll_robust_mutex_* macros to lll_* resp. lll_robust_*. (LOCK, FUTEX_CMP_REQUEUE, FUTEX_WAKE_OP, FUTEX_OP_CLEAR_WAKE_IF_GT_ONE): Define. (LLL_MUTEX_LOCK_INITIALIZER, LLL_MUTEX_LOCK_INITIALIZER_LOCKED, LLL_MUTEX_LOCK_INITIALIZER_WAITERS): Remove. (__lll_mutex_lock_wait, __lll_mutex_timedlock_wait, __lll_mutex_unlock_wake, __lll_lock_wait, __lll_unlock_wake): Remove prototype. (__lll_trylock_asm, __lll_lock_asm_start, __lll_unlock_asm): Define. (lll_robust_trylock, lll_cond_trylock): Use LLL_LOCK_INITIALIZER* rather than LLL_MUTEX_LOCK_INITIALIZER* macros. (lll_trylock): Likewise, use __lll_trylock_asm, pass MULTIPLE_THREADS_OFFSET as another asm operand. (lll_lock): Add private argument, use __lll_lock_asm_start, pass MULTIPLE_THREADS_OFFSET as last asm operand, call __lll_lock_wait_private if private is constant LLL_PRIVATE, otherwise pass private as another argument to __lll_lock_wait. (lll_robust_lock, lll_cond_lock, lll_robust_cond_lock, lll_timedlock, lll_robust_timedlock): Add private argument, pass private as another argument to __lll_*lock_wait call. (lll_unlock): Add private argument, use __lll_unlock_asm, pass MULTIPLE_THREADS_OFFSET as another asm operand, call __lll_unlock_wake_private if private is constant LLL_PRIVATE, otherwise pass private as another argument to __lll_unlock_wake. (lll_robust_unlock): Add private argument, pass private as another argument to __lll_unlock_wake. (lll_robust_dead): Add private argument, use __lll_private_flag macro. (lll_islocked): Use LLL_LOCK_INITIALIZER instead of LLL_MUTEX_LOCK_INITIALIZER. (lll_lock_t): Remove. (LLL_LOCK_INITIALIZER_WAITERS): Define. (__lll_cond_wait, __lll_cond_timedwait, __lll_cond_wake, __lll_cond_broadcast, lll_cond_wait, lll_cond_timedwait, lll_cond_wake, lll_cond_broadcast): Remove. * sysdeps/unix/sysv/linux/x86_64/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/i386/i486/libc-lowlevellock.S: Revert 2007-05-2{3,9} changes. * sysdeps/unix/sysv/linux/i386/i486/lowlevellock.S: Include kernel-features.h and lowlevellock.h. (LOAD_PRIVATE_FUTEX_WAIT): Define. (LOAD_FUTEX_WAIT): Rewritten. (LOCK, SYS_gettimeofday, SYS_futex, FUTEX_WAIT, FUTEX_WAKE): Don't define. (__lll_lock_wait_private, __lll_unlock_wake_private): New functions. (__lll_mutex_lock_wait): Rename to ... (__lll_lock_wait): ... this. Take futex addr from %edx instead of %ecx, %ecx is now private argument. Don't compile in for libc.so. (__lll_mutex_timedlock_wait): Rename to ... (__lll_timedlock_wait): ... this. Use __NR_gettimeofday. %esi contains private argument. Don't compile in for libc.so. (__lll_mutex_unlock_wake): Rename to ... (__lll_unlock_wake): ... this. %ecx contains private argument. Don't compile in for libc.so. (__lll_timedwait_tid): Use __NR_gettimeofday. * sysdeps/unix/sysv/linux/i386/i486/lowlevelrobustlock.S: Include kernel-features.h and lowlevellock.h. (LOAD_FUTEX_WAIT): Define. (LOCK, SYS_gettimeofday, SYS_futex, FUTEX_WAIT, FUTEX_WAKE): Don't define. (__lll_robust_mutex_lock_wait): Rename to ... (__lll_robust_lock_wait): ... this. Futex addr is now in %edx argument, %ecx argument contains private. Use LOAD_FUTEX_WAIT macro. (__lll_robust_mutex_timedlock_wait): Rename to ... (__lll_robust_timedlock_wait): ... this. Use __NR_gettimeofday. %esi argument contains private, use LOAD_FUTEX_WAIT macro. * sysdeps/unix/sysv/linux/i386/i486/pthread_barrier_wait.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (pthread_barrier_wait): Rename __lll_mutex_* to __lll_*, pass PRIVATE(%ebx) ^ LLL_SHARED as private argument in %ecx to __lll_lock_wait and __lll_unlock_wake, pass MUTEX(%ebx) address to __lll_lock_wait in %edx. * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_broadcast.S: Include lowlevellock.h and pthread-errnos.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_REQUEUE, FUTEX_CMP_REQUEUE, EINVAL, LOCK): Don't define. (__pthread_cond_broadcast): Rename __lll_mutex_* to __lll_*, pass cond_lock address in %edx rather than %ecx to __lll_lock_wait, pass LLL_SHARED in %ecx to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_signal.S: Include lowlevellock.h and pthread-errnos.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_WAKE_OP, FUTEX_OP_CLEAR_WAKE_IF_GT_ONE, EINVAL, LOCK): Don't define. (__pthread_cond_signal): Rename __lll_mutex_* to __lll_*, pass cond_lock address in %edx rather than %ecx to __lll_lock_wait, pass LLL_SHARED in %ecx to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S: Include lowlevellock.h. (SYS_futex, SYS_gettimeofday, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_cond_timedwait): Rename __lll_mutex_* to __lll_*, pass cond_lock address in %edx rather than %ecx to __lll_lock_wait, pass LLL_SHARED in %ecx to both __lll_lock_wait and __lll_unlock_wake. Use __NR_gettimeofday. * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_cond_wait, __condvar_w_cleanup): Rename __lll_mutex_* to __lll_*, pass cond_lock address in %edx rather than %ecx to __lll_lock_wait, pass LLL_SHARED in %ecx to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_rdlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_rwlock_rdlock): Rename __lll_mutex_* to __lll_*, pass MUTEX(%ebx) address in %edx rather than %ecx to __lll_lock_wait, pass PSHARED(%ebx) in %ecx to both __lll_lock_wait and __lll_unlock_wake. Move return value from %ecx to %edx register. * sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_timedrdlock.S: Include lowlevellock.h. (SYS_futex, SYS_gettimeofday, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_rwlock_wrlock): Rename __lll_mutex_* to __lll_*, pass MUTEX(%ebp) address in %edx rather than %ecx to __lll_lock_wait, pass PSHARED(%ebp) in %ecx to both __lll_lock_wait and __lll_unlock_wake. Move return value from %ecx to %edx register. Use __NR_gettimeofday. * sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_timedwrlock.S: Include lowlevellock.h. (SYS_futex, SYS_gettimeofday, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_rwlock_wrlock): Rename __lll_mutex_* to __lll_*, pass MUTEX(%ebp) address in %edx rather than %ecx to __lll_lock_wait, pass PSHARED(%ebp) in %ecx to both __lll_lock_wait and __lll_unlock_wake. Move return value from %ecx to %edx register. Use __NR_gettimeofday. * sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_unlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_rwlock_unlock): Rename __lll_mutex_* to __lll_*, pass MUTEX(%edi) address in %edx rather than %ecx to __lll_lock_wait, pass PSHARED(%edi) in %ecx to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_wrlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_rwlock_wrlock): Rename __lll_mutex_* to __lll_*, pass MUTEX(%ebx) address in %edx rather than %ecx to __lll_lock_wait, pass PSHARED(%ebx) in %ecx to both __lll_lock_wait and __lll_unlock_wake. Move return value from %ecx to %edx register. * sysdeps/unix/sysv/linux/i386/pthread_once.S: Include lowlevellock.h. (LOCK, SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_PRIVATE_FLAG): Don't define. * sysdeps/unix/sysv/linux/i386/i486/sem_post.S: Include lowlevellock.h. (LOCK, SYS_futex, FUTEX_WAKE): Don't define. * sysdeps/unix/sysv/linux/i386/i486/sem_timedwait.S: Include lowlevellock.h. (LOCK, SYS_futex, SYS_gettimeofday, FUTEX_WAIT): Don't define. (sem_timedwait): Use __NR_gettimeofday. * sysdeps/unix/sysv/linux/i386/i486/sem_trywait.S: Include lowlevellock.h. (LOCK): Don't define. * sysdeps/unix/sysv/linux/i386/i486/sem_wait.S: Include lowlevellock.h. (LOCK, SYS_futex, FUTEX_WAIT): Don't define. * sysdeps/unix/sysv/linux/powerpc/sem_post.c: Wake only when there are waiters. * sysdeps/unix/sysv/linux/x86_64/libc-lowlevellock.S: Revert 2007-05-2{3,9} changes. * sysdeps/unix/sysv/linux/x86_64/lowlevellock.S: Include kernel-features.h and lowlevellock.h. (LOAD_PRIVATE_FUTEX_WAIT): Define. (LOAD_FUTEX_WAIT): Rewritten. (LOCK, SYS_futex, FUTEX_WAIT, FUTEX_WAKE): Don't define. (__lll_lock_wait_private, __lll_unlock_wake_private): New functions. (__lll_mutex_lock_wait): Rename to ... (__lll_lock_wait): ... this. %esi is now private argument. Don't compile in for libc.so. (__lll_mutex_timedlock_wait): Rename to ... (__lll_timedlock_wait): ... this. %esi contains private argument. Don't compile in for libc.so. (__lll_mutex_unlock_wake): Rename to ... (__lll_unlock_wake): ... this. %esi contains private argument. Don't compile in for libc.so. * sysdeps/unix/sysv/linux/x86_64/lowlevelrobustlock.S: Include kernel-features.h and lowlevellock.h. (LOAD_FUTEX_WAIT): Define. (LOCK, SYS_futex, FUTEX_WAIT, FUTEX_WAKE): Don't define. (__lll_robust_mutex_lock_wait): Rename to ... (__lll_robust_lock_wait): ... this. %esi argument contains private. Use LOAD_FUTEX_WAIT macro. (__lll_robust_mutex_timedlock_wait): Rename to ... (__lll_robust_timedlock_wait): ... this. %esi argument contains private, use LOAD_FUTEX_WAIT macro. * sysdeps/unix/sysv/linux/x86_64/pthread_barrier_wait.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (pthread_barrier_wait): Rename __lll_mutex_* to __lll_*, pass PRIVATE(%rdi) ^ LLL_SHARED as private argument in %esi to __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_broadcast.S: Include lowlevellock.h and pthread-errnos.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_REQUEUE, FUTEX_CMP_REQUEUE, EINVAL, LOCK): Don't define. (__pthread_cond_broadcast): Rename __lll_mutex_* to __lll_*, pass LLL_SHARED in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_signal.S: Include lowlevellock.h and pthread-errnos.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_WAKE_OP, FUTEX_OP_CLEAR_WAKE_IF_GT_ONE, EINVAL, LOCK): Don't define. (__pthread_cond_signal): Rename __lll_mutex_* to __lll_*, pass LLL_SHARED in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_cond_timedwait): Rename __lll_mutex_* to __lll_*, pass LLL_SHARED in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_cond_wait, __condvar_cleanup): Rename __lll_mutex_* to __lll_*, pass LLL_SHARED in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_rdlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_PRIVATE_FLAG, LOCK): Don't define. (__pthread_rwlock_rdlock): Rename __lll_mutex_* to __lll_*, pass PSHARED(%rdi) in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_timedrdlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_PRIVATE_FLAG, LOCK): Don't define. (__pthread_rwlock_wrlock): Rename __lll_mutex_* to __lll_*, pass PSHARED(%rdi) in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_timedwrlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_PRIVATE_FLAG, LOCK): Don't define. (__pthread_rwlock_wrlock): Rename __lll_mutex_* to __lll_*, pass PSHARED(%rdi) in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_unlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_PRIVATE_FLAG, LOCK): Don't define. (__pthread_rwlock_unlock): Rename __lll_mutex_* to __lll_*, pass PSHARED(%rdi) in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_wrlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_PRIVATE_FLAG, LOCK): Don't define. (__pthread_rwlock_wrlock): Rename __lll_mutex_* to __lll_*, pass PSHARED(%rdi) in %ecx to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_once.S: Include lowlevellock.h. (LOCK, SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_PRIVATE_FLAG): Don't define. * sysdeps/unix/sysv/linux/x86_64/sem_post.S: Include lowlevellock.h. (LOCK, SYS_futex, FUTEX_WAKE): Don't define. * sysdeps/unix/sysv/linux/x86_64/sem_timedwait.S: Include lowlevellock.h. (LOCK, SYS_futex, FUTEX_WAIT): Don't define. * sysdeps/unix/sysv/linux/x86_64/sem_trywait.S: Include lowlevellock.h. (LOCK): Don't define. * sysdeps/unix/sysv/linux/x86_64/sem_wait.S: Include lowlevellock.h. (LOCK, SYS_futex, FUTEX_WAIT): Don't define. * sysdeps/unix/sysv/linux/sparc/internaltypes.h: New file. * sysdeps/unix/sysv/linux/sparc/pthread_barrier_destroy.c: New file. * sysdeps/unix/sysv/linux/sparc/pthread_barrier_init.c: New file. * sysdeps/unix/sysv/linux/sparc/pthread_barrier_wait.c: New file. * sysdeps/unix/sysv/linux/sparc/sparc32/lowlevellock.c (__lll_lock_wait_private): New function. (__lll_lock_wait, __lll_timedlock_wait): Add private argument, pass it to lll_futex_*wait. Don't compile in for libc.so. * sysdeps/unix/sysv/linux/sparc/sparc32/pthread_barrier_init.c: Remove. * sysdeps/unix/sysv/linux/sparc/sparc32/pthread_barrier_wait.c (struct sparc_pthread_barrier): Remove. (pthread_barrier_wait): Use union sparc_pthread_barrier instead of struct sparc_pthread_barrier. Pass ibarrier->s.pshared ? LLL_SHARED : LLL_PRIVATE to lll_{,un}lock and lll_futex_wait macros. * sysdeps/unix/sysv/linux/sparc/sparc32/sparcv9/pthread_barrier_init.c: Remove. * sysdeps/unix/sysv/linux/sparc/sparc32/sparcv9/pthread_barrier_wait.c: Include sparc pthread_barrier_wait.c instead of generic one.
2007-08-01 06:47:26 +02:00
if (lll_trylock (mutex->__data.__lock) != 0)
Update. * sysdeps/unix/sysv/linux/smp.h: New file. * sysdeps/unix/sysv/linux/sh/smp.h: New file. * init.c: Define __is_smp. (__pthread_initialize_minimal_internal): Call is_smp_system to initialize __is_smp. * pthreadP.h: Declare __is_smp. Define MAX_ADAPTIVE_COUNT is necessary. * pthread_mutex_init.c: Add comment regarding __spins field. * pthread_mutex_lock.c: Implement adaptive mutex type. * pthread_mutex_timedlock.c: Likewise. * sysdeps/unix/sysv/linux/pthread_mutex_cond_lock.c: Likewise. * sysdeps/unix/sysv/linux/alpha/bits/pthreadtypes.h (pthread_mutex_t): Add __spins field. * sysdeps/unix/sysv/linux/i386/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/ia64/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/powerpc/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/sh/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/s390/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/sparc/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/x86_64/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/alpha/bits/pthreadtypes.h: Define lll_mutex_cond_trylock. * sysdeps/unix/sysv/linux/powerpc/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/sh/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/s390/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/sparc/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/i386/bits/pthreadtypes.h: Likewise. Define BUSY_WAIT_NOP. * sysdeps/unix/sysv/linux/ia64/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/x86_64/bits/pthreadtypes.h: Likewise. * tst-mutex5.c: Add support for testing adaptive mutexes. * tst-mutex7.c: Likewise. * tst-mutex5a.c: New file. * tst-mutex7a.c: New file. * Makefile (tests): Add tst-mutex5a and tst-mutex7a.
