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Nick Piggin 16dbc6c961 inotify: fix lock ordering wrt do_page_fault's mmap_sem 
Fix inotify lock order reversal with mmap_sem due to holding locks over
copy_to_user.

Signed-off-by: Nick Piggin <npiggin@suse.de>
Reported-by: "Daniel J Blueman" <daniel.blueman@gmail.com>
Tested-by: "Daniel J Blueman" <daniel.blueman@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
 		2008-10-02 15:53:13 -07:00
..
mach-bigsmp x86: APIC: remove apic_write_around(); use alternatives 2008-07-18 12:51:21 +02:00
mach-default x86: convert Dprintk to pr_debug 2008-07-21 21:35:38 +02:00
mach-es7000 x86: APIC: remove apic_write_around(); use alternatives 2008-07-18 12:51:21 +02:00
mach-generic x86: extend and use x86_quirks to clean up NUMAQ code 2008-07-20 09:25:52 +02:00
mach-numaq x86: remove unused file after numaq etc depends on genericarch 2008-07-08 10:38:54 +02:00
mach-rdc321x
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mach-summit x86: fix IBM Summit based systems' phys_cpu_present_map on 32-bit kernels 2008-07-26 14:58:39 +02:00
mach-voyager Merge branch 'generic-ipi' into generic-ipi-for-linus 2008-07-15 21:55:59 +02:00
uv x86, SGI UV: hardcode the TLB flush interrupt system vector 2008-08-20 12:36:03 +02:00
visws x86, VisWS: turn into generic arch, move definitions 2008-07-10 18:55:40 +02:00
xen removed unused #include <linux/version.h>'s 2008-08-23 12:14:12 -07:00
Kbuild Merge git://git.infradead.org/~dwmw2/random-2.6 2008-07-25 12:01:37 -07:00
a.out-core.h
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a.out.h
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acpi.h x86: prevent C-states hang on AMD C1E enabled machines 2008-09-23 11:38:53 +02:00
agp.h
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alternative-asm.h
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alternative.h ftrace: use nops instead of jmp 2008-05-23 20:33:28 +02:00
amd_iommu.h x86, AMD IOMMU: add amd_iommu.h to export functions to the generic x86 dma code 2008-06-27 10:12:21 +02:00
amd_iommu_types.h x86m AMD IOMMU: cleanup: replace LOW_U32 macro with generic lower_32_bits 2008-08-15 13:56:56 +02:00
apic.h x86: convert Dprintk to pr_debug 2008-07-21 21:35:38 +02:00
apicdef.h
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arch_hooks.h x86: add ->pre_time_init to x86_quirks 2008-07-20 09:25:52 +02:00
asm.h x86: use macros from asm.h. 2008-07-09 09:14:12 +02:00
atomic.h
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atomic_32.h
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atomic_64.h x86: correct register constraints for 64-bit atomic operations 2008-08-18 07:47:30 +02:00
auxvec.h
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bios_ebda.h x86: extract common part of head32.c and head64.c into head.c 2008-06-05 15:10:02 +02:00
bitops.h x86, cleanup: fix description of __fls(): __fls(0) is undefined 2008-07-18 14:32:38 +02:00
boot.h
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bootparam.h x86: move reserve_setup_data to setup.c 2008-07-08 13:16:14 +02:00
bug.h
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bugs.h
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byteorder.h
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cache.h
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cacheflush.h
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calgary.h
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calling.h x86 ptrace: unify syscall tracing 2008-07-16 12:15:17 -07:00
checksum.h
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checksum_32.h
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checksum_64.h
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cmpxchg.h
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cmpxchg_32.h
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cmpxchg_64.h x86, 64-bit: add sync_cmpxchg 2008-07-08 13:10:58 +02:00
compat.h
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cpu.h
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cpufeature.h x86: prevent C-states hang on AMD C1E enabled machines 2008-09-23 11:38:53 +02:00
cputime.h
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current.h x86: unify current.h 2008-05-25 08:58:35 +02:00
