i386: Remove six-argument specialized implementations
This patch removes the specialized i386 assembly implementations for
fallocate{64}, pselect, and sync_file_range now that i386 have
support for 6 argument syscalls.
This commit is contained in:
Adhemerval Zanella
parent
5be91118f6
commit
96dffc26dc
10
ChangeLog
10
ChangeLog
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@ -1,3 +1,13 @@
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2015-05-20 Adhemerval Zanella <adhemerval.zanella@linaro.org>
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* sysdeps/unix/sysv/linux/i386/Makefile [$(subdir) = misc)]: Remove
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call_pselect6 object.
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[$(subdir) = io]: Remove call_sync_file_range object.
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* sysdeps/unix/sysv/linux/i386/call_pselect6.S: Remove file.
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* sysdeps/unix/sysv/linux/i386/call_sync_file_range.S: Remove file.
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* sysdeps/unix/sysv/linux/i386/pselect.c: Remove file.
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* sysdeps/unix/sysv/linux/i386/sync_file_range.c: Remove file.
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2015-05-20 Wilco Dijkstra <wdijkstr@arm.com>
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* math/s_cproj.c: Add include "math_private.h".
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@ -2,7 +2,7 @@
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default-abi := 32
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ifeq ($(subdir),misc)
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sysdep_routines += ioperm iopl vm86 call_pselect6
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sysdep_routines += ioperm iopl vm86
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endif
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ifeq ($(subdir),elf)
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@ -12,7 +12,7 @@ endif
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# fallocate, posix_fallocate use six-argument inline syscalls.
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ifeq ($(subdir),io)
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sysdep_routines += call_sync_file_range libc-do-syscall
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sysdep_routines += libc-do-syscall
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endif
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# libpthread uses six-argument inline syscalls.
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@ -1,64 +0,0 @@
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/* Copyright (C) 2006-2015 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Ulrich Drepper <drepper@redhat.com>, 2006.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#include <sysdep.h>
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#ifdef __NR_pselect6
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.text
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ENTRY(__call_pselect6)
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.hidden __call_pselect6
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pushl %ebx
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cfi_adjust_cfa_offset (4)
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pushl %esi
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cfi_adjust_cfa_offset (4)
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pushl %edi
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cfi_adjust_cfa_offset (4)
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pushl %ebp
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cfi_adjust_cfa_offset (4)
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cfi_rel_offset (ebp, 0)
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cfi_rel_offset (edi, 4)
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cfi_rel_offset (esi, 8)
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cfi_rel_offset (ebx, 12)
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movl $__NR_pselect6, %eax
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movl 20(%esp), %ebx
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movl 24(%esp), %ecx
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movl 28(%esp), %edx
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movl 32(%esp), %esi
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movl 36(%esp), %edi
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movl 40(%esp), %ebp
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/* The syscall handling cannot handle 6 parameters. Yet. */
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int $0x80
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popl %ebp
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cfi_adjust_cfa_offset (-4)
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cfi_restore (ebp)
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popl %edi
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cfi_adjust_cfa_offset (-4)
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cfi_restore (edi)
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popl %esi
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cfi_adjust_cfa_offset (-4)
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cfi_restore (esi)
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popl %ebx
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cfi_adjust_cfa_offset (-4)
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cfi_restore (ebx)
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ret
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END(__call_pselect6)
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#endif
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@ -1,70 +0,0 @@
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/* Selective file content synch'ing.
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Copyright (C) 2006-2015 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#include <sysdep.h>
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#define _ERRNO_H 1
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#include <bits/errno.h>
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.text
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ENTRY (__call_sync_file_range)
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#ifdef __NR_sync_file_range
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pushl %ebx
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cfi_adjust_cfa_offset (4)
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pushl %esi
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cfi_adjust_cfa_offset (4)
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pushl %edi
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cfi_adjust_cfa_offset (4)
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pushl %ebp
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cfi_adjust_cfa_offset (4)
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movl 20(%esp), %ebx
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cfi_rel_offset (ebx, 12)
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movl 24(%esp), %ecx
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movl 28(%esp), %edx
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movl 32(%esp), %esi
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cfi_rel_offset (esi, 8)
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movl 36(%esp), %edi
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cfi_rel_offset (edi, 4)
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movl 40(%esp), %ebp
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cfi_rel_offset (ebp, 0)
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movl $SYS_ify(sync_file_range), %eax
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ENTER_KERNEL
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popl %ebp
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cfi_adjust_cfa_offset (-4)
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cfi_restore (ebp)
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popl %edi
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cfi_adjust_cfa_offset (-4)
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cfi_restore (edi)
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popl %esi
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cfi_adjust_cfa_offset (-4)
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cfi_restore (esi)
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popl %ebx
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cfi_adjust_cfa_offset (-4)
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cfi_restore (ebx)
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cmpl $-4095, %eax
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jae SYSCALL_ERROR_LABEL
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#else
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movl $-ENOSYS, %eax
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jmp SYSCALL_ERROR_LABEL
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#endif
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ret
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PSEUDO_END (__call_sync_file_range)
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@ -1,18 +0,0 @@
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#include <sys/select.h>
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extern int __call_pselect6 (int nfds, fd_set *readfds, fd_set *writefds,
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fd_set *exceptfds, const struct timespec *timeout,
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void *data) attribute_hidden;
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#define CALL_PSELECT6(nfds, readfds, writefds, exceptfds, timeout, data) \
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({ int r = __call_pselect6 (nfds, readfds, writefds, exceptfds, timeout, \
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data); \
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if (r < 0 && r > -4096) \
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{ \
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__set_errno (-r); \
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r = -1; \
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} \
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r; })
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#include "../pselect.c"
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@ -1,43 +0,0 @@
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/* Selective file content synch'ing.
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Copyright (C) 2006-2015 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#include <errno.h>
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#include <fcntl.h>
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#include <sysdep-cancel.h>
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extern int __call_sync_file_range (int fd, off64_t offset, off64_t nbytes,
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unsigned int flags)
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attribute_hidden;
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int
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sync_file_range (int fd, __off64_t from, __off64_t to, unsigned int flags)
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{
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if (SINGLE_THREAD_P)
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return __call_sync_file_range (fd, from, to, flags);
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int result;
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int oldtype = LIBC_CANCEL_ASYNC ();
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result = __call_sync_file_range (fd, from, to, flags);
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LIBC_CANCEL_RESET (oldtype);
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return result;
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}
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