2004-03-24 07:36:06 +01:00
{
int cnt = 0;
int max_cnt = MIN (MAX_ADAPTIVE_COUNT,
mutex->__data.__spins * 2 + 10);
do
{
if (cnt++ >= max_cnt)
{
* sysdeps/unix/sysv/linux/powerpc/sem_post.c (__new_sem_post): Use __asm __volatile (__lll_acq_instr ::: "memory") instead of atomic_full_barrier. 2007-07-31 Jakub Jelinek <jakub@redhat.com> * allocatestack.c (stack_cache_lock): Change type to int. (get_cached_stack, allocate_stack, __deallocate_stack, __make_stacks_executable, __find_thread_by_id, __nptl_setxid, __pthread_init_static_tls, __wait_lookup_done): Add LLL_PRIVATE as second argument to lll_lock and lll_unlock macros on stack_cache_lock. * pthread_create.c (__find_in_stack_list): Likewise. (start_thread): Similarly with pd->lock. Use lll_robust_dead macro instead of lll_robust_mutex_dead, pass LLL_SHARED to it as second argument. * descr.h (struct pthread): Change lock and setxid_futex field type to int. * old_pthread_cond_broadcast.c (__pthread_cond_broadcast_2_0): Use LLL_LOCK_INITIALIZER instead of LLL_MUTEX_LOCK_INITIALIZER. * old_pthread_cond_signal.c (__pthread_cond_signal_2_0): Likewise. * old_pthread_cond_timedwait.c (__pthread_cond_timedwait_2_0): Likewise. * old_pthread_cond_wait.c (__pthread_cond_wait_2_0): Likewise. * pthread_cond_init.c (__pthread_cond_init): Likewise. * pthreadP.h (__attr_list_lock): Change type to int. * pthread_attr_init.c (__attr_list_lock): Likewise. * pthread_barrier_destroy.c (pthread_barrier_destroy): Pass ibarrier->private ^ FUTEX_PRIVATE_FLAG as second argument to lll_{,un}lock. * pthread_barrier_wait.c (pthread_barrier_wait): Likewise and also for lll_futex_{wake,wait}. * pthread_barrier_init.c (pthread_barrier_init): Make iattr a pointer to const. * pthread_cond_broadcast.c (__pthread_cond_broadcast): Pass LLL_SHARED as second argument to lll_{,un}lock. * pthread_cond_destroy.c (__pthread_cond_destroy): Likewise. * pthread_cond_signal.c (__pthread_cond_singal): Likewise. * pthread_cond_timedwait.c (__pthread_cond_timedwait): Likewise. * pthread_cond_wait.c (__condvar_cleanup, __pthread_cond_wait): Likewise. * pthread_getattr_np.c (pthread_getattr_np): Add LLL_PRIVATE as second argument to lll_{,un}lock macros on pd->lock. * pthread_getschedparam.c (__pthread_getschedparam): Likewise. * pthread_setschedparam.c (__pthread_setschedparam): Likewise. * pthread_setschedprio.c (pthread_setschedprio): Likewise. * tpp.c (__pthread_tpp_change_priority, __pthread_current_priority): Likewise. * sysdeps/pthread/createthread.c (do_clone, create_thread): Likewise. * pthread_once.c (once_lock): Change type to int. (__pthread_once): Pass LLL_PRIVATE as second argument to lll_{,un}lock macros on once_lock. * pthread_rwlock_rdlock.c (__pthread_rwlock_rdlock): Use lll_{,un}lock macros instead of lll_mutex_{,un}lock, pass rwlock->__data.__shared as second argument to them and similarly for lll_futex_w*. * pthread_rwlock_timedrdlock.c (pthread_rwlock_timedrdlock): Likewise. * pthread_rwlock_timedwrlock.c (pthread_rwlock_timedwrlock): Likewise. * pthread_rwlock_tryrdlock.c (__pthread_rwlock_tryrdlock): Likewise. * pthread_rwlock_trywrlock.c (__pthread_rwlock_trywrlock): Likewise. * pthread_rwlock_unlock.c (__pthread_rwlock_unlock): Likewise. * pthread_rwlock_wrlock.c (__pthread_rwlock_wrlock): Likewise. * sem_close.c (sem_close): Pass LLL_PRIVATE as second argument to lll_{,un}lock macros on __sem_mappings_lock. * sem_open.c (check_add_mapping): Likewise. (__sem_mappings_lock): Change type to int. * semaphoreP.h (__sem_mappings_lock): Likewise. * pthread_mutex_lock.c (LLL_MUTEX_LOCK, LLL_MUTEX_TRYLOCK, LLL_ROBUST_MUTEX_LOCK): Use lll_{,try,robust_}lock macros instead of lll_*mutex_*, pass LLL_SHARED as last argument. (__pthread_mutex_lock): Use lll_unlock instead of lll_mutex_unlock, pass LLL_SHARED as last argument. * sysdeps/unix/sysv/linux/pthread_mutex_cond_lock.c (LLL_MUTEX_LOCK, LLL_MUTEX_TRYLOCK, LLL_ROBUST_MUTEX_LOCK): Use lll_{cond_,cond_try,robust_cond}lock macros instead of lll_*mutex_*, pass LLL_SHARED as last argument. * pthread_mutex_timedlock.c (pthread_mutex_timedlock): Use lll_{timed,try,robust_timed,un}lock instead of lll_*mutex*, pass LLL_SHARED as last argument. * pthread_mutex_trylock.c (__pthread_mutex_trylock): Similarly. * pthread_mutex_unlock.c (__pthread_mutex_unlock_usercnt): Similarly. * sysdeps/pthread/bits/libc-lock.h (__libc_lock_lock, __libc_lock_lock_recursive, __libc_lock_unlock, __libc_lock_unlock_recursive): Pass LLL_PRIVATE as second argument to lll_{,un}lock. * sysdeps/pthread/bits/stdio-lock.h (_IO_lock_lock, _IO_lock_unlock): Likewise. * sysdeps/unix/sysv/linux/fork.c (__libc_fork): Don't use compound literal. * sysdeps/unix/sysv/linux/unregister-atfork.c (__unregister_atfork): Pass LLL_PRIVATE as second argument to lll_{,un}lock macros on __fork_lock. * sysdeps/unix/sysv/linux/register-atfork.c (__register_atfork, free_mem): Likewise. (__fork_lock): Change type to int. * sysdeps/unix/sysv/linux/fork.h (__fork_lock): Likewise. * sysdeps/unix/sysv/linux/sem_post.c (__new_sem_post): Pass isem->private ^ FUTEX_PRIVATE_FLAG as second argument to lll_futex_wake. * sysdeps/unix/sysv/linux/sem_timedwait.c (sem_timedwait): Likewise. * sysdeps/unix/sysv/linux/sem_wait.c (__new_sem_wait): Likewise. * sysdeps/unix/sysv/linux/lowlevellock.c (__lll_lock_wait_private): New function. (__lll_lock_wait, __lll_timedlock_wait): Add private argument and pass it through to lll_futex_*wait, only compile in when IS_IN_libpthread. * sysdeps/unix/sysv/linux/lowlevelrobustlock.c (__lll_robust_lock_wait, __lll_robust_timedlock_wait): Add private argument and pass it through to lll_futex_*wait. * sysdeps/unix/sysv/linux/alpha/lowlevellock.h: Renamed all lll_mutex_* resp. lll_robust_mutex_* macros to lll_* resp. lll_robust_*. Renamed all __lll_mutex_* resp. __lll_robust_mutex_* inline functions to __lll_* resp. __lll_robust_*. (LLL_MUTEX_LOCK_INITIALIZER): Remove. (lll_mutex_dead): Add private argument. (__lll_lock_wait_private): New prototype. (__lll_lock_wait, __lll_robust_lock_wait, __lll_lock_timedwait, __lll_robust_lock_timedwait): Add private argument to prototypes. (__lll_lock): Add private argument, if it is constant LLL_PRIVATE, call __lll_lock_wait_private, otherwise pass private to __lll_lock_wait. (__lll_robust_lock, __lll_cond_lock, __lll_timedlock, __lll_robust_timedlock): Add private argument, pass it to __lll_*wait functions. (__lll_unlock): Add private argument, if it is constant LLL_PRIVATE, call __lll_unlock_wake_private, otherwise pass private to __lll_unlock_wake. (__lll_robust_unlock): Add private argument, pass it to __lll_robust_unlock_wake. (lll_lock, lll_robust_lock, lll_cond_lock, lll_timedlock, lll_robust_timedlock, lll_unlock, lll_robust_unlock): Add private argument, pass it through to __lll_* inline function. (__lll_mutex_unlock_force, lll_mutex_unlock_force): Remove. (lll_lock_t): Remove. (__lll_cond_wait, __lll_cond_timedwait, __lll_cond_wake, __lll_cond_broadcast, lll_cond_wait, lll_cond_timedwait, lll_cond_wake, lll_cond_broadcast): Remove. * sysdeps/unix/sysv/linux/ia64/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/powerpc/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/s390/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/sparc/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/i386/lowlevellock.h: Allow including the header from assembler. Renamed all lll_mutex_* resp. lll_robust_mutex_* macros to lll_* resp. lll_robust_*. (LOCK, FUTEX_CMP_REQUEUE, FUTEX_WAKE_OP, FUTEX_OP_CLEAR_WAKE_IF_GT_ONE): Define. (LLL_MUTEX_LOCK_INITIALIZER, LLL_MUTEX_LOCK_INITIALIZER_LOCKED, LLL_MUTEX_LOCK_INITIALIZER_WAITERS): Remove. (__lll_mutex_lock_wait, __lll_mutex_timedlock_wait, __lll_mutex_unlock_wake, __lll_lock_wait, __lll_unlock_wake): Remove prototype. (__lll_trylock_asm, __lll_lock_asm_start, __lll_unlock_asm): Define. (lll_robust_trylock, lll_cond_trylock): Use LLL_LOCK_INITIALIZER* rather than LLL_MUTEX_LOCK_INITIALIZER* macros. (lll_trylock): Likewise, use __lll_trylock_asm, pass MULTIPLE_THREADS_OFFSET as another asm operand. (lll_lock): Add private argument, use __lll_lock_asm_start, pass MULTIPLE_THREADS_OFFSET as last asm operand, call __lll_lock_wait_private if private is constant LLL_PRIVATE, otherwise pass private as another argument to __lll_lock_wait. (lll_robust_lock, lll_cond_lock, lll_robust_cond_lock, lll_timedlock, lll_robust_timedlock): Add private argument, pass private as another argument to __lll_*lock_wait call. (lll_unlock): Add private argument, use __lll_unlock_asm, pass MULTIPLE_THREADS_OFFSET as another asm operand, call __lll_unlock_wake_private if private is constant LLL_PRIVATE, otherwise pass private as another argument to __lll_unlock_wake. (lll_robust_unlock): Add private argument, pass private as another argument to __lll_unlock_wake. (lll_robust_dead): Add private argument, use __lll_private_flag macro. (lll_islocked): Use LLL_LOCK_INITIALIZER instead of LLL_MUTEX_LOCK_INITIALIZER. (lll_lock_t): Remove. (LLL_LOCK_INITIALIZER_WAITERS): Define. (__lll_cond_wait, __lll_cond_timedwait, __lll_cond_wake, __lll_cond_broadcast, lll_cond_wait, lll_cond_timedwait, lll_cond_wake, lll_cond_broadcast): Remove. * sysdeps/unix/sysv/linux/x86_64/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/i386/i486/libc-lowlevellock.S: Revert 2007-05-2{3,9} changes. * sysdeps/unix/sysv/linux/i386/i486/lowlevellock.S: Include kernel-features.h and lowlevellock.h. (LOAD_PRIVATE_FUTEX_WAIT): Define. (LOAD_FUTEX_WAIT): Rewritten. (LOCK, SYS_gettimeofday, SYS_futex, FUTEX_WAIT, FUTEX_WAKE): Don't define. (__lll_lock_wait_private, __lll_unlock_wake_private): New functions. (__lll_mutex_lock_wait): Rename to ... (__lll_lock_wait): ... this. Take futex addr from %edx instead of %ecx, %ecx is now private argument. Don't compile in for libc.so. (__lll_mutex_timedlock_wait): Rename to ... (__lll_timedlock_wait): ... this. Use __NR_gettimeofday. %esi contains private argument. Don't compile in for libc.so. (__lll_mutex_unlock_wake): Rename to ... (__lll_unlock_wake): ... this. %ecx contains private argument. Don't compile in for libc.so. (__lll_timedwait_tid): Use __NR_gettimeofday. * sysdeps/unix/sysv/linux/i386/i486/lowlevelrobustlock.S: Include kernel-features.h and lowlevellock.h. (LOAD_FUTEX_WAIT): Define. (LOCK, SYS_gettimeofday, SYS_futex, FUTEX_WAIT, FUTEX_WAKE): Don't define. (__lll_robust_mutex_lock_wait): Rename to ... (__lll_robust_lock_wait): ... this. Futex addr is now in %edx argument, %ecx argument contains private. Use LOAD_FUTEX_WAIT macro. (__lll_robust_mutex_timedlock_wait): Rename to ... (__lll_robust_timedlock_wait): ... this. Use __NR_gettimeofday. %esi argument contains private, use LOAD_FUTEX_WAIT macro. * sysdeps/unix/sysv/linux/i386/i486/pthread_barrier_wait.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (pthread_barrier_wait): Rename __lll_mutex_* to __lll_*, pass PRIVATE(%ebx) ^ LLL_SHARED as private argument in %ecx to __lll_lock_wait and __lll_unlock_wake, pass MUTEX(%ebx) address to __lll_lock_wait in %edx. * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_broadcast.S: Include lowlevellock.h and pthread-errnos.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_REQUEUE, FUTEX_CMP_REQUEUE, EINVAL, LOCK): Don't define. (__pthread_cond_broadcast): Rename __lll_mutex_* to __lll_*, pass cond_lock address in %edx rather than %ecx to __lll_lock_wait, pass LLL_SHARED in %ecx to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_signal.S: Include lowlevellock.h and pthread-errnos.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_WAKE_OP, FUTEX_OP_CLEAR_WAKE_IF_GT_ONE, EINVAL, LOCK): Don't define. (__pthread_cond_signal): Rename __lll_mutex_* to __lll_*, pass cond_lock address in %edx rather than %ecx to __lll_lock_wait, pass LLL_SHARED in %ecx to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S: Include lowlevellock.h. (SYS_futex, SYS_gettimeofday, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_cond_timedwait): Rename __lll_mutex_* to __lll_*, pass cond_lock address in %edx rather than %ecx to __lll_lock_wait, pass LLL_SHARED in %ecx to both __lll_lock_wait and __lll_unlock_wake. Use __NR_gettimeofday. * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_cond_wait, __condvar_w_cleanup): Rename __lll_mutex_* to __lll_*, pass cond_lock address in %edx rather than %ecx to __lll_lock_wait, pass LLL_SHARED in %ecx to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_rdlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_rwlock_rdlock): Rename __lll_mutex_* to __lll_*, pass MUTEX(%ebx) address in %edx rather than %ecx to __lll_lock_wait, pass PSHARED(%ebx) in %ecx to both __lll_lock_wait and __lll_unlock_wake. Move return value from %ecx to %edx register. * sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_timedrdlock.S: Include lowlevellock.h. (SYS_futex, SYS_gettimeofday, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_rwlock_wrlock): Rename __lll_mutex_* to __lll_*, pass MUTEX(%ebp) address in %edx rather than %ecx to __lll_lock_wait, pass PSHARED(%ebp) in %ecx to both __lll_lock_wait and __lll_unlock_wake. Move return value from %ecx to %edx register. Use __NR_gettimeofday. * sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_timedwrlock.S: Include lowlevellock.h. (SYS_futex, SYS_gettimeofday, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_rwlock_wrlock): Rename __lll_mutex_* to __lll_*, pass MUTEX(%ebp) address in %edx rather than %ecx to __lll_lock_wait, pass PSHARED(%ebp) in %ecx to both __lll_lock_wait and __lll_unlock_wake. Move return value from %ecx to %edx register. Use __NR_gettimeofday. * sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_unlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_rwlock_unlock): Rename __lll_mutex_* to __lll_*, pass MUTEX(%edi) address in %edx rather than %ecx to __lll_lock_wait, pass PSHARED(%edi) in %ecx to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_wrlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_rwlock_wrlock): Rename __lll_mutex_* to __lll_*, pass MUTEX(%ebx) address in %edx rather than %ecx to __lll_lock_wait, pass PSHARED(%ebx) in %ecx to both __lll_lock_wait and __lll_unlock_wake. Move return value from %ecx to %edx register. * sysdeps/unix/sysv/linux/i386/pthread_once.S: Include lowlevellock.h. (LOCK, SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_PRIVATE_FLAG): Don't define. * sysdeps/unix/sysv/linux/i386/i486/sem_post.S: Include lowlevellock.h. (LOCK, SYS_futex, FUTEX_WAKE): Don't define. * sysdeps/unix/sysv/linux/i386/i486/sem_timedwait.S: Include lowlevellock.h. (LOCK, SYS_futex, SYS_gettimeofday, FUTEX_WAIT): Don't define. (sem_timedwait): Use __NR_gettimeofday. * sysdeps/unix/sysv/linux/i386/i486/sem_trywait.S: Include lowlevellock.h. (LOCK): Don't define. * sysdeps/unix/sysv/linux/i386/i486/sem_wait.S: Include lowlevellock.h. (LOCK, SYS_futex, FUTEX_WAIT): Don't define. * sysdeps/unix/sysv/linux/powerpc/sem_post.c: Wake only when there are waiters. * sysdeps/unix/sysv/linux/x86_64/libc-lowlevellock.S: Revert 2007-05-2{3,9} changes. * sysdeps/unix/sysv/linux/x86_64/lowlevellock.S: Include kernel-features.h and lowlevellock.h. (LOAD_PRIVATE_FUTEX_WAIT): Define. (LOAD_FUTEX_WAIT): Rewritten. (LOCK, SYS_futex, FUTEX_WAIT, FUTEX_WAKE): Don't define. (__lll_lock_wait_private, __lll_unlock_wake_private): New functions. (__lll_mutex_lock_wait): Rename to ... (__lll_lock_wait): ... this. %esi is now private argument. Don't compile in for libc.so. (__lll_mutex_timedlock_wait): Rename to ... (__lll_timedlock_wait): ... this. %esi contains private argument. Don't compile in for libc.so. (__lll_mutex_unlock_wake): Rename to ... (__lll_unlock_wake): ... this. %esi contains private argument. Don't compile in for libc.so. * sysdeps/unix/sysv/linux/x86_64/lowlevelrobustlock.S: Include kernel-features.h and lowlevellock.h. (LOAD_FUTEX_WAIT): Define. (LOCK, SYS_futex, FUTEX_WAIT, FUTEX_WAKE): Don't define. (__lll_robust_mutex_lock_wait): Rename to ... (__lll_robust_lock_wait): ... this. %esi argument contains private. Use LOAD_FUTEX_WAIT macro. (__lll_robust_mutex_timedlock_wait): Rename to ... (__lll_robust_timedlock_wait): ... this. %esi argument contains private, use LOAD_FUTEX_WAIT macro. * sysdeps/unix/sysv/linux/x86_64/pthread_barrier_wait.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (pthread_barrier_wait): Rename __lll_mutex_* to __lll_*, pass PRIVATE(%rdi) ^ LLL_SHARED as private argument in %esi to __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_broadcast.S: Include lowlevellock.h and pthread-errnos.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_REQUEUE, FUTEX_CMP_REQUEUE, EINVAL, LOCK): Don't define. (__pthread_cond_broadcast): Rename __lll_mutex_* to __lll_*, pass LLL_SHARED in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_signal.S: Include lowlevellock.h and pthread-errnos.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_WAKE_OP, FUTEX_OP_CLEAR_WAKE_IF_GT_ONE, EINVAL, LOCK): Don't define. (__pthread_cond_signal): Rename __lll_mutex_* to __lll_*, pass LLL_SHARED in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_cond_timedwait): Rename __lll_mutex_* to __lll_*, pass LLL_SHARED in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_cond_wait, __condvar_cleanup): Rename __lll_mutex_* to __lll_*, pass LLL_SHARED in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_rdlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_PRIVATE_FLAG, LOCK): Don't define. (__pthread_rwlock_rdlock): Rename __lll_mutex_* to __lll_*, pass PSHARED(%rdi) in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_timedrdlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_PRIVATE_FLAG, LOCK): Don't define. (__pthread_rwlock_wrlock): Rename __lll_mutex_* to __lll_*, pass PSHARED(%rdi) in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_timedwrlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_PRIVATE_FLAG, LOCK): Don't define. (__pthread_rwlock_wrlock): Rename __lll_mutex_* to __lll_*, pass PSHARED(%rdi) in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_unlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_PRIVATE_FLAG, LOCK): Don't define. (__pthread_rwlock_unlock): Rename __lll_mutex_* to __lll_*, pass PSHARED(%rdi) in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_wrlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_PRIVATE_FLAG, LOCK): Don't define. (__pthread_rwlock_wrlock): Rename __lll_mutex_* to __lll_*, pass PSHARED(%rdi) in %ecx to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_once.S: Include lowlevellock.h. (LOCK, SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_PRIVATE_FLAG): Don't define. * sysdeps/unix/sysv/linux/x86_64/sem_post.S: Include lowlevellock.h. (LOCK, SYS_futex, FUTEX_WAKE): Don't define. * sysdeps/unix/sysv/linux/x86_64/sem_timedwait.S: Include lowlevellock.h. (LOCK, SYS_futex, FUTEX_WAIT): Don't define. * sysdeps/unix/sysv/linux/x86_64/sem_trywait.S: Include lowlevellock.h. (LOCK): Don't define. * sysdeps/unix/sysv/linux/x86_64/sem_wait.S: Include lowlevellock.h. (LOCK, SYS_futex, FUTEX_WAIT): Don't define. * sysdeps/unix/sysv/linux/sparc/internaltypes.h: New file. * sysdeps/unix/sysv/linux/sparc/pthread_barrier_destroy.c: New file. * sysdeps/unix/sysv/linux/sparc/pthread_barrier_init.c: New file. * sysdeps/unix/sysv/linux/sparc/pthread_barrier_wait.c: New file. * sysdeps/unix/sysv/linux/sparc/sparc32/lowlevellock.c (__lll_lock_wait_private): New function. (__lll_lock_wait, __lll_timedlock_wait): Add private argument, pass it to lll_futex_*wait. Don't compile in for libc.so. * sysdeps/unix/sysv/linux/sparc/sparc32/pthread_barrier_init.c: Remove. * sysdeps/unix/sysv/linux/sparc/sparc32/pthread_barrier_wait.c (struct sparc_pthread_barrier): Remove. (pthread_barrier_wait): Use union sparc_pthread_barrier instead of struct sparc_pthread_barrier. Pass ibarrier->s.pshared ? LLL_SHARED : LLL_PRIVATE to lll_{,un}lock and lll_futex_wait macros. * sysdeps/unix/sysv/linux/sparc/sparc32/sparcv9/pthread_barrier_init.c: Remove. * sysdeps/unix/sysv/linux/sparc/sparc32/sparcv9/pthread_barrier_wait.c: Include sparc pthread_barrier_wait.c instead of generic one.
2007-08-01 06:47:26 +02:00
result = lll_timedlock (mutex->__data.__lock, abstime,
* pthreadP.h (PTHREAD_ROBUST_MUTEX_PSHARED): Define. * pthread_mutex_lock.c: Use it instead of PTHREAD_MUTEX_PSHARED when dealing with robust mutexes. * pthread_mutex_timedlock.c: Likewise. * pthread_mutex_trylock.c: Likewise. * pthread_mutex_unlock.c: Likewise. * sysdeps/unix/sysv/linux/pthread_mutex_cond_lock.c: Likewise. 2007-08-06 Jakub Jelinek <jakub@redhat.com> * pthreadP.h (PTHREAD_MUTEX_PSHARED_BIT): Define. (PTHREAD_MUTEX_TYPE): Mask __kind with 127. (PTHREAD_MUTEX_PSHARED): Define. * pthread_mutex_init.c (__pthread_mutex_init): Set PTHREAD_MUTEX_PSHARED_BIT for pshared or robust mutexes. * pthread_mutex_lock.c (LLL_MUTEX_LOCK): Take mutex as argument instead of its __data.__lock field, pass PTHREAD_MUTEX_PSHARED as second argument to lll_lock. (LLL_MUTEX_TRYLOCK): Take mutex as argument instead of its __data.__lock field. (LLL_ROBUST_MUTEX_LOCK): Take mutex as argument instead of its __data.__lock field, pass PTHREAD_MUTEX_PSHARED as second argument to lll_robust_lock. (__pthread_mutex_lock): Update LLL_MUTEX_LOCK, LLL_MUTEX_TRYLOCK, LLL_ROBUST_MUTEX_LOCK users, use PTHREAD_MUTEX_TYPE (mutex) instead of mutex->__data.__kind directly, pass PTHREAD_MUTEX_PSHARED (mutex) to lll_unlock and lll_futex_wait. * pthread_mutex_trylock.c (__pthread_mutex_trylock): Use PTHREAD_MUTEX_TYPE (mutex) instead of mutex->__data.__kind directly, pass PTHREAD_MUTEX_PSHARED (mutex) to lll_unlock. (pthread_mutex_timedlock): Pass PTHREAD_MUTEX_PSHARED (mutex) to lll_timedlock, lll_robust_timedlock, lll_unlock and lll_futex_timed_wait. Use PTHREAD_MUTEX_TYPE (mutex) instead of mutex->__data.__kind directly. * pthread_mutex_timedlock.c (pthread_mutex_timedlock): Pass PTHREAD_MUTEX_PSHARED (mutex) to lll_timedlock, lll_robust_timedlock, lll_unlock and lll_futex_timed_wait. Use PTHREAD_MUTEX_TYPE (mutex) instead of mutex->__data.__kind directly. * pthread_mutex_unlock.c (__pthread_mutex_unlock_usercnt): Pass PTHREAD_MUTEX_PSHARED (mutex) to lll_unlock, lll_robust_unlock and lll_futex_wake. * pthread_mutex_setprioceiling.c (pthread_mutex_setprioceiling): Pass PTHREAD_MUTEX_PSHARED (mutex) to lll_futex_wait and lll_futex_wake. Use PTHREAD_MUTEX_TYPE (mutex) instead of mutex->__data.__kind directly. * sysdeps/unix/sysv/linux/pthread_mutex_cond_lock.c (LLL_MUTEX_LOCK): Take mutex as argument instead of its __data.__lock field, pass PTHREAD_MUTEX_PSHARED as second argument to lll_cond_lock. (LLL_MUTEX_TRYLOCK): Take mutex as argument instead of its __data.__lock field. (LLL_ROBUST_MUTEX_LOCK): Take mutex as argument instead of its __data.__lock field, pass PTHREAD_MUTEX_PSHARED as second argument to lll_robust_cond_lock. * pthread_cond_broadcast.c (__pthread_cond_broadcast): Add pshared variable, pass it to lll_lock, lll_unlock, lll_futex_requeue and lll_futex_wake. Don't use lll_futex_requeue if dependent mutex has PTHREAD_MUTEX_PSHARED_BIT bit set in its __data.__kind. * pthread_cond_destroy.c (__pthread_cond_destroy): Add pshared variable, pass it to lll_lock, lll_unlock, lll_futex_wake and lll_futex_wait. * pthread_cond_signal.c (__pthread_cond_signal): Add pshared variable, pass it to lll_lock, lll_unlock, lll_futex_wake_unlock and lll_futex_wake. * pthread_cond_timedwait.c (__pthread_cond_wait): Add pshared variable, pass it to lll_lock, lll_unlock, lll_futex_timedwait and lll_futex_wake. * pthread_cond_wait.c (__condvar_cleanup, __pthread_cond_wait): Add pshared variable, pass it to lll_lock, lll_unlock, lll_futex_wait and lll_futex_wake. * sysdeps/unix/sysv/linux/alpha/lowlevellock.h (lll_futex_requeue, lll_futex_wake_unlock): Add private argument, use __lll_private_flag macro. * sysdeps/unix/sysv/linux/ia64/lowlevellock.h (lll_futex_requeue, lll_futex_wake_unlock): Likewise. * sysdeps/unix/sysv/linux/powerpc/lowlevellock.h (lll_futex_requeue): Likewise. * sysdeps/unix/sysv/linux/sparc/lowlevellock.h (lll_futex_requeue, lll_futex_wake_unlock): Likewise. * sysdeps/unix/sysv/linux/x86_64/lowlevellock.h (lll_futex_requeue): Likewise. * sysdeps/unix/sysv/linux/s390/lowlevellock.h (lll_futex_requeue, lll_futex_wake_unlock): Likewise. (lll_futex_wake): Fix a typo. * sysdeps/unix/sysv/linux/pthread-pi-defines.sym (PS_BIT): Add. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_broadcast.S (__pthread_cond_broadcast): Pass LLL_PRIVATE to lll_* and or FUTEX_PRIVATE_FLAG into SYS_futex op if cv is process private. Don't use FUTEX_CMP_REQUEUE if dep_mutex is not process private. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_signal.S (__pthread_cond_signal): Pass LLL_PRIVATE to lll_* and or FUTEX_PRIVATE_FLAG into SYS_futex op if cv is process private. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S (__pthread_cond_timedwait): Likewise. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S: (__condvar_cleanup, __pthread_cond_wait): Likewise.