debugreg.h
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delay.h x86: delay lib unification build fix 2008-07-09 09:13:59 +02:00
desc.h Merge commit 'v2.6.26' into x86/core 2008-07-14 11:37:46 +02:00
desc_defs.h x86, 64-bit: add gate_offset() and gate_segment() macros 2008-07-08 13:10:28 +02:00
device.h dma-mapping: add the device argument to dma_mapping_error() 2008-07-26 12:00:03 -07:00
div64.h remove div_long_long_rem 2008-05-01 08:03:58 -07:00
dma-mapping.h Merge branch 'linus' into core/generic-dma-coherent 2008-07-29 00:07:55 +02:00
dma.h
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dmi.h x86: use acpi_numa_init to parse on 32-bit numa 2008-07-08 10:38:47 +02:00
ds.h
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dwarf2.h x86: Fix compile error with CONFIG_AS_CFI=n 2008-07-15 15:30:29 +02:00
e820.h x86: seperate memtest from init_64.c 2008-07-18 14:10:27 +02:00
edac.h
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efi.h EFI, x86: fix function prototype 2008-08-11 18:50:19 +02:00
elf.h x86/paravirt, 64-bit: make load_gs_index() a paravirt operation 2008-07-08 13:15:58 +02:00
emergency-restart.h
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errno.h
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fb.h
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fcntl.h
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fixmap.h x86/paravirt/xen: add set_fixmap pv_mmu_ops 2008-06-20 15:09:56 +02:00
fixmap_32.h x86: i386: reduce boot fixmap space 2008-07-18 16:17:52 -07:00
fixmap_64.h x86: make 64bit hpet_set_mapping to use ioremap too, v2 2008-07-14 09:24:17 +02:00
floppy.h
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frame.h
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ftrace.h ftrace: copy + paste typo in asm/ftrace.h 2008-07-18 13:14:08 +02:00
futex.h asm-*/futex.h should include linux/uaccess.h 2008-04-30 08:29:52 -07:00
gart.h x86: make only GART code include gart.h 2008-07-11 11:00:54 +02:00
genapic.h
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genapic_32.h x86: fix section mismatch warning - uv_cpu_init 2008-08-22 14:12:20 +02:00
genapic_64.h x86: fix section mismatch warning - uv_cpu_init 2008-08-22 14:12:20 +02:00
geode.h x86, geode-mfgpt: check IRQ before using MFGPT as clocksource 2008-08-15 17:12:32 +02:00
gpio.h x86, RDC321x: remove gpio.h complications 2008-07-26 14:50:51 +02:00
hardirq.h x86: make /proc/stat account for all interrupts 2008-05-25 07:11:49 +02:00
hardirq_32.h
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hardirq_64.h
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highmem.h x86: kill bad_ppro 2008-07-08 10:38:19 +02:00
hpet.h x86: merge tsc calibration 2008-07-09 07:43:25 +02:00
hugetlb.h hugetlb: modular state for hugetlb page size 2008-07-24 10:47:17 -07:00
hw_irq.h x86: Restore proper vector locking during cpu hotplug 2008-08-11 10:37:34 +02:00
hypertransport.h
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i387.h Merge branch 'x86/amd-iommu' into x86/urgent 2008-08-15 13:57:32 +02:00
i8253.h
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i8259.h x86: automatical unification of i8259.c 2008-05-24 16:44:26 +02:00
ia32.h
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ia32_unistd.h
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idle.h x86: prevent stale state of c1e_mask across CPU offline/online 2008-09-23 11:38:52 +02:00
intel_arch_perfmon.h
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io.h x86: fix readb() et al compile error with gcc-3.2.3 2008-08-15 14:30:32 +02:00
io_32.h access_process_vm device memory infrastructure 2008-07-24 10:47:15 -07:00
io_64.h access_process_vm device memory infrastructure 2008-07-24 10:47:15 -07:00
io_apic.h x86: let setup_arch call init_apic_mappings for 32bit 2008-07-08 13:16:04 +02:00
ioctl.h
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ioctls.h
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iommu.h generic, x86: fix add iommu_num_pages helper function 2008-07-29 12:12:48 +02:00
ipcbuf.h
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ipi.h Merge branch 'linus' into cpus4096 2008-07-16 00:29:07 +02:00
irq.h x86: unify irq.h 2008-05-12 21:28:05 +02:00
irq_regs.h