2007-08-11 20:50:51 +02:00
PTHREAD_MUTEX_PSHARED (mutex));
Update. * sysdeps/unix/sysv/linux/smp.h: New file. * sysdeps/unix/sysv/linux/sh/smp.h: New file. * init.c: Define __is_smp. (__pthread_initialize_minimal_internal): Call is_smp_system to initialize __is_smp. * pthreadP.h: Declare __is_smp. Define MAX_ADAPTIVE_COUNT is necessary. * pthread_mutex_init.c: Add comment regarding __spins field. * pthread_mutex_lock.c: Implement adaptive mutex type. * pthread_mutex_timedlock.c: Likewise. * sysdeps/unix/sysv/linux/pthread_mutex_cond_lock.c: Likewise. * sysdeps/unix/sysv/linux/alpha/bits/pthreadtypes.h (pthread_mutex_t): Add __spins field. * sysdeps/unix/sysv/linux/i386/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/ia64/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/powerpc/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/sh/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/s390/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/sparc/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/x86_64/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/alpha/bits/pthreadtypes.h: Define lll_mutex_cond_trylock. * sysdeps/unix/sysv/linux/powerpc/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/sh/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/s390/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/sparc/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/i386/bits/pthreadtypes.h: Likewise. Define BUSY_WAIT_NOP. * sysdeps/unix/sysv/linux/ia64/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/x86_64/bits/pthreadtypes.h: Likewise. * tst-mutex5.c: Add support for testing adaptive mutexes. * tst-mutex7.c: Likewise. * tst-mutex5a.c: New file. * tst-mutex7a.c: New file. * Makefile (tests): Add tst-mutex5a and tst-mutex7a.
2004-03-24 07:36:06 +01:00
break;
}
#ifdef BUSY_WAIT_NOP
BUSY_WAIT_NOP;
#endif
}
* sysdeps/unix/sysv/linux/powerpc/sem_post.c (__new_sem_post): Use __asm __volatile (__lll_acq_instr ::: "memory") instead of atomic_full_barrier. 2007-07-31 Jakub Jelinek <jakub@redhat.com> * allocatestack.c (stack_cache_lock): Change type to int. (get_cached_stack, allocate_stack, __deallocate_stack, __make_stacks_executable, __find_thread_by_id, __nptl_setxid, __pthread_init_static_tls, __wait_lookup_done): Add LLL_PRIVATE as second argument to lll_lock and lll_unlock macros on stack_cache_lock. * pthread_create.c (__find_in_stack_list): Likewise. (start_thread): Similarly with pd->lock. Use lll_robust_dead macro instead of lll_robust_mutex_dead, pass LLL_SHARED to it as second argument. * descr.h (struct pthread): Change lock and setxid_futex field type to int. * old_pthread_cond_broadcast.c (__pthread_cond_broadcast_2_0): Use LLL_LOCK_INITIALIZER instead of LLL_MUTEX_LOCK_INITIALIZER. * old_pthread_cond_signal.c (__pthread_cond_signal_2_0): Likewise. * old_pthread_cond_timedwait.c (__pthread_cond_timedwait_2_0): Likewise. * old_pthread_cond_wait.c (__pthread_cond_wait_2_0): Likewise. * pthread_cond_init.c (__pthread_cond_init): Likewise. * pthreadP.h (__attr_list_lock): Change type to int. * pthread_attr_init.c (__attr_list_lock): Likewise. * pthread_barrier_destroy.c (pthread_barrier_destroy): Pass ibarrier->private ^ FUTEX_PRIVATE_FLAG as second argument to lll_{,un}lock. * pthread_barrier_wait.c (pthread_barrier_wait): Likewise and also for lll_futex_{wake,wait}. * pthread_barrier_init.c (pthread_barrier_init): Make iattr a pointer to const. * pthread_cond_broadcast.c (__pthread_cond_broadcast): Pass LLL_SHARED as second argument to lll_{,un}lock. * pthread_cond_destroy.c (__pthread_cond_destroy): Likewise. * pthread_cond_signal.c (__pthread_cond_singal): Likewise. * pthread_cond_timedwait.c (__pthread_cond_timedwait): Likewise. * pthread_cond_wait.c (__condvar_cleanup, __pthread_cond_wait): Likewise. * pthread_getattr_np.c (pthread_getattr_np): Add LLL_PRIVATE as second argument to lll_{,un}lock macros on pd->lock. * pthread_getschedparam.c (__pthread_getschedparam): Likewise. * pthread_setschedparam.c (__pthread_setschedparam): Likewise. * pthread_setschedprio.c (pthread_setschedprio): Likewise. * tpp.c (__pthread_tpp_change_priority, __pthread_current_priority): Likewise. * sysdeps/pthread/createthread.c (do_clone, create_thread): Likewise. * pthread_once.c (once_lock): Change type to int. (__pthread_once): Pass LLL_PRIVATE as second argument to lll_{,un}lock macros on once_lock. * pthread_rwlock_rdlock.c (__pthread_rwlock_rdlock): Use lll_{,un}lock macros instead of lll_mutex_{,un}lock, pass rwlock->__data.__shared as second argument to them and similarly for lll_futex_w*. * pthread_rwlock_timedrdlock.c (pthread_rwlock_timedrdlock): Likewise. * pthread_rwlock_timedwrlock.c (pthread_rwlock_timedwrlock): Likewise. * pthread_rwlock_tryrdlock.c (__pthread_rwlock_tryrdlock): Likewise. * pthread_rwlock_trywrlock.c (__pthread_rwlock_trywrlock): Likewise. * pthread_rwlock_unlock.c (__pthread_rwlock_unlock): Likewise. * pthread_rwlock_wrlock.c (__pthread_rwlock_wrlock): Likewise. * sem_close.c (sem_close): Pass LLL_PRIVATE as second argument to lll_{,un}lock macros on __sem_mappings_lock. * sem_open.c (check_add_mapping): Likewise. (__sem_mappings_lock): Change type to int. * semaphoreP.h (__sem_mappings_lock): Likewise. * pthread_mutex_lock.c (LLL_MUTEX_LOCK, LLL_MUTEX_TRYLOCK, LLL_ROBUST_MUTEX_LOCK): Use lll_{,try,robust_}lock macros instead of lll_*mutex_*, pass LLL_SHARED as last argument. (__pthread_mutex_lock): Use lll_unlock instead of lll_mutex_unlock, pass LLL_SHARED as last argument. * sysdeps/unix/sysv/linux/pthread_mutex_cond_lock.c (LLL_MUTEX_LOCK, LLL_MUTEX_TRYLOCK, LLL_ROBUST_MUTEX_LOCK): Use lll_{cond_,cond_try,robust_cond}lock macros instead of lll_*mutex_*, pass LLL_SHARED as last argument. * pthread_mutex_timedlock.c (pthread_mutex_timedlock): Use lll_{timed,try,robust_timed,un}lock instead of lll_*mutex*, pass LLL_SHARED as last argument. * pthread_mutex_trylock.c (__pthread_mutex_trylock): Similarly. * pthread_mutex_unlock.c (__pthread_mutex_unlock_usercnt): Similarly. * sysdeps/pthread/bits/libc-lock.h (__libc_lock_lock, __libc_lock_lock_recursive, __libc_lock_unlock, __libc_lock_unlock_recursive): Pass LLL_PRIVATE as second argument to lll_{,un}lock. * sysdeps/pthread/bits/stdio-lock.h (_IO_lock_lock, _IO_lock_unlock): Likewise. * sysdeps/unix/sysv/linux/fork.c (__libc_fork): Don't use compound literal. * sysdeps/unix/sysv/linux/unregister-atfork.c (__unregister_atfork): Pass LLL_PRIVATE as second argument to lll_{,un}lock macros on __fork_lock. * sysdeps/unix/sysv/linux/register-atfork.c (__register_atfork, free_mem): Likewise. (__fork_lock): Change type to int. * sysdeps/unix/sysv/linux/fork.h (__fork_lock): Likewise. * sysdeps/unix/sysv/linux/sem_post.c (__new_sem_post): Pass isem->private ^ FUTEX_PRIVATE_FLAG as second argument to lll_futex_wake. * sysdeps/unix/sysv/linux/sem_timedwait.c (sem_timedwait): Likewise. * sysdeps/unix/sysv/linux/sem_wait.c (__new_sem_wait): Likewise. * sysdeps/unix/sysv/linux/lowlevellock.c (__lll_lock_wait_private): New function. (__lll_lock_wait, __lll_timedlock_wait): Add private argument and pass it through to lll_futex_*wait, only compile in when IS_IN_libpthread. * sysdeps/unix/sysv/linux/lowlevelrobustlock.c (__lll_robust_lock_wait, __lll_robust_timedlock_wait): Add private argument and pass it through to lll_futex_*wait. * sysdeps/unix/sysv/linux/alpha/lowlevellock.h: Renamed all lll_mutex_* resp. lll_robust_mutex_* macros to lll_* resp. lll_robust_*. Renamed all __lll_mutex_* resp. __lll_robust_mutex_* inline functions to __lll_* resp. __lll_robust_*. (LLL_MUTEX_LOCK_INITIALIZER): Remove. (lll_mutex_dead): Add private argument. (__lll_lock_wait_private): New prototype. (__lll_lock_wait, __lll_robust_lock_wait, __lll_lock_timedwait, __lll_robust_lock_timedwait): Add private argument to prototypes. (__lll_lock): Add private argument, if it is constant LLL_PRIVATE, call __lll_lock_wait_private, otherwise pass private to __lll_lock_wait. (__lll_robust_lock, __lll_cond_lock, __lll_timedlock, __lll_robust_timedlock): Add private argument, pass it to __lll_*wait functions. (__lll_unlock): Add private argument, if it is constant LLL_PRIVATE, call __lll_unlock_wake_private, otherwise pass private to __lll_unlock_wake. (__lll_robust_unlock): Add private argument, pass it to __lll_robust_unlock_wake. (lll_lock, lll_robust_lock, lll_cond_lock, lll_timedlock, lll_robust_timedlock, lll_unlock, lll_robust_unlock): Add private argument, pass it through to __lll_* inline function. (__lll_mutex_unlock_force, lll_mutex_unlock_force): Remove. (lll_lock_t): Remove. (__lll_cond_wait, __lll_cond_timedwait, __lll_cond_wake, __lll_cond_broadcast, lll_cond_wait, lll_cond_timedwait, lll_cond_wake, lll_cond_broadcast): Remove. * sysdeps/unix/sysv/linux/ia64/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/powerpc/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/s390/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/sparc/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/i386/lowlevellock.h: Allow including the header from assembler. Renamed all lll_mutex_* resp. lll_robust_mutex_* macros to lll_* resp. lll_robust_*. (LOCK, FUTEX_CMP_REQUEUE, FUTEX_WAKE_OP, FUTEX_OP_CLEAR_WAKE_IF_GT_ONE): Define. (LLL_MUTEX_LOCK_INITIALIZER, LLL_MUTEX_LOCK_INITIALIZER_LOCKED, LLL_MUTEX_LOCK_INITIALIZER_WAITERS): Remove. (__lll_mutex_lock_wait, __lll_mutex_timedlock_wait, __lll_mutex_unlock_wake, __lll_lock_wait, __lll_unlock_wake): Remove prototype. (__lll_trylock_asm, __lll_lock_asm_start, __lll_unlock_asm): Define. (lll_robust_trylock, lll_cond_trylock): Use LLL_LOCK_INITIALIZER* rather than LLL_MUTEX_LOCK_INITIALIZER* macros. (lll_trylock): Likewise, use __lll_trylock_asm, pass MULTIPLE_THREADS_OFFSET as another asm operand. (lll_lock): Add private argument, use __lll_lock_asm_start, pass MULTIPLE_THREADS_OFFSET as last asm operand, call __lll_lock_wait_private if private is constant LLL_PRIVATE, otherwise pass private as another argument to __lll_lock_wait. (lll_robust_lock, lll_cond_lock, lll_robust_cond_lock, lll_timedlock, lll_robust_timedlock): Add private argument, pass private as another argument to __lll_*lock_wait call. (lll_unlock): Add private argument, use __lll_unlock_asm, pass MULTIPLE_THREADS_OFFSET as another asm operand, call __lll_unlock_wake_private if private is constant LLL_PRIVATE, otherwise pass private as another argument to __lll_unlock_wake. (lll_robust_unlock): Add private argument, pass private as another argument to __lll_unlock_wake. (lll_robust_dead): Add private argument, use __lll_private_flag macro. (lll_islocked): Use LLL_LOCK_INITIALIZER instead of LLL_MUTEX_LOCK_INITIALIZER. (lll_lock_t): Remove. (LLL_LOCK_INITIALIZER_WAITERS): Define. (__lll_cond_wait, __lll_cond_timedwait, __lll_cond_wake, __lll_cond_broadcast, lll_cond_wait, lll_cond_timedwait, lll_cond_wake, lll_cond_broadcast): Remove. * sysdeps/unix/sysv/linux/x86_64/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/i386/i486/libc-lowlevellock.S: Revert 2007-05-2{3,9} changes. * sysdeps/unix/sysv/linux/i386/i486/lowlevellock.S: Include kernel-features.h and lowlevellock.h. (LOAD_PRIVATE_FUTEX_WAIT): Define. (LOAD_FUTEX_WAIT): Rewritten. (LOCK, SYS_gettimeofday, SYS_futex, FUTEX_WAIT, FUTEX_WAKE): Don't define. (__lll_lock_wait_private, __lll_unlock_wake_private): New functions. (__lll_mutex_lock_wait): Rename to ... (__lll_lock_wait): ... this. Take futex addr from %edx instead of %ecx, %ecx is now private argument. Don't compile in for libc.so. (__lll_mutex_timedlock_wait): Rename to ... (__lll_timedlock_wait): ... this. Use __NR_gettimeofday. %esi contains private argument. Don't compile in for libc.so. (__lll_mutex_unlock_wake): Rename to ... (__lll_unlock_wake): ... this. %ecx contains private argument. Don't compile in for libc.so. (__lll_timedwait_tid): Use __NR_gettimeofday. * sysdeps/unix/sysv/linux/i386/i486/lowlevelrobustlock.S: Include kernel-features.h and lowlevellock.h. (LOAD_FUTEX_WAIT): Define. (LOCK, SYS_gettimeofday, SYS_futex, FUTEX_WAIT, FUTEX_WAKE): Don't define. (__lll_robust_mutex_lock_wait): Rename to ... (__lll_robust_lock_wait): ... this. Futex addr is now in %edx argument, %ecx argument contains private. Use LOAD_FUTEX_WAIT macro. (__lll_robust_mutex_timedlock_wait): Rename to ... (__lll_robust_timedlock_wait): ... this. Use __NR_gettimeofday. %esi argument contains private, use LOAD_FUTEX_WAIT macro. * sysdeps/unix/sysv/linux/i386/i486/pthread_barrier_wait.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (pthread_barrier_wait): Rename __lll_mutex_* to __lll_*, pass PRIVATE(%ebx) ^ LLL_SHARED as private argument in %ecx to __lll_lock_wait and __lll_unlock_wake, pass MUTEX(%ebx) address to __lll_lock_wait in %edx. * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_broadcast.S: Include lowlevellock.h and pthread-errnos.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_REQUEUE, FUTEX_CMP_REQUEUE, EINVAL, LOCK): Don't define. (__pthread_cond_broadcast): Rename __lll_mutex_* to __lll_*, pass cond_lock address in %edx rather than %ecx to __lll_lock_wait, pass LLL_SHARED in %ecx to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_signal.S: Include lowlevellock.h and pthread-errnos.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_WAKE_OP, FUTEX_OP_CLEAR_WAKE_IF_GT_ONE, EINVAL, LOCK): Don't define. (__pthread_cond_signal): Rename __lll_mutex_* to __lll_*, pass cond_lock address in %edx rather than %ecx to __lll_lock_wait, pass LLL_SHARED in %ecx to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S: Include lowlevellock.h. (SYS_futex, SYS_gettimeofday, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_cond_timedwait): Rename __lll_mutex_* to __lll_*, pass cond_lock address in %edx rather than %ecx to __lll_lock_wait, pass LLL_SHARED in %ecx to both __lll_lock_wait and __lll_unlock_wake. Use __NR_gettimeofday. * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_cond_wait, __condvar_w_cleanup): Rename __lll_mutex_* to __lll_*, pass cond_lock address in %edx rather than %ecx to __lll_lock_wait, pass LLL_SHARED in %ecx to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_rdlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_rwlock_rdlock): Rename __lll_mutex_* to __lll_*, pass MUTEX(%ebx) address in %edx rather than %ecx to __lll_lock_wait, pass PSHARED(%ebx) in %ecx to both __lll_lock_wait and __lll_unlock_wake. Move return value from %ecx to %edx register. * sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_timedrdlock.S: Include lowlevellock.h. (SYS_futex, SYS_gettimeofday, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_rwlock_wrlock): Rename __lll_mutex_* to __lll_*, pass MUTEX(%ebp) address in %edx rather than %ecx to __lll_lock_wait, pass PSHARED(%ebp) in %ecx to both __lll_lock_wait and __lll_unlock_wake. Move return value from %ecx to %edx register. Use __NR_gettimeofday. * sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_timedwrlock.S: Include lowlevellock.h. (SYS_futex, SYS_gettimeofday, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_rwlock_wrlock): Rename __lll_mutex_* to __lll_*, pass MUTEX(%ebp) address in %edx rather than %ecx to __lll_lock_wait, pass PSHARED(%ebp) in %ecx to both __lll_lock_wait and __lll_unlock_wake. Move return value from %ecx to %edx register. Use __NR_gettimeofday. * sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_unlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_rwlock_unlock): Rename __lll_mutex_* to __lll_*, pass MUTEX(%edi) address in %edx rather than %ecx to __lll_lock_wait, pass PSHARED(%edi) in %ecx to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_wrlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_rwlock_wrlock): Rename __lll_mutex_* to __lll_*, pass MUTEX(%ebx) address in %edx rather than %ecx to __lll_lock_wait, pass PSHARED(%ebx) in %ecx to both __lll_lock_wait and __lll_unlock_wake. Move return value from %ecx to %edx register. * sysdeps/unix/sysv/linux/i386/pthread_once.S: Include lowlevellock.h. (LOCK, SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_PRIVATE_FLAG): Don't define. * sysdeps/unix/sysv/linux/i386/i486/sem_post.S: Include lowlevellock.h. (LOCK, SYS_futex, FUTEX_WAKE): Don't define. * sysdeps/unix/sysv/linux/i386/i486/sem_timedwait.S: Include lowlevellock.h. (LOCK, SYS_futex, SYS_gettimeofday, FUTEX_WAIT): Don't define. (sem_timedwait): Use __NR_gettimeofday. * sysdeps/unix/sysv/linux/i386/i486/sem_trywait.S: Include lowlevellock.h. (LOCK): Don't define. * sysdeps/unix/sysv/linux/i386/i486/sem_wait.S: Include lowlevellock.h. (LOCK, SYS_futex, FUTEX_WAIT): Don't define. * sysdeps/unix/sysv/linux/powerpc/sem_post.c: Wake only when there are waiters. * sysdeps/unix/sysv/linux/x86_64/libc-lowlevellock.S: Revert 2007-05-2{3,9} changes. * sysdeps/unix/sysv/linux/x86_64/lowlevellock.S: Include kernel-features.h and lowlevellock.h. (LOAD_PRIVATE_FUTEX_WAIT): Define. (LOAD_FUTEX_WAIT): Rewritten. (LOCK, SYS_futex, FUTEX_WAIT, FUTEX_WAKE): Don't define. (__lll_lock_wait_private, __lll_unlock_wake_private): New functions. (__lll_mutex_lock_wait): Rename to ... (__lll_lock_wait): ... this. %esi is now private argument. Don't compile in for libc.so. (__lll_mutex_timedlock_wait): Rename to ... (__lll_timedlock_wait): ... this. %esi contains private argument. Don't compile in for libc.so. (__lll_mutex_unlock_wake): Rename to ... (__lll_unlock_wake): ... this. %esi contains private argument. Don't compile in for libc.so. * sysdeps/unix/sysv/linux/x86_64/lowlevelrobustlock.S: Include kernel-features.h and lowlevellock.h. (LOAD_FUTEX_WAIT): Define. (LOCK, SYS_futex, FUTEX_WAIT, FUTEX_WAKE): Don't define. (__lll_robust_mutex_lock_wait): Rename to ... (__lll_robust_lock_wait): ... this. %esi argument contains private. Use LOAD_FUTEX_WAIT macro. (__lll_robust_mutex_timedlock_wait): Rename to ... (__lll_robust_timedlock_wait): ... this. %esi argument contains private, use LOAD_FUTEX_WAIT macro. * sysdeps/unix/sysv/linux/x86_64/pthread_barrier_wait.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (pthread_barrier_wait): Rename __lll_mutex_* to __lll_*, pass PRIVATE(%rdi) ^ LLL_SHARED as private argument in %esi to __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_broadcast.S: Include lowlevellock.h and pthread-errnos.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_REQUEUE, FUTEX_CMP_REQUEUE, EINVAL, LOCK): Don't define. (__pthread_cond_broadcast): Rename __lll_mutex_* to __lll_*, pass LLL_SHARED in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_signal.S: Include lowlevellock.h and pthread-errnos.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_WAKE_OP, FUTEX_OP_CLEAR_WAKE_IF_GT_ONE, EINVAL, LOCK): Don't define. (__pthread_cond_signal): Rename __lll_mutex_* to __lll_*, pass LLL_SHARED in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_cond_timedwait): Rename __lll_mutex_* to __lll_*, pass LLL_SHARED in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_cond_wait, __condvar_cleanup): Rename __lll_mutex_* to __lll_*, pass LLL_SHARED in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_rdlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_PRIVATE_FLAG, LOCK): Don't define. (__pthread_rwlock_rdlock): Rename __lll_mutex_* to __lll_*, pass PSHARED(%rdi) in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_timedrdlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_PRIVATE_FLAG, LOCK): Don't define. (__pthread_rwlock_wrlock): Rename __lll_mutex_* to __lll_*, pass PSHARED(%rdi) in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_timedwrlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_PRIVATE_FLAG, LOCK): Don't define. (__pthread_rwlock_wrlock): Rename __lll_mutex_* to __lll_*, pass PSHARED(%rdi) in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_unlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_PRIVATE_FLAG, LOCK): Don't define. (__pthread_rwlock_unlock): Rename __lll_mutex_* to __lll_*, pass PSHARED(%rdi) in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_wrlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_PRIVATE_FLAG, LOCK): Don't define. (__pthread_rwlock_wrlock): Rename __lll_mutex_* to __lll_*, pass PSHARED(%rdi) in %ecx to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_once.S: Include lowlevellock.h. (LOCK, SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_PRIVATE_FLAG): Don't define. * sysdeps/unix/sysv/linux/x86_64/sem_post.S: Include lowlevellock.h. (LOCK, SYS_futex, FUTEX_WAKE): Don't define. * sysdeps/unix/sysv/linux/x86_64/sem_timedwait.S: Include lowlevellock.h. (LOCK, SYS_futex, FUTEX_WAIT): Don't define. * sysdeps/unix/sysv/linux/x86_64/sem_trywait.S: Include lowlevellock.h. (LOCK): Don't define. * sysdeps/unix/sysv/linux/x86_64/sem_wait.S: Include lowlevellock.h. (LOCK, SYS_futex, FUTEX_WAIT): Don't define. * sysdeps/unix/sysv/linux/sparc/internaltypes.h: New file. * sysdeps/unix/sysv/linux/sparc/pthread_barrier_destroy.c: New file. * sysdeps/unix/sysv/linux/sparc/pthread_barrier_init.c: New file. * sysdeps/unix/sysv/linux/sparc/pthread_barrier_wait.c: New file. * sysdeps/unix/sysv/linux/sparc/sparc32/lowlevellock.c (__lll_lock_wait_private): New function. (__lll_lock_wait, __lll_timedlock_wait): Add private argument, pass it to lll_futex_*wait. Don't compile in for libc.so. * sysdeps/unix/sysv/linux/sparc/sparc32/pthread_barrier_init.c: Remove. * sysdeps/unix/sysv/linux/sparc/sparc32/pthread_barrier_wait.c (struct sparc_pthread_barrier): Remove. (pthread_barrier_wait): Use union sparc_pthread_barrier instead of struct sparc_pthread_barrier. Pass ibarrier->s.pshared ? LLL_SHARED : LLL_PRIVATE to lll_{,un}lock and lll_futex_wait macros. * sysdeps/unix/sysv/linux/sparc/sparc32/sparcv9/pthread_barrier_init.c: Remove. * sysdeps/unix/sysv/linux/sparc/sparc32/sparcv9/pthread_barrier_wait.c: Include sparc pthread_barrier_wait.c instead of generic one.
2007-08-01 06:47:26 +02:00
while (lll_trylock (mutex->__data.__lock) != 0);
Update. * sysdeps/unix/sysv/linux/smp.h: New file. * sysdeps/unix/sysv/linux/sh/smp.h: New file. * init.c: Define __is_smp. (__pthread_initialize_minimal_internal): Call is_smp_system to initialize __is_smp. * pthreadP.h: Declare __is_smp. Define MAX_ADAPTIVE_COUNT is necessary. * pthread_mutex_init.c: Add comment regarding __spins field. * pthread_mutex_lock.c: Implement adaptive mutex type. * pthread_mutex_timedlock.c: Likewise. * sysdeps/unix/sysv/linux/pthread_mutex_cond_lock.c: Likewise. * sysdeps/unix/sysv/linux/alpha/bits/pthreadtypes.h (pthread_mutex_t): Add __spins field. * sysdeps/unix/sysv/linux/i386/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/ia64/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/powerpc/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/sh/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/s390/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/sparc/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/x86_64/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/alpha/bits/pthreadtypes.h: Define lll_mutex_cond_trylock. * sysdeps/unix/sysv/linux/powerpc/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/sh/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/s390/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/sparc/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/i386/bits/pthreadtypes.h: Likewise. Define BUSY_WAIT_NOP. * sysdeps/unix/sysv/linux/ia64/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/x86_64/bits/pthreadtypes.h: Likewise. * tst-mutex5.c: Add support for testing adaptive mutexes. * tst-mutex7.c: Likewise. * tst-mutex5a.c: New file. * tst-mutex7a.c: New file. * Makefile (tests): Add tst-mutex5a and tst-mutex7a.
2004-03-24 07:36:06 +01:00
mutex->__data.__spins += (cnt - mutex->__data.__spins) / 8;
}
break;
case PTHREAD_MUTEX_ROBUST_RECURSIVE_NP:
case PTHREAD_MUTEX_ROBUST_ERRORCHECK_NP:
case PTHREAD_MUTEX_ROBUST_NORMAL_NP:
case PTHREAD_MUTEX_ROBUST_ADAPTIVE_NP:
THREAD_SETMEM (THREAD_SELF, robust_head.list_op_pending,
&mutex->__data.__list.__next);
oldval = mutex->__data.__lock;
do
{
again:
if ((oldval & FUTEX_OWNER_DIED) != 0)
{
/* The previous owner died. Try locking the mutex. */
int newval = id | (oldval & FUTEX_WAITERS);
newval
= atomic_compare_and_exchange_val_acq (&mutex->__data.__lock,
newval, oldval);
if (newval != oldval)
{
oldval = newval;
goto again;
}
/* We got the mutex. */
mutex->__data.__count = 1;
/* But it is inconsistent unless marked otherwise. */
mutex->__data.__owner = PTHREAD_MUTEX_INCONSISTENT;
ENQUEUE_MUTEX (mutex);
THREAD_SETMEM (THREAD_SELF, robust_head.list_op_pending, NULL);
2006-07-28 Ulrich Drepper <drepper@redhat.com> Jakub Jelinek <jakub@redhat.com> * descr.h: Change ENQUEUE_MUTEX and DEQUEUE_MUTEX for bit 0 notification of PI mutex. Add ENQUEUE_MUTEX_PI. * pthreadP.h: Define PTHREAD_MUTEX_PI_* macros for PI mutex types. * pthread_mutex_setprioceilining.c: Adjust for mutex type name change. * pthread_mutex_init.c: Add support for priority inheritance mutex. * pthread_mutex_lock.c: Likewise. * pthread_mutex_timedlock.c: Likewise. * pthread_mutex_trylock.c: Likewise. * pthread_mutex_unlock.c: Likewise. * sysdeps/pthread/pthread_cond_broadcast.c: For PI mutexes wake all mutexes. * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_broadcast.c: Likewise. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_broadcast.c: Likewise. * sysdeps/unix/sysv/linux/pthread-pi-defines.sym: New file. * sysdeps/unix/sysv/linux/Makefile (gen-as-const-header): Add pthread-pi-defines.sym. * sysdeps/unix/sysv/linux/i386/lowlevellock.h: Define FUTEX_LOCK_PI, FUTEX_UNLOCK_PI, and FUTEX_TRYLOCK_PI. * sysdeps/unix/sysv/linux/x86_64/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/bits/posix_opt.h: Define _POSIX_THREAD_PRIO_INHERIT to 200112L. * tst-mutex1.c: Adjust to allow use in PI mutex test. * tst-mutex2.c: Likewise. * tst-mutex3.c: Likewise. * tst-mutex4.c: Likewise. * tst-mutex5.c: Likewise. * tst-mutex6.c: Likewise. * tst-mutex7.c: Likewise. * tst-mutex7a.c: Likewise. * tst-mutex8.c: Likewise. * tst-mutex9.c: Likewise. * tst-robust1.c: Likewise. * tst-robust7.c: Likewise. * tst-robust8.c: Likewise. * tst-mutexpi1.c: New file. * tst-mutexpi2.c: New file. * tst-mutexpi3.c: New file. * tst-mutexpi4.c: New file. * tst-mutexpi5.c: New file. * tst-mutexpi6.c: New file. * tst-mutexpi7.c: New file. * tst-mutexpi7a.c: New file. * tst-mutexpi8.c: New file. * tst-mutexpi9.c: New file. * tst-robust1.c: New file. * tst-robust2.c: New file. * tst-robust3.c: New file. * tst-robust4.c: New file. * tst-robust5.c: New file. * tst-robust6.c: New file. * tst-robust7.c: New file. * tst-robust8.c: New file. * Makefile (tests): Add the new tests. * pthread_create.c (start_thread): Add some casts to avoid warnings. * pthread_mutex_destroy.c: Remove unneeded label.
2006-07-29 06:42:09 +02:00
/* Note that we deliberately exit here. If we fall
through to the end of the function __nusers would be
incremented which is not correct because the old
owner has to be discounted. */
return EOWNERDEAD;
}
/* Check whether we already hold the mutex. */
if (__builtin_expect ((oldval & FUTEX_TID_MASK) == id, 0))
{
* pthreadP.h (PTHREAD_ROBUST_MUTEX_PSHARED): Define. * pthread_mutex_lock.c: Use it instead of PTHREAD_MUTEX_PSHARED when dealing with robust mutexes. * pthread_mutex_timedlock.c: Likewise. * pthread_mutex_trylock.c: Likewise. * pthread_mutex_unlock.c: Likewise. * sysdeps/unix/sysv/linux/pthread_mutex_cond_lock.c: Likewise. 2007-08-06 Jakub Jelinek <jakub@redhat.com> * pthreadP.h (PTHREAD_MUTEX_PSHARED_BIT): Define. (PTHREAD_MUTEX_TYPE): Mask __kind with 127. (PTHREAD_MUTEX_PSHARED): Define. * pthread_mutex_init.c (__pthread_mutex_init): Set PTHREAD_MUTEX_PSHARED_BIT for pshared or robust mutexes. * pthread_mutex_lock.c (LLL_MUTEX_LOCK): Take mutex as argument instead of its __data.__lock field, pass PTHREAD_MUTEX_PSHARED as second argument to lll_lock. (LLL_MUTEX_TRYLOCK): Take mutex as argument instead of its __data.__lock field. (LLL_ROBUST_MUTEX_LOCK): Take mutex as argument instead of its __data.__lock field, pass PTHREAD_MUTEX_PSHARED as second argument to lll_robust_lock. (__pthread_mutex_lock): Update LLL_MUTEX_LOCK, LLL_MUTEX_TRYLOCK, LLL_ROBUST_MUTEX_LOCK users, use PTHREAD_MUTEX_TYPE (mutex) instead of mutex->__data.__kind directly, pass PTHREAD_MUTEX_PSHARED (mutex) to lll_unlock and lll_futex_wait. * pthread_mutex_trylock.c (__pthread_mutex_trylock): Use PTHREAD_MUTEX_TYPE (mutex) instead of mutex->__data.__kind directly, pass PTHREAD_MUTEX_PSHARED (mutex) to lll_unlock. (pthread_mutex_timedlock): Pass PTHREAD_MUTEX_PSHARED (mutex) to lll_timedlock, lll_robust_timedlock, lll_unlock and lll_futex_timed_wait. Use PTHREAD_MUTEX_TYPE (mutex) instead of mutex->__data.__kind directly. * pthread_mutex_timedlock.c (pthread_mutex_timedlock): Pass PTHREAD_MUTEX_PSHARED (mutex) to lll_timedlock, lll_robust_timedlock, lll_unlock and lll_futex_timed_wait. Use PTHREAD_MUTEX_TYPE (mutex) instead of mutex->__data.__kind directly. * pthread_mutex_unlock.c (__pthread_mutex_unlock_usercnt): Pass PTHREAD_MUTEX_PSHARED (mutex) to lll_unlock, lll_robust_unlock and lll_futex_wake. * pthread_mutex_setprioceiling.c (pthread_mutex_setprioceiling): Pass PTHREAD_MUTEX_PSHARED (mutex) to lll_futex_wait and lll_futex_wake. Use PTHREAD_MUTEX_TYPE (mutex) instead of mutex->__data.__kind directly. * sysdeps/unix/sysv/linux/pthread_mutex_cond_lock.c (LLL_MUTEX_LOCK): Take mutex as argument instead of its __data.__lock field, pass PTHREAD_MUTEX_PSHARED as second argument to lll_cond_lock. (LLL_MUTEX_TRYLOCK): Take mutex as argument instead of its __data.__lock field. (LLL_ROBUST_MUTEX_LOCK): Take mutex as argument instead of its __data.__lock field, pass PTHREAD_MUTEX_PSHARED as second argument to lll_robust_cond_lock. * pthread_cond_broadcast.c (__pthread_cond_broadcast): Add pshared variable, pass it to lll_lock, lll_unlock, lll_futex_requeue and lll_futex_wake. Don't use lll_futex_requeue if dependent mutex has PTHREAD_MUTEX_PSHARED_BIT bit set in its __data.__kind. * pthread_cond_destroy.c (__pthread_cond_destroy): Add pshared variable, pass it to lll_lock, lll_unlock, lll_futex_wake and lll_futex_wait. * pthread_cond_signal.c (__pthread_cond_signal): Add pshared variable, pass it to lll_lock, lll_unlock, lll_futex_wake_unlock and lll_futex_wake. * pthread_cond_timedwait.c (__pthread_cond_wait): Add pshared variable, pass it to lll_lock, lll_unlock, lll_futex_timedwait and lll_futex_wake. * pthread_cond_wait.c (__condvar_cleanup, __pthread_cond_wait): Add pshared variable, pass it to lll_lock, lll_unlock, lll_futex_wait and lll_futex_wake. * sysdeps/unix/sysv/linux/alpha/lowlevellock.h (lll_futex_requeue, lll_futex_wake_unlock): Add private argument, use __lll_private_flag macro. * sysdeps/unix/sysv/linux/ia64/lowlevellock.h (lll_futex_requeue, lll_futex_wake_unlock): Likewise. * sysdeps/unix/sysv/linux/powerpc/lowlevellock.h (lll_futex_requeue): Likewise. * sysdeps/unix/sysv/linux/sparc/lowlevellock.h (lll_futex_requeue, lll_futex_wake_unlock): Likewise. * sysdeps/unix/sysv/linux/x86_64/lowlevellock.h (lll_futex_requeue): Likewise. * sysdeps/unix/sysv/linux/s390/lowlevellock.h (lll_futex_requeue, lll_futex_wake_unlock): Likewise. (lll_futex_wake): Fix a typo. * sysdeps/unix/sysv/linux/pthread-pi-defines.sym (PS_BIT): Add. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_broadcast.S (__pthread_cond_broadcast): Pass LLL_PRIVATE to lll_* and or FUTEX_PRIVATE_FLAG into SYS_futex op if cv is process private. Don't use FUTEX_CMP_REQUEUE if dep_mutex is not process private. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_signal.S (__pthread_cond_signal): Pass LLL_PRIVATE to lll_* and or FUTEX_PRIVATE_FLAG into SYS_futex op if cv is process private. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S (__pthread_cond_timedwait): Likewise. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S: (__condvar_cleanup, __pthread_cond_wait): Likewise.
2007-08-11 20:50:51 +02:00
int kind = PTHREAD_MUTEX_TYPE (mutex);
if (kind == PTHREAD_MUTEX_ROBUST_ERRORCHECK_NP)
{
THREAD_SETMEM (THREAD_SELF, robust_head.list_op_pending,
NULL);
return EDEADLK;
}
* pthreadP.h (PTHREAD_ROBUST_MUTEX_PSHARED): Define. * pthread_mutex_lock.c: Use it instead of PTHREAD_MUTEX_PSHARED when dealing with robust mutexes. * pthread_mutex_timedlock.c: Likewise. * pthread_mutex_trylock.c: Likewise. * pthread_mutex_unlock.c: Likewise. * sysdeps/unix/sysv/linux/pthread_mutex_cond_lock.c: Likewise. 2007-08-06 Jakub Jelinek <jakub@redhat.com> * pthreadP.h (PTHREAD_MUTEX_PSHARED_BIT): Define. (PTHREAD_MUTEX_TYPE): Mask __kind with 127. (PTHREAD_MUTEX_PSHARED): Define. * pthread_mutex_init.c (__pthread_mutex_init): Set PTHREAD_MUTEX_PSHARED_BIT for pshared or robust mutexes. * pthread_mutex_lock.c (LLL_MUTEX_LOCK): Take mutex as argument instead of its __data.__lock field, pass PTHREAD_MUTEX_PSHARED as second argument to lll_lock. (LLL_MUTEX_TRYLOCK): Take mutex as argument instead of its __data.__lock field. (LLL_ROBUST_MUTEX_LOCK): Take mutex as argument instead of its __data.__lock field, pass PTHREAD_MUTEX_PSHARED as second argument to lll_robust_lock. (__pthread_mutex_lock): Update LLL_MUTEX_LOCK, LLL_MUTEX_TRYLOCK, LLL_ROBUST_MUTEX_LOCK users, use PTHREAD_MUTEX_TYPE (mutex) instead of mutex->__data.__kind directly, pass PTHREAD_MUTEX_PSHARED (mutex) to lll_unlock and lll_futex_wait. * pthread_mutex_trylock.c (__pthread_mutex_trylock): Use PTHREAD_MUTEX_TYPE (mutex) instead of mutex->__data.__kind directly, pass PTHREAD_MUTEX_PSHARED (mutex) to lll_unlock. (pthread_mutex_timedlock): Pass PTHREAD_MUTEX_PSHARED (mutex) to lll_timedlock, lll_robust_timedlock, lll_unlock and lll_futex_timed_wait. Use PTHREAD_MUTEX_TYPE (mutex) instead of mutex->__data.__kind directly. * pthread_mutex_timedlock.c (pthread_mutex_timedlock): Pass PTHREAD_MUTEX_PSHARED (mutex) to lll_timedlock, lll_robust_timedlock, lll_unlock and lll_futex_timed_wait. Use PTHREAD_MUTEX_TYPE (mutex) instead of mutex->__data.__kind directly. * pthread_mutex_unlock.c (__pthread_mutex_unlock_usercnt): Pass PTHREAD_MUTEX_PSHARED (mutex) to lll_unlock, lll_robust_unlock and lll_futex_wake. * pthread_mutex_setprioceiling.c (pthread_mutex_setprioceiling): Pass PTHREAD_MUTEX_PSHARED (mutex) to lll_futex_wait and lll_futex_wake. Use PTHREAD_MUTEX_TYPE (mutex) instead of mutex->__data.__kind directly. * sysdeps/unix/sysv/linux/pthread_mutex_cond_lock.c (LLL_MUTEX_LOCK): Take mutex as argument instead of its __data.__lock field, pass PTHREAD_MUTEX_PSHARED as second argument to lll_cond_lock. (LLL_MUTEX_TRYLOCK): Take mutex as argument instead of its __data.__lock field. (LLL_ROBUST_MUTEX_LOCK): Take mutex as argument instead of its __data.__lock field, pass PTHREAD_MUTEX_PSHARED as second argument to lll_robust_cond_lock. * pthread_cond_broadcast.c (__pthread_cond_broadcast): Add pshared variable, pass it to lll_lock, lll_unlock, lll_futex_requeue and lll_futex_wake. Don't use lll_futex_requeue if dependent mutex has PTHREAD_MUTEX_PSHARED_BIT bit set in its __data.__kind. * pthread_cond_destroy.c (__pthread_cond_destroy): Add pshared variable, pass it to lll_lock, lll_unlock, lll_futex_wake and lll_futex_wait. * pthread_cond_signal.c (__pthread_cond_signal): Add pshared variable, pass it to lll_lock, lll_unlock, lll_futex_wake_unlock and lll_futex_wake. * pthread_cond_timedwait.c (__pthread_cond_wait): Add pshared variable, pass it to lll_lock, lll_unlock, lll_futex_timedwait and lll_futex_wake. * pthread_cond_wait.c (__condvar_cleanup, __pthread_cond_wait): Add pshared variable, pass it to lll_lock, lll_unlock, lll_futex_wait and lll_futex_wake. * sysdeps/unix/sysv/linux/alpha/lowlevellock.h (lll_futex_requeue, lll_futex_wake_unlock): Add private argument, use __lll_private_flag macro. * sysdeps/unix/sysv/linux/ia64/lowlevellock.h (lll_futex_requeue, lll_futex_wake_unlock): Likewise. * sysdeps/unix/sysv/linux/powerpc/lowlevellock.h (lll_futex_requeue): Likewise. * sysdeps/unix/sysv/linux/sparc/lowlevellock.h (lll_futex_requeue, lll_futex_wake_unlock): Likewise. * sysdeps/unix/sysv/linux/x86_64/lowlevellock.h (lll_futex_requeue): Likewise. * sysdeps/unix/sysv/linux/s390/lowlevellock.h (lll_futex_requeue, lll_futex_wake_unlock): Likewise. (lll_futex_wake): Fix a typo. * sysdeps/unix/sysv/linux/pthread-pi-defines.sym (PS_BIT): Add. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_broadcast.S (__pthread_cond_broadcast): Pass LLL_PRIVATE to lll_* and or FUTEX_PRIVATE_FLAG into SYS_futex op if cv is process private. Don't use FUTEX_CMP_REQUEUE if dep_mutex is not process private. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_signal.S (__pthread_cond_signal): Pass LLL_PRIVATE to lll_* and or FUTEX_PRIVATE_FLAG into SYS_futex op if cv is process private. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S (__pthread_cond_timedwait): Likewise. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S: (__condvar_cleanup, __pthread_cond_wait): Likewise.