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irq_regs_32.h
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irq_regs_64.h
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irq_vectors.h x86, SGI UV: hardcode the TLB flush interrupt system vector 2008-08-20 12:36:03 +02:00
irqflags.h Merge branch 'auto-ftrace-next' into tracing/for-linus 2008-07-14 16:11:52 +02:00
ist.h
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k8.h
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kdebug.h x86: mmiotrace full patch, preview 1 2008-05-24 11:22:12 +02:00
kexec.h kexec jump: check code size in control page 2008-08-15 08:35:42 -07:00
kgdb.h kgdb, x86_64: fix PS CS SS registers in gdb serial 2008-09-26 10:36:42 -05:00
kmap_types.h
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kprobes.h
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kvm.h KVM: SVM: add tracing support for TDP page faults 2008-07-20 12:40:48 +03:00
kvm_host.h KVM: Use .fixup instead of .text.fixup on __kvm_handle_fault_on_reboot 2008-08-25 17:22:57 +03:00
kvm_para.h x86: KVM guest: Add memory clobber to hypercalls 2008-07-06 11:05:18 +03:00
kvm_x86_emulate.h KVM: x86 emulator: lazily evaluate segment registers 2008-07-20 12:42:35 +03:00
ldt.h
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lguest.h
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lguest_hcall.h
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linkage.h
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local.h
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math_emu.h
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mc146818rtc.h
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mca.h
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mca_dma.h
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mce.h x86 MCE: Fix CPU hotplug problem with multiple multicore AMD CPUs 2008-08-23 17:49:19 +02:00
mman.h x86: add MAP_STACK mmap flag 2008-08-15 11:45:19 -07:00
mmconfig.h x86: mmconf: fix section mismatch warning 2008-08-18 07:49:06 +02:00
mmu.h
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mmu_context.h x86: unify mmu_context.h 2008-07-08 13:10:31 +02:00
mmu_context_32.h x86: unify mmu_context.h 2008-07-08 13:10:31 +02:00
mmu_context_64.h x86: unify mmu_context.h 2008-07-08 13:10:31 +02:00
mmx.h
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mmzone.h
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mmzone_32.h x86: propagate new nonpanic bootmem macros to CONFIG_HAVE_ARCH_BOOTMEM_NODE 2008-08-13 11:57:18 +02:00
mmzone_64.h
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module.h
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mpspec.h Merge branch 'x86/uv' into x86/devel 2008-07-08 12:24:13 +02:00
mpspec_def.h x86: increase MAX_APICS for very large x86-64 configs 2008-07-08 12:23:29 +02:00
msgbuf.h
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msidef.h
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msr-index.h x86: cleanup C1E enabled detection 2008-06-10 15:52:07 +02:00
msr.h x86: msr: fix bogus return values from rdmsr_safe/wrmsr_safe 2008-08-25 22:39:15 -07:00
mtrr.h
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mutex.h
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mutex_32.h
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mutex_64.h
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nmi.h x86: nmi_watchdog - introduce nmi_watchdog_active() helper 2008-07-08 12:51:42 +02:00
nops.h
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numa.h
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numa_32.h x86: introduce init_memory_mapping for 32bit #3 2008-07-08 13:10:33 +02:00
numa_64.h x86: introduce initmem_init for 64 bit 2008-07-08 12:50:14 +02:00
numaq.h x86: fix numaq_tsc_disable calling 2008-07-13 08:19:45 +02:00
olpc.h
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page.h PAGE_ALIGN(): correctly handle 64-bit values on 32-bit architectures 2008-07-24 10:47:21 -07:00
page_32.h x86: merge zones_sizes_init for numa and non numa on 32-bit 2008-07-08 13:16:22 +02:00
page_64.h x86: map UV chipset space - pagetable 2008-07-09 07:43:23 +02:00
param.h
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paravirt.h x86: rename PTE_MASK to PTE_PFN_MASK 2008-07-22 10:43:44 +02:00