2007-08-11 20:50:51 +02:00
if (kind == PTHREAD_MUTEX_ROBUST_RECURSIVE_NP)
{
THREAD_SETMEM (THREAD_SELF, robust_head.list_op_pending,
NULL);
/* Just bump the counter. */
if (__builtin_expect (mutex->__data.__count + 1 == 0, 0))
/* Overflow of the counter. */
return EAGAIN;
++mutex->__data.__count;
return 0;
}
}
* sysdeps/unix/sysv/linux/powerpc/sem_post.c (__new_sem_post): Use __asm __volatile (__lll_acq_instr ::: "memory") instead of atomic_full_barrier. 2007-07-31 Jakub Jelinek <jakub@redhat.com> * allocatestack.c (stack_cache_lock): Change type to int. (get_cached_stack, allocate_stack, __deallocate_stack, __make_stacks_executable, __find_thread_by_id, __nptl_setxid, __pthread_init_static_tls, __wait_lookup_done): Add LLL_PRIVATE as second argument to lll_lock and lll_unlock macros on stack_cache_lock. * pthread_create.c (__find_in_stack_list): Likewise. (start_thread): Similarly with pd->lock. Use lll_robust_dead macro instead of lll_robust_mutex_dead, pass LLL_SHARED to it as second argument. * descr.h (struct pthread): Change lock and setxid_futex field type to int. * old_pthread_cond_broadcast.c (__pthread_cond_broadcast_2_0): Use LLL_LOCK_INITIALIZER instead of LLL_MUTEX_LOCK_INITIALIZER. * old_pthread_cond_signal.c (__pthread_cond_signal_2_0): Likewise. * old_pthread_cond_timedwait.c (__pthread_cond_timedwait_2_0): Likewise. * old_pthread_cond_wait.c (__pthread_cond_wait_2_0): Likewise. * pthread_cond_init.c (__pthread_cond_init): Likewise. * pthreadP.h (__attr_list_lock): Change type to int. * pthread_attr_init.c (__attr_list_lock): Likewise. * pthread_barrier_destroy.c (pthread_barrier_destroy): Pass ibarrier->private ^ FUTEX_PRIVATE_FLAG as second argument to lll_{,un}lock. * pthread_barrier_wait.c (pthread_barrier_wait): Likewise and also for lll_futex_{wake,wait}. * pthread_barrier_init.c (pthread_barrier_init): Make iattr a pointer to const. * pthread_cond_broadcast.c (__pthread_cond_broadcast): Pass LLL_SHARED as second argument to lll_{,un}lock. * pthread_cond_destroy.c (__pthread_cond_destroy): Likewise. * pthread_cond_signal.c (__pthread_cond_singal): Likewise. * pthread_cond_timedwait.c (__pthread_cond_timedwait): Likewise. * pthread_cond_wait.c (__condvar_cleanup, __pthread_cond_wait): Likewise. * pthread_getattr_np.c (pthread_getattr_np): Add LLL_PRIVATE as second argument to lll_{,un}lock macros on pd->lock. * pthread_getschedparam.c (__pthread_getschedparam): Likewise. * pthread_setschedparam.c (__pthread_setschedparam): Likewise. * pthread_setschedprio.c (pthread_setschedprio): Likewise. * tpp.c (__pthread_tpp_change_priority, __pthread_current_priority): Likewise. * sysdeps/pthread/createthread.c (do_clone, create_thread): Likewise. * pthread_once.c (once_lock): Change type to int. (__pthread_once): Pass LLL_PRIVATE as second argument to lll_{,un}lock macros on once_lock. * pthread_rwlock_rdlock.c (__pthread_rwlock_rdlock): Use lll_{,un}lock macros instead of lll_mutex_{,un}lock, pass rwlock->__data.__shared as second argument to them and similarly for lll_futex_w*. * pthread_rwlock_timedrdlock.c (pthread_rwlock_timedrdlock): Likewise. * pthread_rwlock_timedwrlock.c (pthread_rwlock_timedwrlock): Likewise. * pthread_rwlock_tryrdlock.c (__pthread_rwlock_tryrdlock): Likewise. * pthread_rwlock_trywrlock.c (__pthread_rwlock_trywrlock): Likewise. * pthread_rwlock_unlock.c (__pthread_rwlock_unlock): Likewise. * pthread_rwlock_wrlock.c (__pthread_rwlock_wrlock): Likewise. * sem_close.c (sem_close): Pass LLL_PRIVATE as second argument to lll_{,un}lock macros on __sem_mappings_lock. * sem_open.c (check_add_mapping): Likewise. (__sem_mappings_lock): Change type to int. * semaphoreP.h (__sem_mappings_lock): Likewise. * pthread_mutex_lock.c (LLL_MUTEX_LOCK, LLL_MUTEX_TRYLOCK, LLL_ROBUST_MUTEX_LOCK): Use lll_{,try,robust_}lock macros instead of lll_*mutex_*, pass LLL_SHARED as last argument. (__pthread_mutex_lock): Use lll_unlock instead of lll_mutex_unlock, pass LLL_SHARED as last argument. * sysdeps/unix/sysv/linux/pthread_mutex_cond_lock.c (LLL_MUTEX_LOCK, LLL_MUTEX_TRYLOCK, LLL_ROBUST_MUTEX_LOCK): Use lll_{cond_,cond_try,robust_cond}lock macros instead of lll_*mutex_*, pass LLL_SHARED as last argument. * pthread_mutex_timedlock.c (pthread_mutex_timedlock): Use lll_{timed,try,robust_timed,un}lock instead of lll_*mutex*, pass LLL_SHARED as last argument. * pthread_mutex_trylock.c (__pthread_mutex_trylock): Similarly. * pthread_mutex_unlock.c (__pthread_mutex_unlock_usercnt): Similarly. * sysdeps/pthread/bits/libc-lock.h (__libc_lock_lock, __libc_lock_lock_recursive, __libc_lock_unlock, __libc_lock_unlock_recursive): Pass LLL_PRIVATE as second argument to lll_{,un}lock. * sysdeps/pthread/bits/stdio-lock.h (_IO_lock_lock, _IO_lock_unlock): Likewise. * sysdeps/unix/sysv/linux/fork.c (__libc_fork): Don't use compound literal. * sysdeps/unix/sysv/linux/unregister-atfork.c (__unregister_atfork): Pass LLL_PRIVATE as second argument to lll_{,un}lock macros on __fork_lock. * sysdeps/unix/sysv/linux/register-atfork.c (__register_atfork, free_mem): Likewise. (__fork_lock): Change type to int. * sysdeps/unix/sysv/linux/fork.h (__fork_lock): Likewise. * sysdeps/unix/sysv/linux/sem_post.c (__new_sem_post): Pass isem->private ^ FUTEX_PRIVATE_FLAG as second argument to lll_futex_wake. * sysdeps/unix/sysv/linux/sem_timedwait.c (sem_timedwait): Likewise. * sysdeps/unix/sysv/linux/sem_wait.c (__new_sem_wait): Likewise. * sysdeps/unix/sysv/linux/lowlevellock.c (__lll_lock_wait_private): New function. (__lll_lock_wait, __lll_timedlock_wait): Add private argument and pass it through to lll_futex_*wait, only compile in when IS_IN_libpthread. * sysdeps/unix/sysv/linux/lowlevelrobustlock.c (__lll_robust_lock_wait, __lll_robust_timedlock_wait): Add private argument and pass it through to lll_futex_*wait. * sysdeps/unix/sysv/linux/alpha/lowlevellock.h: Renamed all lll_mutex_* resp. lll_robust_mutex_* macros to lll_* resp. lll_robust_*. Renamed all __lll_mutex_* resp. __lll_robust_mutex_* inline functions to __lll_* resp. __lll_robust_*. (LLL_MUTEX_LOCK_INITIALIZER): Remove. (lll_mutex_dead): Add private argument. (__lll_lock_wait_private): New prototype. (__lll_lock_wait, __lll_robust_lock_wait, __lll_lock_timedwait, __lll_robust_lock_timedwait): Add private argument to prototypes. (__lll_lock): Add private argument, if it is constant LLL_PRIVATE, call __lll_lock_wait_private, otherwise pass private to __lll_lock_wait. (__lll_robust_lock, __lll_cond_lock, __lll_timedlock, __lll_robust_timedlock): Add private argument, pass it to __lll_*wait functions. (__lll_unlock): Add private argument, if it is constant LLL_PRIVATE, call __lll_unlock_wake_private, otherwise pass private to __lll_unlock_wake. (__lll_robust_unlock): Add private argument, pass it to __lll_robust_unlock_wake. (lll_lock, lll_robust_lock, lll_cond_lock, lll_timedlock, lll_robust_timedlock, lll_unlock, lll_robust_unlock): Add private argument, pass it through to __lll_* inline function. (__lll_mutex_unlock_force, lll_mutex_unlock_force): Remove. (lll_lock_t): Remove. (__lll_cond_wait, __lll_cond_timedwait, __lll_cond_wake, __lll_cond_broadcast, lll_cond_wait, lll_cond_timedwait, lll_cond_wake, lll_cond_broadcast): Remove. * sysdeps/unix/sysv/linux/ia64/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/powerpc/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/s390/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/sparc/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/i386/lowlevellock.h: Allow including the header from assembler. Renamed all lll_mutex_* resp. lll_robust_mutex_* macros to lll_* resp. lll_robust_*. (LOCK, FUTEX_CMP_REQUEUE, FUTEX_WAKE_OP, FUTEX_OP_CLEAR_WAKE_IF_GT_ONE): Define. (LLL_MUTEX_LOCK_INITIALIZER, LLL_MUTEX_LOCK_INITIALIZER_LOCKED, LLL_MUTEX_LOCK_INITIALIZER_WAITERS): Remove. (__lll_mutex_lock_wait, __lll_mutex_timedlock_wait, __lll_mutex_unlock_wake, __lll_lock_wait, __lll_unlock_wake): Remove prototype. (__lll_trylock_asm, __lll_lock_asm_start, __lll_unlock_asm): Define. (lll_robust_trylock, lll_cond_trylock): Use LLL_LOCK_INITIALIZER* rather than LLL_MUTEX_LOCK_INITIALIZER* macros. (lll_trylock): Likewise, use __lll_trylock_asm, pass MULTIPLE_THREADS_OFFSET as another asm operand. (lll_lock): Add private argument, use __lll_lock_asm_start, pass MULTIPLE_THREADS_OFFSET as last asm operand, call __lll_lock_wait_private if private is constant LLL_PRIVATE, otherwise pass private as another argument to __lll_lock_wait. (lll_robust_lock, lll_cond_lock, lll_robust_cond_lock, lll_timedlock, lll_robust_timedlock): Add private argument, pass private as another argument to __lll_*lock_wait call. (lll_unlock): Add private argument, use __lll_unlock_asm, pass MULTIPLE_THREADS_OFFSET as another asm operand, call __lll_unlock_wake_private if private is constant LLL_PRIVATE, otherwise pass private as another argument to __lll_unlock_wake. (lll_robust_unlock): Add private argument, pass private as another argument to __lll_unlock_wake. (lll_robust_dead): Add private argument, use __lll_private_flag macro. (lll_islocked): Use LLL_LOCK_INITIALIZER instead of LLL_MUTEX_LOCK_INITIALIZER. (lll_lock_t): Remove. (LLL_LOCK_INITIALIZER_WAITERS): Define. (__lll_cond_wait, __lll_cond_timedwait, __lll_cond_wake, __lll_cond_broadcast, lll_cond_wait, lll_cond_timedwait, lll_cond_wake, lll_cond_broadcast): Remove. * sysdeps/unix/sysv/linux/x86_64/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/i386/i486/libc-lowlevellock.S: Revert 2007-05-2{3,9} changes. * sysdeps/unix/sysv/linux/i386/i486/lowlevellock.S: Include kernel-features.h and lowlevellock.h. (LOAD_PRIVATE_FUTEX_WAIT): Define. (LOAD_FUTEX_WAIT): Rewritten. (LOCK, SYS_gettimeofday, SYS_futex, FUTEX_WAIT, FUTEX_WAKE): Don't define. (__lll_lock_wait_private, __lll_unlock_wake_private): New functions. (__lll_mutex_lock_wait): Rename to ... (__lll_lock_wait): ... this. Take futex addr from %edx instead of %ecx, %ecx is now private argument. Don't compile in for libc.so. (__lll_mutex_timedlock_wait): Rename to ... (__lll_timedlock_wait): ... this. Use __NR_gettimeofday. %esi contains private argument. Don't compile in for libc.so. (__lll_mutex_unlock_wake): Rename to ... (__lll_unlock_wake): ... this. %ecx contains private argument. Don't compile in for libc.so. (__lll_timedwait_tid): Use __NR_gettimeofday. * sysdeps/unix/sysv/linux/i386/i486/lowlevelrobustlock.S: Include kernel-features.h and lowlevellock.h. (LOAD_FUTEX_WAIT): Define. (LOCK, SYS_gettimeofday, SYS_futex, FUTEX_WAIT, FUTEX_WAKE): Don't define. (__lll_robust_mutex_lock_wait): Rename to ... (__lll_robust_lock_wait): ... this. Futex addr is now in %edx argument, %ecx argument contains private. Use LOAD_FUTEX_WAIT macro. (__lll_robust_mutex_timedlock_wait): Rename to ... (__lll_robust_timedlock_wait): ... this. Use __NR_gettimeofday. %esi argument contains private, use LOAD_FUTEX_WAIT macro. * sysdeps/unix/sysv/linux/i386/i486/pthread_barrier_wait.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (pthread_barrier_wait): Rename __lll_mutex_* to __lll_*, pass PRIVATE(%ebx) ^ LLL_SHARED as private argument in %ecx to __lll_lock_wait and __lll_unlock_wake, pass MUTEX(%ebx) address to __lll_lock_wait in %edx. * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_broadcast.S: Include lowlevellock.h and pthread-errnos.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_REQUEUE, FUTEX_CMP_REQUEUE, EINVAL, LOCK): Don't define. (__pthread_cond_broadcast): Rename __lll_mutex_* to __lll_*, pass cond_lock address in %edx rather than %ecx to __lll_lock_wait, pass LLL_SHARED in %ecx to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_signal.S: Include lowlevellock.h and pthread-errnos.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_WAKE_OP, FUTEX_OP_CLEAR_WAKE_IF_GT_ONE, EINVAL, LOCK): Don't define. (__pthread_cond_signal): Rename __lll_mutex_* to __lll_*, pass cond_lock address in %edx rather than %ecx to __lll_lock_wait, pass LLL_SHARED in %ecx to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S: Include lowlevellock.h. (SYS_futex, SYS_gettimeofday, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_cond_timedwait): Rename __lll_mutex_* to __lll_*, pass cond_lock address in %edx rather than %ecx to __lll_lock_wait, pass LLL_SHARED in %ecx to both __lll_lock_wait and __lll_unlock_wake. Use __NR_gettimeofday. * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_cond_wait, __condvar_w_cleanup): Rename __lll_mutex_* to __lll_*, pass cond_lock address in %edx rather than %ecx to __lll_lock_wait, pass LLL_SHARED in %ecx to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_rdlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_rwlock_rdlock): Rename __lll_mutex_* to __lll_*, pass MUTEX(%ebx) address in %edx rather than %ecx to __lll_lock_wait, pass PSHARED(%ebx) in %ecx to both __lll_lock_wait and __lll_unlock_wake. Move return value from %ecx to %edx register. * sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_timedrdlock.S: Include lowlevellock.h. (SYS_futex, SYS_gettimeofday, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_rwlock_wrlock): Rename __lll_mutex_* to __lll_*, pass MUTEX(%ebp) address in %edx rather than %ecx to __lll_lock_wait, pass PSHARED(%ebp) in %ecx to both __lll_lock_wait and __lll_unlock_wake. Move return value from %ecx to %edx register. Use __NR_gettimeofday. * sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_timedwrlock.S: Include lowlevellock.h. (SYS_futex, SYS_gettimeofday, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_rwlock_wrlock): Rename __lll_mutex_* to __lll_*, pass MUTEX(%ebp) address in %edx rather than %ecx to __lll_lock_wait, pass PSHARED(%ebp) in %ecx to both __lll_lock_wait and __lll_unlock_wake. Move return value from %ecx to %edx register. Use __NR_gettimeofday. * sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_unlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_rwlock_unlock): Rename __lll_mutex_* to __lll_*, pass MUTEX(%edi) address in %edx rather than %ecx to __lll_lock_wait, pass PSHARED(%edi) in %ecx to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_wrlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_rwlock_wrlock): Rename __lll_mutex_* to __lll_*, pass MUTEX(%ebx) address in %edx rather than %ecx to __lll_lock_wait, pass PSHARED(%ebx) in %ecx to both __lll_lock_wait and __lll_unlock_wake. Move return value from %ecx to %edx register. * sysdeps/unix/sysv/linux/i386/pthread_once.S: Include lowlevellock.h. (LOCK, SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_PRIVATE_FLAG): Don't define. * sysdeps/unix/sysv/linux/i386/i486/sem_post.S: Include lowlevellock.h. (LOCK, SYS_futex, FUTEX_WAKE): Don't define. * sysdeps/unix/sysv/linux/i386/i486/sem_timedwait.S: Include lowlevellock.h. (LOCK, SYS_futex, SYS_gettimeofday, FUTEX_WAIT): Don't define. (sem_timedwait): Use __NR_gettimeofday. * sysdeps/unix/sysv/linux/i386/i486/sem_trywait.S: Include lowlevellock.h. (LOCK): Don't define. * sysdeps/unix/sysv/linux/i386/i486/sem_wait.S: Include lowlevellock.h. (LOCK, SYS_futex, FUTEX_WAIT): Don't define. * sysdeps/unix/sysv/linux/powerpc/sem_post.c: Wake only when there are waiters. * sysdeps/unix/sysv/linux/x86_64/libc-lowlevellock.S: Revert 2007-05-2{3,9} changes. * sysdeps/unix/sysv/linux/x86_64/lowlevellock.S: Include kernel-features.h and lowlevellock.h. (LOAD_PRIVATE_FUTEX_WAIT): Define. (LOAD_FUTEX_WAIT): Rewritten. (LOCK, SYS_futex, FUTEX_WAIT, FUTEX_WAKE): Don't define. (__lll_lock_wait_private, __lll_unlock_wake_private): New functions. (__lll_mutex_lock_wait): Rename to ... (__lll_lock_wait): ... this. %esi is now private argument. Don't compile in for libc.so. (__lll_mutex_timedlock_wait): Rename to ... (__lll_timedlock_wait): ... this. %esi contains private argument. Don't compile in for libc.so. (__lll_mutex_unlock_wake): Rename to ... (__lll_unlock_wake): ... this. %esi contains private argument. Don't compile in for libc.so. * sysdeps/unix/sysv/linux/x86_64/lowlevelrobustlock.S: Include kernel-features.h and lowlevellock.h. (LOAD_FUTEX_WAIT): Define. (LOCK, SYS_futex, FUTEX_WAIT, FUTEX_WAKE): Don't define. (__lll_robust_mutex_lock_wait): Rename to ... (__lll_robust_lock_wait): ... this. %esi argument contains private. Use LOAD_FUTEX_WAIT macro. (__lll_robust_mutex_timedlock_wait): Rename to ... (__lll_robust_timedlock_wait): ... this. %esi argument contains private, use LOAD_FUTEX_WAIT macro. * sysdeps/unix/sysv/linux/x86_64/pthread_barrier_wait.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (pthread_barrier_wait): Rename __lll_mutex_* to __lll_*, pass PRIVATE(%rdi) ^ LLL_SHARED as private argument in %esi to __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_broadcast.S: Include lowlevellock.h and pthread-errnos.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_REQUEUE, FUTEX_CMP_REQUEUE, EINVAL, LOCK): Don't define. (__pthread_cond_broadcast): Rename __lll_mutex_* to __lll_*, pass LLL_SHARED in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_signal.S: Include lowlevellock.h and pthread-errnos.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_WAKE_OP, FUTEX_OP_CLEAR_WAKE_IF_GT_ONE, EINVAL, LOCK): Don't define. (__pthread_cond_signal): Rename __lll_mutex_* to __lll_*, pass LLL_SHARED in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_cond_timedwait): Rename __lll_mutex_* to __lll_*, pass LLL_SHARED in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, LOCK): Don't define. (__pthread_cond_wait, __condvar_cleanup): Rename __lll_mutex_* to __lll_*, pass LLL_SHARED in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_rdlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_PRIVATE_FLAG, LOCK): Don't define. (__pthread_rwlock_rdlock): Rename __lll_mutex_* to __lll_*, pass PSHARED(%rdi) in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_timedrdlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_PRIVATE_FLAG, LOCK): Don't define. (__pthread_rwlock_wrlock): Rename __lll_mutex_* to __lll_*, pass PSHARED(%rdi) in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_timedwrlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_PRIVATE_FLAG, LOCK): Don't define. (__pthread_rwlock_wrlock): Rename __lll_mutex_* to __lll_*, pass PSHARED(%rdi) in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_unlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_PRIVATE_FLAG, LOCK): Don't define. (__pthread_rwlock_unlock): Rename __lll_mutex_* to __lll_*, pass PSHARED(%rdi) in %esi to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_wrlock.S: Include lowlevellock.h. (SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_PRIVATE_FLAG, LOCK): Don't define. (__pthread_rwlock_wrlock): Rename __lll_mutex_* to __lll_*, pass PSHARED(%rdi) in %ecx to both __lll_lock_wait and __lll_unlock_wake. * sysdeps/unix/sysv/linux/x86_64/pthread_once.S: Include lowlevellock.h. (LOCK, SYS_futex, FUTEX_WAIT, FUTEX_WAKE, FUTEX_PRIVATE_FLAG): Don't define. * sysdeps/unix/sysv/linux/x86_64/sem_post.S: Include lowlevellock.h. (LOCK, SYS_futex, FUTEX_WAKE): Don't define. * sysdeps/unix/sysv/linux/x86_64/sem_timedwait.S: Include lowlevellock.h. (LOCK, SYS_futex, FUTEX_WAIT): Don't define. * sysdeps/unix/sysv/linux/x86_64/sem_trywait.S: Include lowlevellock.h. (LOCK): Don't define. * sysdeps/unix/sysv/linux/x86_64/sem_wait.S: Include lowlevellock.h. (LOCK, SYS_futex, FUTEX_WAIT): Don't define. * sysdeps/unix/sysv/linux/sparc/internaltypes.h: New file. * sysdeps/unix/sysv/linux/sparc/pthread_barrier_destroy.c: New file. * sysdeps/unix/sysv/linux/sparc/pthread_barrier_init.c: New file. * sysdeps/unix/sysv/linux/sparc/pthread_barrier_wait.c: New file. * sysdeps/unix/sysv/linux/sparc/sparc32/lowlevellock.c (__lll_lock_wait_private): New function. (__lll_lock_wait, __lll_timedlock_wait): Add private argument, pass it to lll_futex_*wait. Don't compile in for libc.so. * sysdeps/unix/sysv/linux/sparc/sparc32/pthread_barrier_init.c: Remove. * sysdeps/unix/sysv/linux/sparc/sparc32/pthread_barrier_wait.c (struct sparc_pthread_barrier): Remove. (pthread_barrier_wait): Use union sparc_pthread_barrier instead of struct sparc_pthread_barrier. Pass ibarrier->s.pshared ? LLL_SHARED : LLL_PRIVATE to lll_{,un}lock and lll_futex_wait macros. * sysdeps/unix/sysv/linux/sparc/sparc32/sparcv9/pthread_barrier_init.c: Remove. * sysdeps/unix/sysv/linux/sparc/sparc32/sparcv9/pthread_barrier_wait.c: Include sparc pthread_barrier_wait.c instead of generic one.
2007-08-01 06:47:26 +02:00
result = lll_robust_timedlock (mutex->__data.__lock, abstime, id,
* pthreadP.h (PTHREAD_ROBUST_MUTEX_PSHARED): Define. * pthread_mutex_lock.c: Use it instead of PTHREAD_MUTEX_PSHARED when dealing with robust mutexes. * pthread_mutex_timedlock.c: Likewise. * pthread_mutex_trylock.c: Likewise. * pthread_mutex_unlock.c: Likewise. * sysdeps/unix/sysv/linux/pthread_mutex_cond_lock.c: Likewise. 2007-08-06 Jakub Jelinek <jakub@redhat.com> * pthreadP.h (PTHREAD_MUTEX_PSHARED_BIT): Define. (PTHREAD_MUTEX_TYPE): Mask __kind with 127. (PTHREAD_MUTEX_PSHARED): Define. * pthread_mutex_init.c (__pthread_mutex_init): Set PTHREAD_MUTEX_PSHARED_BIT for pshared or robust mutexes. * pthread_mutex_lock.c (LLL_MUTEX_LOCK): Take mutex as argument instead of its __data.__lock field, pass PTHREAD_MUTEX_PSHARED as second argument to lll_lock. (LLL_MUTEX_TRYLOCK): Take mutex as argument instead of its __data.__lock field. (LLL_ROBUST_MUTEX_LOCK): Take mutex as argument instead of its __data.__lock field, pass PTHREAD_MUTEX_PSHARED as second argument to lll_robust_lock. (__pthread_mutex_lock): Update LLL_MUTEX_LOCK, LLL_MUTEX_TRYLOCK, LLL_ROBUST_MUTEX_LOCK users, use PTHREAD_MUTEX_TYPE (mutex) instead of mutex->__data.__kind directly, pass PTHREAD_MUTEX_PSHARED (mutex) to lll_unlock and lll_futex_wait. * pthread_mutex_trylock.c (__pthread_mutex_trylock): Use PTHREAD_MUTEX_TYPE (mutex) instead of mutex->__data.__kind directly, pass PTHREAD_MUTEX_PSHARED (mutex) to lll_unlock. (pthread_mutex_timedlock): Pass PTHREAD_MUTEX_PSHARED (mutex) to lll_timedlock, lll_robust_timedlock, lll_unlock and lll_futex_timed_wait. Use PTHREAD_MUTEX_TYPE (mutex) instead of mutex->__data.__kind directly. * pthread_mutex_timedlock.c (pthread_mutex_timedlock): Pass PTHREAD_MUTEX_PSHARED (mutex) to lll_timedlock, lll_robust_timedlock, lll_unlock and lll_futex_timed_wait. Use PTHREAD_MUTEX_TYPE (mutex) instead of mutex->__data.__kind directly. * pthread_mutex_unlock.c (__pthread_mutex_unlock_usercnt): Pass PTHREAD_MUTEX_PSHARED (mutex) to lll_unlock, lll_robust_unlock and lll_futex_wake. * pthread_mutex_setprioceiling.c (pthread_mutex_setprioceiling): Pass PTHREAD_MUTEX_PSHARED (mutex) to lll_futex_wait and lll_futex_wake. Use PTHREAD_MUTEX_TYPE (mutex) instead of mutex->__data.__kind directly. * sysdeps/unix/sysv/linux/pthread_mutex_cond_lock.c (LLL_MUTEX_LOCK): Take mutex as argument instead of its __data.__lock field, pass PTHREAD_MUTEX_PSHARED as second argument to lll_cond_lock. (LLL_MUTEX_TRYLOCK): Take mutex as argument instead of its __data.__lock field. (LLL_ROBUST_MUTEX_LOCK): Take mutex as argument instead of its __data.__lock field, pass PTHREAD_MUTEX_PSHARED as second argument to lll_robust_cond_lock. * pthread_cond_broadcast.c (__pthread_cond_broadcast): Add pshared variable, pass it to lll_lock, lll_unlock, lll_futex_requeue and lll_futex_wake. Don't use lll_futex_requeue if dependent mutex has PTHREAD_MUTEX_PSHARED_BIT bit set in its __data.__kind. * pthread_cond_destroy.c (__pthread_cond_destroy): Add pshared variable, pass it to lll_lock, lll_unlock, lll_futex_wake and lll_futex_wait. * pthread_cond_signal.c (__pthread_cond_signal): Add pshared variable, pass it to lll_lock, lll_unlock, lll_futex_wake_unlock and lll_futex_wake. * pthread_cond_timedwait.c (__pthread_cond_wait): Add pshared variable, pass it to lll_lock, lll_unlock, lll_futex_timedwait and lll_futex_wake. * pthread_cond_wait.c (__condvar_cleanup, __pthread_cond_wait): Add pshared variable, pass it to lll_lock, lll_unlock, lll_futex_wait and lll_futex_wake. * sysdeps/unix/sysv/linux/alpha/lowlevellock.h (lll_futex_requeue, lll_futex_wake_unlock): Add private argument, use __lll_private_flag macro. * sysdeps/unix/sysv/linux/ia64/lowlevellock.h (lll_futex_requeue, lll_futex_wake_unlock): Likewise. * sysdeps/unix/sysv/linux/powerpc/lowlevellock.h (lll_futex_requeue): Likewise. * sysdeps/unix/sysv/linux/sparc/lowlevellock.h (lll_futex_requeue, lll_futex_wake_unlock): Likewise. * sysdeps/unix/sysv/linux/x86_64/lowlevellock.h (lll_futex_requeue): Likewise. * sysdeps/unix/sysv/linux/s390/lowlevellock.h (lll_futex_requeue, lll_futex_wake_unlock): Likewise. (lll_futex_wake): Fix a typo. * sysdeps/unix/sysv/linux/pthread-pi-defines.sym (PS_BIT): Add. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_broadcast.S (__pthread_cond_broadcast): Pass LLL_PRIVATE to lll_* and or FUTEX_PRIVATE_FLAG into SYS_futex op if cv is process private. Don't use FUTEX_CMP_REQUEUE if dep_mutex is not process private. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_signal.S (__pthread_cond_signal): Pass LLL_PRIVATE to lll_* and or FUTEX_PRIVATE_FLAG into SYS_futex op if cv is process private. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S (__pthread_cond_timedwait): Likewise. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S: (__condvar_cleanup, __pthread_cond_wait): Likewise.
2007-08-11 20:50:51 +02:00
PTHREAD_ROBUST_MUTEX_PSHARED (mutex));
if (__builtin_expect (mutex->__data.__owner
== PTHREAD_MUTEX_NOTRECOVERABLE, 0))
{
/* This mutex is now not recoverable. */
mutex->__data.__count = 0;
* pthreadP.h (PTHREAD_ROBUST_MUTEX_PSHARED): Define. * pthread_mutex_lock.c: Use it instead of PTHREAD_MUTEX_PSHARED when dealing with robust mutexes. * pthread_mutex_timedlock.c: Likewise. * pthread_mutex_trylock.c: Likewise. * pthread_mutex_unlock.c: Likewise. * sysdeps/unix/sysv/linux/pthread_mutex_cond_lock.c: Likewise. 2007-08-06 Jakub Jelinek <jakub@redhat.com> * pthreadP.h (PTHREAD_MUTEX_PSHARED_BIT): Define. (PTHREAD_MUTEX_TYPE): Mask __kind with 127. (PTHREAD_MUTEX_PSHARED): Define. * pthread_mutex_init.c (__pthread_mutex_init): Set PTHREAD_MUTEX_PSHARED_BIT for pshared or robust mutexes. * pthread_mutex_lock.c (LLL_MUTEX_LOCK): Take mutex as argument instead of its __data.__lock field, pass PTHREAD_MUTEX_PSHARED as second argument to lll_lock. (LLL_MUTEX_TRYLOCK): Take mutex as argument instead of its __data.__lock field. (LLL_ROBUST_MUTEX_LOCK): Take mutex as argument instead of its __data.__lock field, pass PTHREAD_MUTEX_PSHARED as second argument to lll_robust_lock. (__pthread_mutex_lock): Update LLL_MUTEX_LOCK, LLL_MUTEX_TRYLOCK, LLL_ROBUST_MUTEX_LOCK users, use PTHREAD_MUTEX_TYPE (mutex) instead of mutex->__data.__kind directly, pass PTHREAD_MUTEX_PSHARED (mutex) to lll_unlock and lll_futex_wait. * pthread_mutex_trylock.c (__pthread_mutex_trylock): Use PTHREAD_MUTEX_TYPE (mutex) instead of mutex->__data.__kind directly, pass PTHREAD_MUTEX_PSHARED (mutex) to lll_unlock. (pthread_mutex_timedlock): Pass PTHREAD_MUTEX_PSHARED (mutex) to lll_timedlock, lll_robust_timedlock, lll_unlock and lll_futex_timed_wait. Use PTHREAD_MUTEX_TYPE (mutex) instead of mutex->__data.__kind directly. * pthread_mutex_timedlock.c (pthread_mutex_timedlock): Pass PTHREAD_MUTEX_PSHARED (mutex) to lll_timedlock, lll_robust_timedlock, lll_unlock and lll_futex_timed_wait. Use PTHREAD_MUTEX_TYPE (mutex) instead of mutex->__data.__kind directly. * pthread_mutex_unlock.c (__pthread_mutex_unlock_usercnt): Pass PTHREAD_MUTEX_PSHARED (mutex) to lll_unlock, lll_robust_unlock and lll_futex_wake. * pthread_mutex_setprioceiling.c (pthread_mutex_setprioceiling): Pass PTHREAD_MUTEX_PSHARED (mutex) to lll_futex_wait and lll_futex_wake. Use PTHREAD_MUTEX_TYPE (mutex) instead of mutex->__data.__kind directly. * sysdeps/unix/sysv/linux/pthread_mutex_cond_lock.c (LLL_MUTEX_LOCK): Take mutex as argument instead of its __data.__lock field, pass PTHREAD_MUTEX_PSHARED as second argument to lll_cond_lock. (LLL_MUTEX_TRYLOCK): Take mutex as argument instead of its __data.__lock field. (LLL_ROBUST_MUTEX_LOCK): Take mutex as argument instead of its __data.__lock field, pass PTHREAD_MUTEX_PSHARED as second argument to lll_robust_cond_lock. * pthread_cond_broadcast.c (__pthread_cond_broadcast): Add pshared variable, pass it to lll_lock, lll_unlock, lll_futex_requeue and lll_futex_wake. Don't use lll_futex_requeue if dependent mutex has PTHREAD_MUTEX_PSHARED_BIT bit set in its __data.__kind. * pthread_cond_destroy.c (__pthread_cond_destroy): Add pshared variable, pass it to lll_lock, lll_unlock, lll_futex_wake and lll_futex_wait. * pthread_cond_signal.c (__pthread_cond_signal): Add pshared variable, pass it to lll_lock, lll_unlock, lll_futex_wake_unlock and lll_futex_wake. * pthread_cond_timedwait.c (__pthread_cond_wait): Add pshared variable, pass it to lll_lock, lll_unlock, lll_futex_timedwait and lll_futex_wake. * pthread_cond_wait.c (__condvar_cleanup, __pthread_cond_wait): Add pshared variable, pass it to lll_lock, lll_unlock, lll_futex_wait and lll_futex_wake. * sysdeps/unix/sysv/linux/alpha/lowlevellock.h (lll_futex_requeue, lll_futex_wake_unlock): Add private argument, use __lll_private_flag macro. * sysdeps/unix/sysv/linux/ia64/lowlevellock.h (lll_futex_requeue, lll_futex_wake_unlock): Likewise. * sysdeps/unix/sysv/linux/powerpc/lowlevellock.h (lll_futex_requeue): Likewise. * sysdeps/unix/sysv/linux/sparc/lowlevellock.h (lll_futex_requeue, lll_futex_wake_unlock): Likewise. * sysdeps/unix/sysv/linux/x86_64/lowlevellock.h (lll_futex_requeue): Likewise. * sysdeps/unix/sysv/linux/s390/lowlevellock.h (lll_futex_requeue, lll_futex_wake_unlock): Likewise. (lll_futex_wake): Fix a typo. * sysdeps/unix/sysv/linux/pthread-pi-defines.sym (PS_BIT): Add. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_broadcast.S (__pthread_cond_broadcast): Pass LLL_PRIVATE to lll_* and or FUTEX_PRIVATE_FLAG into SYS_futex op if cv is process private. Don't use FUTEX_CMP_REQUEUE if dep_mutex is not process private. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_signal.S (__pthread_cond_signal): Pass LLL_PRIVATE to lll_* and or FUTEX_PRIVATE_FLAG into SYS_futex op if cv is process private. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S (__pthread_cond_timedwait): Likewise. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S: (__condvar_cleanup, __pthread_cond_wait): Likewise.
2007-08-11 20:50:51 +02:00
lll_unlock (mutex->__data.__lock,
PTHREAD_ROBUST_MUTEX_PSHARED (mutex));
THREAD_SETMEM (THREAD_SELF, robust_head.list_op_pending, NULL);
return ENOTRECOVERABLE;
}
if (result == ETIMEDOUT || result == EINVAL)
goto out;
oldval = result;
}
while ((oldval & FUTEX_OWNER_DIED) != 0);
mutex->__data.__count = 1;
ENQUEUE_MUTEX (mutex);
THREAD_SETMEM (THREAD_SELF, robust_head.list_op_pending, NULL);
break;
2006-07-28 Ulrich Drepper <drepper@redhat.com> Jakub Jelinek <jakub@redhat.com> * descr.h: Change ENQUEUE_MUTEX and DEQUEUE_MUTEX for bit 0 notification of PI mutex. Add ENQUEUE_MUTEX_PI. * pthreadP.h: Define PTHREAD_MUTEX_PI_* macros for PI mutex types. * pthread_mutex_setprioceilining.c: Adjust for mutex type name change. * pthread_mutex_init.c: Add support for priority inheritance mutex. * pthread_mutex_lock.c: Likewise. * pthread_mutex_timedlock.c: Likewise. * pthread_mutex_trylock.c: Likewise. * pthread_mutex_unlock.c: Likewise. * sysdeps/pthread/pthread_cond_broadcast.c: For PI mutexes wake all mutexes. * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_broadcast.c: Likewise. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_broadcast.c: Likewise. * sysdeps/unix/sysv/linux/pthread-pi-defines.sym: New file. * sysdeps/unix/sysv/linux/Makefile (gen-as-const-header): Add pthread-pi-defines.sym. * sysdeps/unix/sysv/linux/i386/lowlevellock.h: Define FUTEX_LOCK_PI, FUTEX_UNLOCK_PI, and FUTEX_TRYLOCK_PI. * sysdeps/unix/sysv/linux/x86_64/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/bits/posix_opt.h: Define _POSIX_THREAD_PRIO_INHERIT to 200112L. * tst-mutex1.c: Adjust to allow use in PI mutex test. * tst-mutex2.c: Likewise. * tst-mutex3.c: Likewise. * tst-mutex4.c: Likewise. * tst-mutex5.c: Likewise. * tst-mutex6.c: Likewise. * tst-mutex7.c: Likewise. * tst-mutex7a.c: Likewise. * tst-mutex8.c: Likewise. * tst-mutex9.c: Likewise. * tst-robust1.c: Likewise. * tst-robust7.c: Likewise. * tst-robust8.c: Likewise. * tst-mutexpi1.c: New file. * tst-mutexpi2.c: New file. * tst-mutexpi3.c: New file. * tst-mutexpi4.c: New file. * tst-mutexpi5.c: New file. * tst-mutexpi6.c: New file. * tst-mutexpi7.c: New file. * tst-mutexpi7a.c: New file. * tst-mutexpi8.c: New file. * tst-mutexpi9.c: New file. * tst-robust1.c: New file. * tst-robust2.c: New file. * tst-robust3.c: New file. * tst-robust4.c: New file. * tst-robust5.c: New file. * tst-robust6.c: New file. * tst-robust7.c: New file. * tst-robust8.c: New file. * Makefile (tests): Add the new tests. * pthread_create.c (start_thread): Add some casts to avoid warnings. * pthread_mutex_destroy.c: Remove unneeded label.
2006-07-29 06:42:09 +02:00
case PTHREAD_MUTEX_PI_RECURSIVE_NP:
case PTHREAD_MUTEX_PI_ERRORCHECK_NP:
case PTHREAD_MUTEX_PI_NORMAL_NP:
case PTHREAD_MUTEX_PI_ADAPTIVE_NP:
case PTHREAD_MUTEX_PI_ROBUST_RECURSIVE_NP:
case PTHREAD_MUTEX_PI_ROBUST_ERRORCHECK_NP:
case PTHREAD_MUTEX_PI_ROBUST_NORMAL_NP:
case PTHREAD_MUTEX_PI_ROBUST_ADAPTIVE_NP:
{
int kind = mutex->__data.__kind & PTHREAD_MUTEX_KIND_MASK_NP;
int robust = mutex->__data.__kind & PTHREAD_MUTEX_ROBUST_NORMAL_NP;
if (robust)
/* Note: robust PI futexes are signaled by setting bit 0. */
THREAD_SETMEM (THREAD_SELF, robust_head.list_op_pending,
(void *) (((uintptr_t) &mutex->__data.__list.__next)
| 1));
oldval = mutex->__data.__lock;
/* Check whether we already hold the mutex. */
if (__builtin_expect ((oldval & FUTEX_TID_MASK) == id, 0))
{
if (kind == PTHREAD_MUTEX_ERRORCHECK_NP)
{
THREAD_SETMEM (THREAD_SELF, robust_head.list_op_pending, NULL);
return EDEADLK;
}
if (kind == PTHREAD_MUTEX_RECURSIVE_NP)
{
THREAD_SETMEM (THREAD_SELF, robust_head.list_op_pending, NULL);
/* Just bump the counter. */
if (__builtin_expect (mutex->__data.__count + 1 == 0, 0))
/* Overflow of the counter. */
return EAGAIN;
++mutex->__data.__count;
return 0;
}
}
oldval = atomic_compare_and_exchange_val_acq (&mutex->__data.__lock,
id, 0);
if (oldval != 0)
{
/* The mutex is locked. The kernel will now take care of
everything. The timeout value must be a relative value.
Convert it. */
int private = (robust
? PTHREAD_ROBUST_MUTEX_PSHARED (mutex)
: PTHREAD_MUTEX_PSHARED (mutex));
2006-07-28 Ulrich Drepper <drepper@redhat.com> Jakub Jelinek <jakub@redhat.com> * descr.h: Change ENQUEUE_MUTEX and DEQUEUE_MUTEX for bit 0 notification of PI mutex. Add ENQUEUE_MUTEX_PI. * pthreadP.h: Define PTHREAD_MUTEX_PI_* macros for PI mutex types. * pthread_mutex_setprioceilining.c: Adjust for mutex type name change. * pthread_mutex_init.c: Add support for priority inheritance mutex. * pthread_mutex_lock.c: Likewise. * pthread_mutex_timedlock.c: Likewise. * pthread_mutex_trylock.c: Likewise. * pthread_mutex_unlock.c: Likewise. * sysdeps/pthread/pthread_cond_broadcast.c: For PI mutexes wake all mutexes. * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_broadcast.c: Likewise. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_broadcast.c: Likewise. * sysdeps/unix/sysv/linux/pthread-pi-defines.sym: New file. * sysdeps/unix/sysv/linux/Makefile (gen-as-const-header): Add pthread-pi-defines.sym. * sysdeps/unix/sysv/linux/i386/lowlevellock.h: Define FUTEX_LOCK_PI, FUTEX_UNLOCK_PI, and FUTEX_TRYLOCK_PI. * sysdeps/unix/sysv/linux/x86_64/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/bits/posix_opt.h: Define _POSIX_THREAD_PRIO_INHERIT to 200112L. * tst-mutex1.c: Adjust to allow use in PI mutex test. * tst-mutex2.c: Likewise. * tst-mutex3.c: Likewise. * tst-mutex4.c: Likewise. * tst-mutex5.c: Likewise. * tst-mutex6.c: Likewise. * tst-mutex7.c: Likewise. * tst-mutex7a.c: Likewise. * tst-mutex8.c: Likewise. * tst-mutex9.c: Likewise. * tst-robust1.c: Likewise. * tst-robust7.c: Likewise. * tst-robust8.c: Likewise. * tst-mutexpi1.c: New file. * tst-mutexpi2.c: New file. * tst-mutexpi3.c: New file. * tst-mutexpi4.c: New file. * tst-mutexpi5.c: New file. * tst-mutexpi6.c: New file. * tst-mutexpi7.c: New file. * tst-mutexpi7a.c: New file. * tst-mutexpi8.c: New file. * tst-mutexpi9.c: New file. * tst-robust1.c: New file. * tst-robust2.c: New file. * tst-robust3.c: New file. * tst-robust4.c: New file. * tst-robust5.c: New file. * tst-robust6.c: New file. * tst-robust7.c: New file. * tst-robust8.c: New file. * Makefile (tests): Add the new tests. * pthread_create.c (start_thread): Add some casts to avoid warnings. * pthread_mutex_destroy.c: Remove unneeded label.