parport.h
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pat.h x86: rename pat_wc_enabled to pat_enabled 2008-06-12 10:14:27 +02:00
pci-direct.h PCI/x86: early dump pci conf space v2 2008-06-10 10:59:52 -07:00
pci.h x86: move pci_routirq declaration to pci.h 2008-07-08 09:13:08 +02:00
pci_32.h x86: add compilation checks to pci_unmap_*() macros 2008-06-30 12:22:01 +02:00
pci_64.h
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pda.h x86: remove static boot_cpu_pda array v2 2008-07-08 11:31:25 +02:00
percpu.h x86, percpu: silence section mismatch warnings related to EARLY_PER_CPU variables 2008-08-18 09:10:55 +02:00
pgalloc.h x86/paravirt: add a pgd_alloc/free hooks 2008-07-08 13:11:01 +02:00
pgtable-2level-defs.h
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pgtable-2level.h
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pgtable-3level-defs.h
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pgtable-3level.h x86: rename PTE_MASK to PTE_PFN_MASK 2008-07-22 10:43:44 +02:00
pgtable.h x86: implement pte_special 2008-07-26 12:00:05 -07:00
pgtable_32.h x86: add PTE_FLAGS_MASK 2008-07-22 10:43:45 +02:00
pgtable_64.h x86-64: fix overlap of modules and fixmap areas 2008-08-15 17:31:50 +02:00
poll.h
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posix_types.h
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posix_types_32.h
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posix_types_64.h
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prctl.h
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processor-cyrix.h
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processor-flags.h x86: fix header export, asm-x86/processor-flags.h, CONFIG_* leaks 2008-07-24 12:49:53 +02:00
processor.h x86: invalidate caches before going into suspend 2008-08-15 14:04:30 +02:00
proto.h x86: add flags parameter to reserve_bootmem_generic() 2008-07-08 11:49:49 +02:00
ptrace-abi.h x86 ptrace: unify syscall tracing 2008-07-16 12:15:17 -07:00
ptrace.h x86: break mutual header inclusion 2008-06-02 12:48:23 +02:00
pvclock-abi.h x86: Add structs and functions for paravirt clocksource 2008-06-24 21:02:31 +03:00
pvclock.h x86: Add structs and functions for paravirt clocksource 2008-06-24 21:02:31 +03:00
reboot.h x86: constify data in reboot.c 2008-05-25 08:58:30 +02:00
reboot_fixups.h
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required-features.h x86: add NOPL as a synthetic CPU feature bit 2008-09-05 16:13:52 -07:00
resource.h
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resume-trace.h x86: move tracedata to RODATA 2008-05-25 07:09:47 +02:00
rio.h
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rtc.h
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rwlock.h
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rwsem.h
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scatterlist.h
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seccomp.h
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seccomp_32.h x86: fix incomplete include guard in include/asm-x86/seccomp_32.h 2008-06-02 12:45:28 +02:00
seccomp_64.h x86: more header fixes 2008-06-18 12:27:03 +02:00
sections.h
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segment.h x86: unify and correct the GDT_ENTRY() macro 2008-07-17 11:29:24 -07:00
sembuf.h
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serial.h
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setup.h Merge branches 'x86/urgent', 'x86/amd-iommu', 'x86/apic', 'x86/cleanups', 'x86/core', 'x86/cpu', 'x86/fixmap', 'x86/gart', 'x86/kprobes', 'x86/memtest', 'x86/modules', 'x86/nmi', 'x86/pat', 'x86/reboot', 'x86/setup', 'x86/step', 'x86/unify-pci', 'x86/uv', 'x86/xen' and 'xen-64bit' into x86/for-linus 2008-07-21 16:37:17 +02:00
shmbuf.h
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shmparam.h
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sigcontext.h
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sigcontext32.h
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siginfo.h
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signal.h Fix typos from signal_32/64.h merge 2008-07-18 17:59:13 +02:00