2006-07-29 06:42:09 +02:00
INTERNAL_SYSCALL_DECL (__err);
int e = INTERNAL_SYSCALL (futex, __err, 4, &mutex->__data.__lock,
__lll_private_flag (FUTEX_LOCK_PI,
private), 1,
abstime);
2006-07-28 Ulrich Drepper <drepper@redhat.com> Jakub Jelinek <jakub@redhat.com> * descr.h: Change ENQUEUE_MUTEX and DEQUEUE_MUTEX for bit 0 notification of PI mutex. Add ENQUEUE_MUTEX_PI. * pthreadP.h: Define PTHREAD_MUTEX_PI_* macros for PI mutex types. * pthread_mutex_setprioceilining.c: Adjust for mutex type name change. * pthread_mutex_init.c: Add support for priority inheritance mutex. * pthread_mutex_lock.c: Likewise. * pthread_mutex_timedlock.c: Likewise. * pthread_mutex_trylock.c: Likewise. * pthread_mutex_unlock.c: Likewise. * sysdeps/pthread/pthread_cond_broadcast.c: For PI mutexes wake all mutexes. * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_broadcast.c: Likewise. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_broadcast.c: Likewise. * sysdeps/unix/sysv/linux/pthread-pi-defines.sym: New file. * sysdeps/unix/sysv/linux/Makefile (gen-as-const-header): Add pthread-pi-defines.sym. * sysdeps/unix/sysv/linux/i386/lowlevellock.h: Define FUTEX_LOCK_PI, FUTEX_UNLOCK_PI, and FUTEX_TRYLOCK_PI. * sysdeps/unix/sysv/linux/x86_64/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/bits/posix_opt.h: Define _POSIX_THREAD_PRIO_INHERIT to 200112L. * tst-mutex1.c: Adjust to allow use in PI mutex test. * tst-mutex2.c: Likewise. * tst-mutex3.c: Likewise. * tst-mutex4.c: Likewise. * tst-mutex5.c: Likewise. * tst-mutex6.c: Likewise. * tst-mutex7.c: Likewise. * tst-mutex7a.c: Likewise. * tst-mutex8.c: Likewise. * tst-mutex9.c: Likewise. * tst-robust1.c: Likewise. * tst-robust7.c: Likewise. * tst-robust8.c: Likewise. * tst-mutexpi1.c: New file. * tst-mutexpi2.c: New file. * tst-mutexpi3.c: New file. * tst-mutexpi4.c: New file. * tst-mutexpi5.c: New file. * tst-mutexpi6.c: New file. * tst-mutexpi7.c: New file. * tst-mutexpi7a.c: New file. * tst-mutexpi8.c: New file. * tst-mutexpi9.c: New file. * tst-robust1.c: New file. * tst-robust2.c: New file. * tst-robust3.c: New file. * tst-robust4.c: New file. * tst-robust5.c: New file. * tst-robust6.c: New file. * tst-robust7.c: New file. * tst-robust8.c: New file. * Makefile (tests): Add the new tests. * pthread_create.c (start_thread): Add some casts to avoid warnings. * pthread_mutex_destroy.c: Remove unneeded label.
2006-07-29 06:42:09 +02:00
if (INTERNAL_SYSCALL_ERROR_P (e, __err))
{
if (INTERNAL_SYSCALL_ERRNO (e, __err) == ETIMEDOUT)
return ETIMEDOUT;
if (INTERNAL_SYSCALL_ERRNO (e, __err) == ESRCH
|| INTERNAL_SYSCALL_ERRNO (e, __err) == EDEADLK)
{
assert (INTERNAL_SYSCALL_ERRNO (e, __err) != EDEADLK
|| (kind != PTHREAD_MUTEX_ERRORCHECK_NP
&& kind != PTHREAD_MUTEX_RECURSIVE_NP));
/* ESRCH can happen only for non-robust PI mutexes where
the owner of the lock died. */
assert (INTERNAL_SYSCALL_ERRNO (e, __err) != ESRCH
|| !robust);
/* Delay the thread until the timeout is reached.
Then return ETIMEDOUT. */
struct timespec reltime;
struct timespec now;
INTERNAL_SYSCALL (clock_gettime, __err, 2, CLOCK_REALTIME,
&now);
reltime.tv_sec = abstime->tv_sec - now.tv_sec;
reltime.tv_nsec = abstime->tv_nsec - now.tv_nsec;
if (reltime.tv_nsec < 0)
{
reltime.tv_nsec += 1000000000;
--reltime.tv_sec;
}
if (reltime.tv_sec >= 0)
while (nanosleep_not_cancel (&reltime, &reltime) != 0)
2006-07-28 Ulrich Drepper <drepper@redhat.com> Jakub Jelinek <jakub@redhat.com> * descr.h: Change ENQUEUE_MUTEX and DEQUEUE_MUTEX for bit 0 notification of PI mutex. Add ENQUEUE_MUTEX_PI. * pthreadP.h: Define PTHREAD_MUTEX_PI_* macros for PI mutex types. * pthread_mutex_setprioceilining.c: Adjust for mutex type name change. * pthread_mutex_init.c: Add support for priority inheritance mutex. * pthread_mutex_lock.c: Likewise. * pthread_mutex_timedlock.c: Likewise. * pthread_mutex_trylock.c: Likewise. * pthread_mutex_unlock.c: Likewise. * sysdeps/pthread/pthread_cond_broadcast.c: For PI mutexes wake all mutexes. * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_broadcast.c: Likewise. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_broadcast.c: Likewise. * sysdeps/unix/sysv/linux/pthread-pi-defines.sym: New file. * sysdeps/unix/sysv/linux/Makefile (gen-as-const-header): Add pthread-pi-defines.sym. * sysdeps/unix/sysv/linux/i386/lowlevellock.h: Define FUTEX_LOCK_PI, FUTEX_UNLOCK_PI, and FUTEX_TRYLOCK_PI. * sysdeps/unix/sysv/linux/x86_64/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/bits/posix_opt.h: Define _POSIX_THREAD_PRIO_INHERIT to 200112L. * tst-mutex1.c: Adjust to allow use in PI mutex test. * tst-mutex2.c: Likewise. * tst-mutex3.c: Likewise. * tst-mutex4.c: Likewise. * tst-mutex5.c: Likewise. * tst-mutex6.c: Likewise. * tst-mutex7.c: Likewise. * tst-mutex7a.c: Likewise. * tst-mutex8.c: Likewise. * tst-mutex9.c: Likewise. * tst-robust1.c: Likewise. * tst-robust7.c: Likewise. * tst-robust8.c: Likewise. * tst-mutexpi1.c: New file. * tst-mutexpi2.c: New file. * tst-mutexpi3.c: New file. * tst-mutexpi4.c: New file. * tst-mutexpi5.c: New file. * tst-mutexpi6.c: New file. * tst-mutexpi7.c: New file. * tst-mutexpi7a.c: New file. * tst-mutexpi8.c: New file. * tst-mutexpi9.c: New file. * tst-robust1.c: New file. * tst-robust2.c: New file. * tst-robust3.c: New file. * tst-robust4.c: New file. * tst-robust5.c: New file. * tst-robust6.c: New file. * tst-robust7.c: New file. * tst-robust8.c: New file. * Makefile (tests): Add the new tests. * pthread_create.c (start_thread): Add some casts to avoid warnings. * pthread_mutex_destroy.c: Remove unneeded label.
2006-07-29 06:42:09 +02:00
continue;
return ETIMEDOUT;
}
return INTERNAL_SYSCALL_ERRNO (e, __err);
}
oldval = mutex->__data.__lock;
assert (robust || (oldval & FUTEX_OWNER_DIED) == 0);
}
if (__builtin_expect (oldval & FUTEX_OWNER_DIED, 0))
{
atomic_and (&mutex->__data.__lock, ~FUTEX_OWNER_DIED);
/* We got the mutex. */
mutex->__data.__count = 1;
/* But it is inconsistent unless marked otherwise. */
mutex->__data.__owner = PTHREAD_MUTEX_INCONSISTENT;
ENQUEUE_MUTEX_PI (mutex);
THREAD_SETMEM (THREAD_SELF, robust_head.list_op_pending, NULL);
/* Note that we deliberately exit here. If we fall
through to the end of the function __nusers would be
incremented which is not correct because the old owner
has to be discounted. */
return EOWNERDEAD;
}
if (robust
&& __builtin_expect (mutex->__data.__owner
== PTHREAD_MUTEX_NOTRECOVERABLE, 0))
{
/* This mutex is now not recoverable. */
mutex->__data.__count = 0;
INTERNAL_SYSCALL_DECL (__err);
INTERNAL_SYSCALL (futex, __err, 4, &mutex->__data.__lock,
__lll_private_flag (FUTEX_UNLOCK_PI,
PTHREAD_ROBUST_MUTEX_PSHARED (mutex)),
0, 0);
2006-07-28 Ulrich Drepper <drepper@redhat.com> Jakub Jelinek <jakub@redhat.com> * descr.h: Change ENQUEUE_MUTEX and DEQUEUE_MUTEX for bit 0 notification of PI mutex. Add ENQUEUE_MUTEX_PI. * pthreadP.h: Define PTHREAD_MUTEX_PI_* macros for PI mutex types. * pthread_mutex_setprioceilining.c: Adjust for mutex type name change. * pthread_mutex_init.c: Add support for priority inheritance mutex. * pthread_mutex_lock.c: Likewise. * pthread_mutex_timedlock.c: Likewise. * pthread_mutex_trylock.c: Likewise. * pthread_mutex_unlock.c: Likewise. * sysdeps/pthread/pthread_cond_broadcast.c: For PI mutexes wake all mutexes. * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_broadcast.c: Likewise. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_broadcast.c: Likewise. * sysdeps/unix/sysv/linux/pthread-pi-defines.sym: New file. * sysdeps/unix/sysv/linux/Makefile (gen-as-const-header): Add pthread-pi-defines.sym. * sysdeps/unix/sysv/linux/i386/lowlevellock.h: Define FUTEX_LOCK_PI, FUTEX_UNLOCK_PI, and FUTEX_TRYLOCK_PI. * sysdeps/unix/sysv/linux/x86_64/lowlevellock.h: Likewise. * sysdeps/unix/sysv/linux/bits/posix_opt.h: Define _POSIX_THREAD_PRIO_INHERIT to 200112L. * tst-mutex1.c: Adjust to allow use in PI mutex test. * tst-mutex2.c: Likewise. * tst-mutex3.c: Likewise. * tst-mutex4.c: Likewise. * tst-mutex5.c: Likewise. * tst-mutex6.c: Likewise. * tst-mutex7.c: Likewise. * tst-mutex7a.c: Likewise. * tst-mutex8.c: Likewise. * tst-mutex9.c: Likewise. * tst-robust1.c: Likewise. * tst-robust7.c: Likewise. * tst-robust8.c: Likewise. * tst-mutexpi1.c: New file. * tst-mutexpi2.c: New file. * tst-mutexpi3.c: New file. * tst-mutexpi4.c: New file. * tst-mutexpi5.c: New file. * tst-mutexpi6.c: New file. * tst-mutexpi7.c: New file. * tst-mutexpi7a.c: New file. * tst-mutexpi8.c: New file. * tst-mutexpi9.c: New file. * tst-robust1.c: New file. * tst-robust2.c: New file. * tst-robust3.c: New file. * tst-robust4.c: New file. * tst-robust5.c: New file. * tst-robust6.c: New file. * tst-robust7.c: New file. * tst-robust8.c: New file. * Makefile (tests): Add the new tests. * pthread_create.c (start_thread): Add some casts to avoid warnings. * pthread_mutex_destroy.c: Remove unneeded label.
2006-07-29 06:42:09 +02:00
THREAD_SETMEM (THREAD_SELF, robust_head.list_op_pending, NULL);
return ENOTRECOVERABLE;
}
mutex->__data.__count = 1;
if (robust)
{
ENQUEUE_MUTEX_PI (mutex);
THREAD_SETMEM (THREAD_SELF, robust_head.list_op_pending, NULL);
}
}
break;
case PTHREAD_MUTEX_PP_RECURSIVE_NP:
case PTHREAD_MUTEX_PP_ERRORCHECK_NP:
case PTHREAD_MUTEX_PP_NORMAL_NP:
case PTHREAD_MUTEX_PP_ADAPTIVE_NP:
{
int kind = mutex->__data.__kind & PTHREAD_MUTEX_KIND_MASK_NP;
oldval = mutex->__data.__lock;
/* Check whether we already hold the mutex. */
if (mutex->__data.__owner == id)
{
if (kind == PTHREAD_MUTEX_ERRORCHECK_NP)
return EDEADLK;
if (kind == PTHREAD_MUTEX_RECURSIVE_NP)
{
/* Just bump the counter. */
if (__builtin_expect (mutex->__data.__count + 1 == 0, 0))
/* Overflow of the counter. */
return EAGAIN;
++mutex->__data.__count;
return 0;
}
}
int oldprio = -1, ceilval;
do
{
int ceiling = (oldval & PTHREAD_MUTEX_PRIO_CEILING_MASK)
>> PTHREAD_MUTEX_PRIO_CEILING_SHIFT;
if (__pthread_current_priority () > ceiling)
{
result = EINVAL;
failpp:
if (oldprio != -1)
__pthread_tpp_change_priority (oldprio, -1);
return result;
}
result = __pthread_tpp_change_priority (oldprio, ceiling);
if (result)
return result;
ceilval = ceiling << PTHREAD_MUTEX_PRIO_CEILING_SHIFT;
oldprio = ceiling;
oldval
= atomic_compare_and_exchange_val_acq (&mutex->__data.__lock,
ceilval | 1, ceilval);
if (oldval == ceilval)
break;
do
{
oldval
= atomic_compare_and_exchange_val_acq (&mutex->__data.__lock,
ceilval | 2,
ceilval | 1);
if ((oldval & PTHREAD_MUTEX_PRIO_CEILING_MASK) != ceilval)
break;
if (oldval != ceilval)
{
/* Reject invalid timeouts. */
if (abstime->tv_nsec < 0 || abstime->tv_nsec >= 1000000000)
{
result = EINVAL;
goto failpp;
}
struct timeval tv;
struct timespec rt;
/* Get the current time. */
(void) __gettimeofday (&tv, NULL);
/* Compute relative timeout. */
rt.tv_sec = abstime->tv_sec - tv.tv_sec;
rt.tv_nsec = abstime->tv_nsec - tv.tv_usec * 1000;
if (rt.tv_nsec < 0)
{
rt.tv_nsec += 1000000000;
--rt.tv_sec;
}
/* Already timed out? */
if (rt.tv_sec < 0)
{
result = ETIMEDOUT;
goto failpp;
}
lll_futex_timed_wait (&mutex->__data.__lock,
ceilval | 2, &rt,
* pthreadP.h (PTHREAD_ROBUST_MUTEX_PSHARED): Define. * pthread_mutex_lock.c: Use it instead of PTHREAD_MUTEX_PSHARED when dealing with robust mutexes. * pthread_mutex_timedlock.c: Likewise. * pthread_mutex_trylock.c: Likewise. * pthread_mutex_unlock.c: Likewise. * sysdeps/unix/sysv/linux/pthread_mutex_cond_lock.c: Likewise. 2007-08-06 Jakub Jelinek <jakub@redhat.com> * pthreadP.h (PTHREAD_MUTEX_PSHARED_BIT): Define. (PTHREAD_MUTEX_TYPE): Mask __kind with 127. (PTHREAD_MUTEX_PSHARED): Define. * pthread_mutex_init.c (__pthread_mutex_init): Set PTHREAD_MUTEX_PSHARED_BIT for pshared or robust mutexes. * pthread_mutex_lock.c (LLL_MUTEX_LOCK): Take mutex as argument instead of its __data.__lock field, pass PTHREAD_MUTEX_PSHARED as second argument to lll_lock. (LLL_MUTEX_TRYLOCK): Take mutex as argument instead of its __data.__lock field. (LLL_ROBUST_MUTEX_LOCK): Take mutex as argument instead of its __data.__lock field, pass PTHREAD_MUTEX_PSHARED as second argument to lll_robust_lock. (__pthread_mutex_lock): Update LLL_MUTEX_LOCK, LLL_MUTEX_TRYLOCK, LLL_ROBUST_MUTEX_LOCK users, use PTHREAD_MUTEX_TYPE (mutex) instead of mutex->__data.__kind directly, pass PTHREAD_MUTEX_PSHARED (mutex) to lll_unlock and lll_futex_wait. * pthread_mutex_trylock.c (__pthread_mutex_trylock): Use PTHREAD_MUTEX_TYPE (mutex) instead of mutex->__data.__kind directly, pass PTHREAD_MUTEX_PSHARED (mutex) to lll_unlock. (pthread_mutex_timedlock): Pass PTHREAD_MUTEX_PSHARED (mutex) to lll_timedlock, lll_robust_timedlock, lll_unlock and lll_futex_timed_wait. Use PTHREAD_MUTEX_TYPE (mutex) instead of mutex->__data.__kind directly. * pthread_mutex_timedlock.c (pthread_mutex_timedlock): Pass PTHREAD_MUTEX_PSHARED (mutex) to lll_timedlock, lll_robust_timedlock, lll_unlock and lll_futex_timed_wait. Use PTHREAD_MUTEX_TYPE (mutex) instead of mutex->__data.__kind directly. * pthread_mutex_unlock.c (__pthread_mutex_unlock_usercnt): Pass PTHREAD_MUTEX_PSHARED (mutex) to lll_unlock, lll_robust_unlock and lll_futex_wake. * pthread_mutex_setprioceiling.c (pthread_mutex_setprioceiling): Pass PTHREAD_MUTEX_PSHARED (mutex) to lll_futex_wait and lll_futex_wake. Use PTHREAD_MUTEX_TYPE (mutex) instead of mutex->__data.__kind directly. * sysdeps/unix/sysv/linux/pthread_mutex_cond_lock.c (LLL_MUTEX_LOCK): Take mutex as argument instead of its __data.__lock field, pass PTHREAD_MUTEX_PSHARED as second argument to lll_cond_lock. (LLL_MUTEX_TRYLOCK): Take mutex as argument instead of its __data.__lock field. (LLL_ROBUST_MUTEX_LOCK): Take mutex as argument instead of its __data.__lock field, pass PTHREAD_MUTEX_PSHARED as second argument to lll_robust_cond_lock. * pthread_cond_broadcast.c (__pthread_cond_broadcast): Add pshared variable, pass it to lll_lock, lll_unlock, lll_futex_requeue and lll_futex_wake. Don't use lll_futex_requeue if dependent mutex has PTHREAD_MUTEX_PSHARED_BIT bit set in its __data.__kind. * pthread_cond_destroy.c (__pthread_cond_destroy): Add pshared variable, pass it to lll_lock, lll_unlock, lll_futex_wake and lll_futex_wait. * pthread_cond_signal.c (__pthread_cond_signal): Add pshared variable, pass it to lll_lock, lll_unlock, lll_futex_wake_unlock and lll_futex_wake. * pthread_cond_timedwait.c (__pthread_cond_wait): Add pshared variable, pass it to lll_lock, lll_unlock, lll_futex_timedwait and lll_futex_wake. * pthread_cond_wait.c (__condvar_cleanup, __pthread_cond_wait): Add pshared variable, pass it to lll_lock, lll_unlock, lll_futex_wait and lll_futex_wake. * sysdeps/unix/sysv/linux/alpha/lowlevellock.h (lll_futex_requeue, lll_futex_wake_unlock): Add private argument, use __lll_private_flag macro. * sysdeps/unix/sysv/linux/ia64/lowlevellock.h (lll_futex_requeue, lll_futex_wake_unlock): Likewise. * sysdeps/unix/sysv/linux/powerpc/lowlevellock.h (lll_futex_requeue): Likewise. * sysdeps/unix/sysv/linux/sparc/lowlevellock.h (lll_futex_requeue, lll_futex_wake_unlock): Likewise. * sysdeps/unix/sysv/linux/x86_64/lowlevellock.h (lll_futex_requeue): Likewise. * sysdeps/unix/sysv/linux/s390/lowlevellock.h (lll_futex_requeue, lll_futex_wake_unlock): Likewise. (lll_futex_wake): Fix a typo. * sysdeps/unix/sysv/linux/pthread-pi-defines.sym (PS_BIT): Add. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_broadcast.S (__pthread_cond_broadcast): Pass LLL_PRIVATE to lll_* and or FUTEX_PRIVATE_FLAG into SYS_futex op if cv is process private. Don't use FUTEX_CMP_REQUEUE if dep_mutex is not process private. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_signal.S (__pthread_cond_signal): Pass LLL_PRIVATE to lll_* and or FUTEX_PRIVATE_FLAG into SYS_futex op if cv is process private. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S (__pthread_cond_timedwait): Likewise. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S: (__condvar_cleanup, __pthread_cond_wait): Likewise.
2007-08-11 20:50:51 +02:00
PTHREAD_MUTEX_PSHARED (mutex));
}
}
while (atomic_compare_and_exchange_val_acq (&mutex->__data.__lock,
ceilval | 2, ceilval)
!= ceilval);
}
while ((oldval & PTHREAD_MUTEX_PRIO_CEILING_MASK) != ceilval);
assert (mutex->__data.__owner == 0);
mutex->__data.__count = 1;
}
break;
default:
/* Correct code cannot set any other type. */
return EINVAL;
Initial revision 2002-11-26 Ulrich Drepper <drepper@redhat.com> * allocatestack.c (queue_stack): Don't remove stack from list here. Do it in the caller. Correct condition to prematurely terminate loop to free stacks. (__deallocate_stack): Remove stack from list here. 2002-11-26 Ulrich Drepper <drepper@redhat.com> * Makefile (tests): Add tst-stack1. * tst-stack1.c: New file. * allocatestack.c (allocate_stack): Initialize the TCB on a user provided stack. * pthread_attr_getstack.c: Return bottom of the thread area. 2002-11-25 Ulrich Drepper <drepper@redhat.com> * Makefile (libpthread-routines): Add pt-allocrtsig and pthread_kill_other_threads. * pt-allocrtsig.c: New file. * pthread_kill_other_threads.c: New file. * sysdeps/unix/sysv/linux/allocrtsig.c: Add additional aliases for all three functions. * sysdeps/unix/sysv/linux/Makefile (sysdep_routines): Remove allocrtsig. * sysdeps/unix/sysv/linux/Versions (libc:GLIBC_PRIVATE): Export __libc_current_sigrtmin_private, __libc_current_sigrtmax_private, and __libc_allocate_rtsig_private. * Versions (libpthread): Export pthread_kill_other_threads_np, __libc_current_sigrtmin, and __libc_current_sigrtmax. 2002-11-24 Ulrich Drepper <drepper@redhat.com> * allocatestack.c (allocate_stack): stackaddr in attribute points to the end of the stack. Adjust computations. When mprotect call fails dequeue stack and free it. * pthread_attr_setstack.c: Store top of the stack in stackaddr attribute. * pthread_getattr_np.c: Likewise. * descr.h (IS_DETACHED): Add some more parenthesis to prevent surprises. 2002-11-23 Ulrich Drepper <drepper@redhat.com> * sysdeps/pthread/pthread.h (pthread_self): __THROW must come before attribute definitions. Patch by Luca Barbieri <ldb@ldb.ods.org>. 2002-11-22 Ulrich Drepper <drepper@redhat.com> * pthread_getspecific.c: Optimize access to first 2nd-level array. * pthread_setspecific.c: Likewise. 2002-11-21 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/i386/createthread.c: Remove CLONE_ flags definitions. Get them from the official place. * sysdeps/unix/sysv/linux/i386/fork.c: Likewise. * sysdeps/unix/sysv/linux/i386/createthread.c: Update CLONE_* flags. Use new CLONE_ flags in clone() calls. * sysdeps/unix/sysv/linux/fork.c: Use ARCH_FORK to actually fork. * sysdeps/unix/sysv/linux/i386/fork.c: New file. * Versions: Add pthread_* functions for libc. * forward.c: New file. * sysdeps/pthread/Makefile (libpthread-sysdeps_routines): Add errno-loc. * herrno.c: New file. * res.c: New file. * Makefile (libpthread-routines): Remove sem_post, sem_wait, sem_trywait, and sem_timedwait. Add herrno and res. * sem_init.c: Don't initialize lock and waiters members. * sem_open.c: Likewise. * sem_post.c: Removed. * sem_wait.c: Removed. * sem_trywait.c: Removed. * sem_timedwait.c: Removed. * sysdeps/unix/sysv/linux/i386/i486/lowlevelsem.S: Complete rewrite. Includes full implementations of sem_post, sem_wait, sem_trywait, and sem_timedwait. * sysdeps/unix/sysv/linux/i386/lowlevelsem.h (lll_sem_post): Adjust for new implementation. * sysdeps/unix/sysv/linux/internaltypes.h (struct sem): Remove lock and waiters fields. * tst-sem3.c: Improve error message. * tst-signal3.c: Likewise. * init.c (__pthread_initialize_minimal): Use set_tid_address syscall to tell the kernel about the termination futex and to initialize tid member. Don't initialize main_thread. * descr.h (struct pthread): Remove main_thread member. * cancelllation.c (__do_cancel): Remove code handling main thread. The main thread is not special anymore. * allocatestack.c (__reclaim_stacks): Mark stacks as unused. Add size of the stacks to stack_cache_actsize. * pt-readv.c: Add missing "defined". * pt-sigwait.c: Likewise. * pt-writev.c: Likewise. 2002-11-09 Ulrich Drepper <drepper@redhat.com> * Versions: Export __connect from libpthread. Patch by Luca Barbieri <ldb@ldb.ods.org>. * Makefile (libpthread-routines): Add pt-raise. * sysdeps/unix/sysv/linux/raise.c: New file. * sysdeps/unix/sysv/linux/pt-raise.c: New file. * sysdeps/generic/pt-raise.c: New file. * pthread_cond_init.c: Initialize all data elements of the condvar structure. Patch by Luca Barbieri <ldb@ldb.ods.org>. * pthread_attr_init.c: Actually implement 2.0 compatibility version. * pthread_create.c: Likewise. * Makefile (tests): Add tst-key1, tst-key2, tst-key3. * tst-key1.c: New file. * tst-key2.c: New file. * tst-key3.c: New file. * Versions: Export pthread_detach for version GLIBC_2.0. Reported by Saurabh Desai <sdesai@austin.ibm.com>. 2002-11-08 Ulrich Drepper <drepper@redhat.com> * pthread_key_create.c: Terminate search after an unused key was found. Patch by Luca Barbieri <ldb@ldb.ods.org>. * sysdeps/unix/sysv/linux/i386/pthread_once.S: Return zero. Patch by Luca Barbieri <ldb@ldb.ods.org>. 2002-10-10 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/i386/i486/lowlevelsem.S: Use slow generic dynamic lookup for errno in PIC. * allocatestack.c (get_cached_stack): Rearrange code slightly to release the stack lock as soon as possible. Call _dl_allocate_tls_init for TCB from the cache to re-initialize the static TLS block. (allocate_stack): Call _dl_allocate_tls_init for user-provided stack. * cancellation.c: Renamed from cancelation.c. * Makefile: Adjust accordingly. * pthreadP.h (CANCELLATION_P): Renamed from CANCELATION_P. * cleanup_defer.c: Use CANCELLATION_P. * pthread_testcancel.c: Likewise. * descr.h: Fix spelling in comments. * init.c: Likewise. * pthread_getattr_np.c: Likewise. * pthread_getschedparam.c: Likewise. * pthread_setschedparam.c: Likewise. * Versions: Likewise. * pt-pselect.c: New file. * Makefile (libpthread-routines): Add pt-pselect. * Versions: Add pselect. * tst-cancel4.c: New file. * Makefile (tests): Add tst-cancel4. 2002-10-09 Ulrich Drepper <drepper@redhat.com> * pthread_mutex_lock.c: Always record lock ownership. * pthread_mutex_timedlock.c: Likewise. * pthread_mutex_trylock.c: Likewise. * pt-readv.c: New file. * pt-writev.c: New file. * pt-creat.c: New file. * pt-msgrcv.c: New file. * pt-msgsnd.c: New file. * pt-poll.c: New file. * pt-select.c: New file. * pt-sigpause.c: New file. * pt-sigsuspend.c: New file. * pt-sigwait.c: New file. * pt-sigwaitinfo.c: New file. * pt-waitid.c: New file. * Makefile (libpthread-routines): Add pt-readv, pt-writev, pt-creat, pt-msgrcv, pt-msgsnd, pt-poll, pt-select, pt-sigpause, pt-sigsuspend, pt-sigwait, pt-sigwaitinfo, and pt-waitid. * Versions: Add all the new functions. * tst-exit1.c: New file. * Makefile (tests): Add tst-exit1. * sem_timedwait.c: Minor optimization for more optimal fastpath. 2002-10-08 Ulrich Drepper <drepper@redhat.com> * pt-fcntl.c: Only enable asynchronous cancellation for F_SETLKW. * pthread_join.c: Enable asynchronous cancellation around lll_wait_tid call. pthread_join is an official cancellation point. * pthread_timedjoin.c: Likewise. * pthread_cond_wait.c: Revert order in which internal lock are dropped and the condvar's mutex are retrieved. * pthread_cond_timedwait.c: Likewise. Reported by dice@saros.East.Sun.COM. 2002-10-07 Ulrich Drepper <drepper@redhat.com> * pthreadP.h: Cut out all type definitions and move them... * sysdeps/unix/sysv/linux/internaltypes.h: ...here. New file. * pthreadP.h: Include <internaltypes.h>. * sysdeps/unix/sysv/linux/i386/lowlevelsem.h (lll_sem_post): Little performance tweaks. * sem_trywait.c: Shuffle #includes around to get right order. * sem_timedwait.c: Likewise. * sem_post.c: Likewise. * sem_wait.c: Likewise. * nptl 0.3 released. * Makefile (tests): Add tst-signal3. * tst-signal3.c: New file. 2002-10-05 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/i386/lowlevelsem.h: Tell the compiler that the asms modify the sem object. (__lll_sem_timedwait): Now takes struct sem* as first parameter. * sysdeps/unix/sysv/linux/i386/bits/semaphore.h (sem_t): Don't expose the actual members. * pthreadP.h (struct sem): New type. Actual semaphore type. * semaphoreP.h: Include pthreadP.h. * sem_getvalue.c: Adjust to sem_t change. * sem_init.c: Likewise. * sem_open.c: Likewise. * sem_post.c: Likewise. * sem_timedwait.c: Likewise. * sem_trywait.c: Likewise. * sem_wait.c: Likewise. 2002-10-04 Ulrich Drepper <drepper@redhat.com> * Makefile (tests): Add tst-basic2, tst-exec1, tst-exec3, tst-exec3. * tst-basic2.c: New file. * tst-exec1.c: New file. * tst-exec2.c: New file. * tst-exec3.c: New file. * tst-fork1.c: Remove extra */. * nptl 0.2 released. The API for IA-32 is complete.
2002-11-26 23:50:54 +01:00
}
if (result == 0)
Update. 2003-06-22 Ulrich Drepper <drepper@redhat.com> * pthreadP.h (__pthread_mutex_init_internal): Mark hidden. (__pthread_mutex_lock_internal): Likewise. (__pthread_mutex_unlock_internal): Likewise. (__pthread_mutex_unlock_usercnt): Declare. * pthread_mutex_destroy.c: Always fail if used in any way. * pthread_mutex_init.c: Update comment. * pthread_mutex_lock.c: If NO_INCR is not defined adjust __nusers. * pthread_mutex_timedlock.c: Adjust __nusers. * pthread_mutex_trylock.c: Adjust __nusers. * pthread_mutex_unlock.c: Old code is in __pthread_mutex_unlock_usercnt and public interfaces are wrapper with pass additional parameter. __pthread_mutex_unlock_usercnt does not adjust __nusers if second parameter zero. * tst-mutex8.c: New file. * Makefile (tests): Add tst-mutex8. * sysdeps/pthread/pthread_cond_timedwait.c: Call __pthread_mutex_unlock_usercnt. * sysdeps/pthread/pthread_cond_wait.c: Likewise. * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S: Likewise. * sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S: Likewise. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S: Likewise. * sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S: Likewise. * sysdeps/unix/sysv/linux/pthread_mutex_cond_lock.c: Define NO_INCR. * sysdeps/unix/sysv/linux/i386/bits/pthreadtypes.h (pthread_mutex_t): Add __nusers. * sysdeps/unix/sysv/linux/ia64/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/powerpc/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/s390/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/sh/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/x86_64/bits/pthreadtypes.h: Likewise. * pthread_mutex_lock.c: Don't store THREAD_ID in __owner, use TID. * pthread_mutex_timedlock.c: Likewise. * pthread_mutex_trylock.c: Adjust __nusers. * pthread_mutex_unlock.c: Compare with TID not THREAD_ID. * tst-mutex9.c: New file. * Makefile (tests): Add tst-mutex9. * sysdeps/i386/tls.h: Remove THREAD_ID definition. * sysdeps/ia64/tls.h: Likewise. * sysdeps/powerpc/tls.h: Likewise. * sysdeps/s390/tls.h: Likewise. * sysdeps/sh/tls.h: Likewise. * sysdeps/x86_64/tls.h: Likewise. * sysdeps/unix/sysv/linux/i386/bits/pthreadtypes.h (pthread_mutex_t): Change type of __owner. * sysdeps/unix/sysv/linux/ia64/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/powerpc/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/s390/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/sh/bits/pthreadtypes.h: Likewise. * sysdeps/unix/sysv/linux/x86_64/bits/pthreadtypes.h: Likewise.
2003-06-23 01:55:27 +02:00
{
/* Record the ownership. */
mutex->__data.__owner = id;
++mutex->__data.__nusers;
}
Initial revision 2002-11-26 Ulrich Drepper <drepper@redhat.com> * allocatestack.c (queue_stack): Don't remove stack from list here. Do it in the caller. Correct condition to prematurely terminate loop to free stacks. (__deallocate_stack): Remove stack from list here. 2002-11-26 Ulrich Drepper <drepper@redhat.com> * Makefile (tests): Add tst-stack1. * tst-stack1.c: New file. * allocatestack.c (allocate_stack): Initialize the TCB on a user provided stack. * pthread_attr_getstack.c: Return bottom of the thread area. 2002-11-25 Ulrich Drepper <drepper@redhat.com> * Makefile (libpthread-routines): Add pt-allocrtsig and pthread_kill_other_threads. * pt-allocrtsig.c: New file. * pthread_kill_other_threads.c: New file. * sysdeps/unix/sysv/linux/allocrtsig.c: Add additional aliases for all three functions. * sysdeps/unix/sysv/linux/Makefile (sysdep_routines): Remove allocrtsig. * sysdeps/unix/sysv/linux/Versions (libc:GLIBC_PRIVATE): Export __libc_current_sigrtmin_private, __libc_current_sigrtmax_private, and __libc_allocate_rtsig_private. * Versions (libpthread): Export pthread_kill_other_threads_np, __libc_current_sigrtmin, and __libc_current_sigrtmax. 2002-11-24 Ulrich Drepper <drepper@redhat.com> * allocatestack.c (allocate_stack): stackaddr in attribute points to the end of the stack. Adjust computations. When mprotect call fails dequeue stack and free it. * pthread_attr_setstack.c: Store top of the stack in stackaddr attribute. * pthread_getattr_np.c: Likewise. * descr.h (IS_DETACHED): Add some more parenthesis to prevent surprises. 2002-11-23 Ulrich Drepper <drepper@redhat.com> * sysdeps/pthread/pthread.h (pthread_self): __THROW must come before attribute definitions. Patch by Luca Barbieri <ldb@ldb.ods.org>. 2002-11-22 Ulrich Drepper <drepper@redhat.com> * pthread_getspecific.c: Optimize access to first 2nd-level array. * pthread_setspecific.c: Likewise. 2002-11-21 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/i386/createthread.c: Remove CLONE_ flags definitions. Get them from the official place. * sysdeps/unix/sysv/linux/i386/fork.c: Likewise. * sysdeps/unix/sysv/linux/i386/createthread.c: Update CLONE_* flags. Use new CLONE_ flags in clone() calls. * sysdeps/unix/sysv/linux/fork.c: Use ARCH_FORK to actually fork. * sysdeps/unix/sysv/linux/i386/fork.c: New file. * Versions: Add pthread_* functions for libc. * forward.c: New file. * sysdeps/pthread/Makefile (libpthread-sysdeps_routines): Add errno-loc. * herrno.c: New file. * res.c: New file. * Makefile (libpthread-routines): Remove sem_post, sem_wait, sem_trywait, and sem_timedwait. Add herrno and res. * sem_init.c: Don't initialize lock and waiters members. * sem_open.c: Likewise. * sem_post.c: Removed. * sem_wait.c: Removed. * sem_trywait.c: Removed. * sem_timedwait.c: Removed. * sysdeps/unix/sysv/linux/i386/i486/lowlevelsem.S: Complete rewrite. Includes full implementations of sem_post, sem_wait, sem_trywait, and sem_timedwait. * sysdeps/unix/sysv/linux/i386/lowlevelsem.h (lll_sem_post): Adjust for new implementation. * sysdeps/unix/sysv/linux/internaltypes.h (struct sem): Remove lock and waiters fields. * tst-sem3.c: Improve error message. * tst-signal3.c: Likewise. * init.c (__pthread_initialize_minimal): Use set_tid_address syscall to tell the kernel about the termination futex and to initialize tid member. Don't initialize main_thread. * descr.h (struct pthread): Remove main_thread member. * cancelllation.c (__do_cancel): Remove code handling main thread. The main thread is not special anymore. * allocatestack.c (__reclaim_stacks): Mark stacks as unused. Add size of the stacks to stack_cache_actsize. * pt-readv.c: Add missing "defined". * pt-sigwait.c: Likewise. * pt-writev.c: Likewise. 2002-11-09 Ulrich Drepper <drepper@redhat.com> * Versions: Export __connect from libpthread. Patch by Luca Barbieri <ldb@ldb.ods.org>. * Makefile (libpthread-routines): Add pt-raise. * sysdeps/unix/sysv/linux/raise.c: New file. * sysdeps/unix/sysv/linux/pt-raise.c: New file. * sysdeps/generic/pt-raise.c: New file. * pthread_cond_init.c: Initialize all data elements of the condvar structure. Patch by Luca Barbieri <ldb@ldb.ods.org>. * pthread_attr_init.c: Actually implement 2.0 compatibility version. * pthread_create.c: Likewise. * Makefile (tests): Add tst-key1, tst-key2, tst-key3. * tst-key1.c: New file. * tst-key2.c: New file. * tst-key3.c: New file. * Versions: Export pthread_detach for version GLIBC_2.0. Reported by Saurabh Desai <sdesai@austin.ibm.com>. 2002-11-08 Ulrich Drepper <drepper@redhat.com> * pthread_key_create.c: Terminate search after an unused key was found. Patch by Luca Barbieri <ldb@ldb.ods.org>. * sysdeps/unix/sysv/linux/i386/pthread_once.S: Return zero. Patch by Luca Barbieri <ldb@ldb.ods.org>. 2002-10-10 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/i386/i486/lowlevelsem.S: Use slow generic dynamic lookup for errno in PIC. * allocatestack.c (get_cached_stack): Rearrange code slightly to release the stack lock as soon as possible. Call _dl_allocate_tls_init for TCB from the cache to re-initialize the static TLS block. (allocate_stack): Call _dl_allocate_tls_init for user-provided stack. * cancellation.c: Renamed from cancelation.c. * Makefile: Adjust accordingly. * pthreadP.h (CANCELLATION_P): Renamed from CANCELATION_P. * cleanup_defer.c: Use CANCELLATION_P. * pthread_testcancel.c: Likewise. * descr.h: Fix spelling in comments. * init.c: Likewise. * pthread_getattr_np.c: Likewise. * pthread_getschedparam.c: Likewise. * pthread_setschedparam.c: Likewise. * Versions: Likewise. * pt-pselect.c: New file. * Makefile (libpthread-routines): Add pt-pselect. * Versions: Add pselect. * tst-cancel4.c: New file. * Makefile (tests): Add tst-cancel4. 2002-10-09 Ulrich Drepper <drepper@redhat.com> * pthread_mutex_lock.c: Always record lock ownership. * pthread_mutex_timedlock.c: Likewise. * pthread_mutex_trylock.c: Likewise. * pt-readv.c: New file. * pt-writev.c: New file. * pt-creat.c: New file. * pt-msgrcv.c: New file. * pt-msgsnd.c: New file. * pt-poll.c: New file. * pt-select.c: New file. * pt-sigpause.c: New file. * pt-sigsuspend.c: New file. * pt-sigwait.c: New file. * pt-sigwaitinfo.c: New file. * pt-waitid.c: New file. * Makefile (libpthread-routines): Add pt-readv, pt-writev, pt-creat, pt-msgrcv, pt-msgsnd, pt-poll, pt-select, pt-sigpause, pt-sigsuspend, pt-sigwait, pt-sigwaitinfo, and pt-waitid. * Versions: Add all the new functions. * tst-exit1.c: New file. * Makefile (tests): Add tst-exit1. * sem_timedwait.c: Minor optimization for more optimal fastpath. 2002-10-08 Ulrich Drepper <drepper@redhat.com> * pt-fcntl.c: Only enable asynchronous cancellation for F_SETLKW. * pthread_join.c: Enable asynchronous cancellation around lll_wait_tid call. pthread_join is an official cancellation point. * pthread_timedjoin.c: Likewise. * pthread_cond_wait.c: Revert order in which internal lock are dropped and the condvar's mutex are retrieved. * pthread_cond_timedwait.c: Likewise. Reported by dice@saros.East.Sun.COM. 2002-10-07 Ulrich Drepper <drepper@redhat.com> * pthreadP.h: Cut out all type definitions and move them... * sysdeps/unix/sysv/linux/internaltypes.h: ...here. New file. * pthreadP.h: Include <internaltypes.h>. * sysdeps/unix/sysv/linux/i386/lowlevelsem.h (lll_sem_post): Little performance tweaks. * sem_trywait.c: Shuffle #includes around to get right order. * sem_timedwait.c: Likewise. * sem_post.c: Likewise. * sem_wait.c: Likewise. * nptl 0.3 released. * Makefile (tests): Add tst-signal3. * tst-signal3.c: New file. 2002-10-05 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/i386/lowlevelsem.h: Tell the compiler that the asms modify the sem object. (__lll_sem_timedwait): Now takes struct sem* as first parameter. * sysdeps/unix/sysv/linux/i386/bits/semaphore.h (sem_t): Don't expose the actual members. * pthreadP.h (struct sem): New type. Actual semaphore type. * semaphoreP.h: Include pthreadP.h. * sem_getvalue.c: Adjust to sem_t change. * sem_init.c: Likewise. * sem_open.c: Likewise. * sem_post.c: Likewise. * sem_timedwait.c: Likewise. * sem_trywait.c: Likewise. * sem_wait.c: Likewise. 2002-10-04 Ulrich Drepper <drepper@redhat.com> * Makefile (tests): Add tst-basic2, tst-exec1, tst-exec3, tst-exec3. * tst-basic2.c: New file. * tst-exec1.c: New file. * tst-exec2.c: New file. * tst-exec3.c: New file. * tst-fork1.c: Remove extra */. * nptl 0.2 released. The API for IA-32 is complete.
2002-11-26 23:50:54 +01:00
out:
return result;
}