smp.h x86_64: unstatic get_local_pda 2008-07-16 10:55:07 +02:00
socket.h
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sockios.h
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sparsemem.h
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spinlock.h x86: fix spin_is_contended() 2008-08-15 16:26:51 +02:00
spinlock_types.h x86/paravirt: add hooks for spinlock operations 2008-07-16 11:15:52 +02:00
srat.h x86: remove acpi_srat config v2 2008-07-08 15:49:08 +02:00
stacktrace.h
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stat.h
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statfs.h
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string.h
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string_32.h x86: string_32.h: workaround for broken gcc 4.0 2008-05-26 13:36:53 -07:00
string_64.h
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suspend.h
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suspend_32.h x86: more header fixes 2008-06-18 12:27:03 +02:00
suspend_64.h
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swiotlb.h dma-mapping: add the device argument to dma_mapping_error() 2008-07-26 12:00:03 -07:00
sync_bitops.h
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system.h x86: fix savesegment() bug causing crashes on 64-bit 2008-07-11 19:51:47 +02:00
system_64.h
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tce.h
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termbits.h
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termios.h
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therm_throt.h
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thread_info.h clean up duplicated alloc/free_thread_info 2008-07-25 10:53:28 -07:00
time.h x86: merge tsc_init and clocksource code 2008-07-09 07:43:27 +02:00
timer.h x86: rename paravirtualized TSC functions 2008-07-09 07:43:28 +02:00
timex.h
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tlb.h
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tlbflush.h x86: prevent PGE flush from interruption/preemption 2008-05-23 18:16:15 +02:00
topology.h x86: change _node_to_cpumask_ptr to return const ptr 2008-07-13 19:11:58 +02:00
trampoline.h
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traps.h x86: introducing asm-x86/traps.h 2008-07-18 18:51:57 +02:00
tsc.h x86: merge tsc_init and clocksource code 2008-07-09 07:43:27 +02:00
types.h x86: types: use <asm-generic/int-*.h> for the x86 architecture 2008-05-02 16:18:42 -07:00
uaccess.h x86: lockless get_user_pages_fast() 2008-07-26 12:00:06 -07:00
uaccess_32.h x86: define architectural characteristics in uaccess.h. 2008-07-09 09:14:29 +02:00
uaccess_64.h inotify: fix lock ordering wrt do_page_fault's mmap_sem 2008-10-02 15:53:13 -07:00
ucontext.h
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unaligned.h kernel: Move arches to use common unaligned access 2008-04-29 08:06:27 -07:00
unistd.h
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unistd_32.h flag parameters add-on: remove epoll_create size param 2008-07-24 10:47:29 -07:00
unistd_64.h flag parameters add-on: remove epoll_create size param 2008-07-24 10:47:29 -07:00
unwind.h
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user.h
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user32.h
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user_32.h
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user_64.h
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vdso.h x86_64: further cleanup of 32-bit compat syscall mechanisms 2008-07-16 11:08:27 +02:00
vga.h
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vgtod.h
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vic.h
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vm86.h x86: break mutual header inclusion 2008-06-02 12:48:23 +02:00
vmi.h
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vmi_time.h x86: rename paravirtualized TSC functions 2008-07-09 07:43:28 +02:00
voyager.h
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vsyscall.h x86: add notrace annotations to vsyscall. 2008-05-23 20:31:39 +02:00
xor.h
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xor_32.h x86: more header fixes 2008-06-18 12:27:03 +02:00
xor_64.h x86: more header fixes 2008-06-18 12:27:03 +02:00