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db203d53d4
android_kernel_xiaomi_sm8350/mm
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Nick Piggin db203d53d4 mm: tiny-shmem fix lock ordering: mmap_sem vs i_mutex 
tiny-shmem calls do_truncate in shmem_file_setup.  do_truncate takes
i_mutex, and shmem_file_setup is called with mmap_sem held.  However
i_mutex nests outside mmap_sem.

Copy the code in shmem.c to avoid this problem.

[akpm@linux-foundation.org: coding-style fixes]
Signed-off-by: Nick Piggin <npiggin@suse.de>
Reported-and-tested-by: Ingo Molnar <mingo@elte.hu>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Matt Mackall <mpm@selenic.com>
Cc: Hugh Dickins <hugh@veritas.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2008-09-23 08:09:14 -07:00
..
allocpercpu.c mm/allocpercpu.c: make 4 functions static 2008-07-26 12:00:12 -07:00
backing-dev.c
bootmem.c bootmem: fix aligning of node-relative indexes and offsets 2008-08-20 15:40:31 -07:00
bounce.c
dmapool.c
fadvise.c
filemap_xip.c mm: xip/ext2 fix block allocation race 2008-08-20 15:40:32 -07:00
filemap.c VFS: fix dio write returning EIO when try_to_release_page fails 2008-09-02 19:21:37 -07:00
fremap.c mmu-notifiers: core 2008-07-28 16:30:21 -07:00
highmem.c
hugetlb.c allocate structures for reservation tracking in hugetlbfs outside of spinlocks v2 2008-08-12 16:07:28 -07:00
internal.h mm: export prep_compound_page to mm 2008-07-24 10:47:17 -07:00
Kconfig mm: Make generic weak get_user_pages_fast and EXPORT_GPL it 2008-08-12 17:52:53 +10:00
maccess.c
madvise.c madvise: update function comment of madvise_dontneed 2008-07-30 09:41:45 -07:00
Makefile mmu-notifiers: core 2008-07-28 16:30:21 -07:00
memcontrol.c memcg: fix oops in mem_cgroup_shrink_usage 2008-08-12 16:07:28 -07:00
memory_hotplug.c memory-hotplug: add sysfs removable attribute for hotplug memory remove 2008-07-24 10:47:21 -07:00
memory.c mm: rename page trylock 2008-08-04 21:31:34 -07:00
mempolicy.c do_migrate_pages(): remove unused variable 2008-08-12 16:07:29 -07:00
mempool.c
migrate.c mm: rename page trylock 2008-08-04 21:31:34 -07:00
mincore.c
mlock.c mlock() fix return values 2008-08-04 16:58:45 -07:00
mm_init.c mm: mminit_loglevel cannot be __meminitdata anymore 2008-08-20 15:40:30 -07:00
mmap.c mmap: fix petty bug in anonymous shared mmap offset handling 2008-09-03 19:58:53 -07:00
mmu_notifier.c mmu-notifiers: core 2008-07-28 16:30:21 -07:00
mmzone.c mm: mark the correct zone as full when scanning zonelists 2008-09-13 14:41:52 -07:00
mprotect.c mmu-notifiers: core 2008-07-28 16:30:21 -07:00
mremap.c mmu-notifiers: core 2008-07-28 16:30:21 -07:00
msync.c
nommu.c nommu: Provide vmalloc_exec(). 2008-08-04 16:01:47 +09:00
oom_kill.c security: Fix setting of PF_SUPERPRIV by __capable() 2008-08-14 22:59:43 +10:00
page_alloc.c mm/bootmem: silence section mismatch warning - contig_page_data/bootmem_node_data 2008-09-02 19:21:37 -07:00
page_io.c
page_isolation.c Remove '#include <stddef.h>' from mm/page_isolation.c 2008-09-02 09:29:01 +01:00
page-writeback.c mm: spinlock tree_lock 2008-07-26 12:00:06 -07:00
pagewalk.c
pdflush.c pdflush: use time_after() instead of open-coding it 2008-07-25 10:53:28 -07:00
prio_tree.c
quicklist.c mm: size of quicklists shouldn't be proportional to the number of CPUs 2008-09-02 19:21:38 -07:00
readahead.c mm: readahead scan lockless 2008-07-26 12:00:06 -07:00
rmap.c mm: dirty page tracking race fix 2008-08-20 15:40:32 -07:00
shmem_acl.c [PATCH] sanitize ->permission() prototype 2008-07-26 20:53:14 -04:00
shmem.c mm: rename page trylock 2008-08-04 21:31:34 -07:00
slab.c mm: unexport ksize 2008-07-29 23:44:26 +03:00
slob.c mm: unexport ksize 2008-07-29 23:44:26 +03:00
slub.c slub: fixed uninitialized counter in struct kmem_cache_node 2008-09-15 09:49:05 +03:00
sparse-vmemmap.c
sparse.c mm/sparse.c: removed duplicated include 2008-08-12 16:07:30 -07:00
swap_state.c mm: show free swap as signed 2008-08-20 15:40:30 -07:00
swap.c mm: rename page trylock 2008-08-04 21:31:34 -07:00
swapfile.c mm: rename page trylock 2008-08-04 21:31:34 -07:00
thrash.c
tiny-shmem.c mm: tiny-shmem fix lock ordering: mmap_sem vs i_mutex 2008-09-23 08:09:14 -07:00
truncate.c VFS: fix dio write returning EIO when try_to_release_page fails 2008-09-02 19:21:37 -07:00
util.c mm: Make generic weak get_user_pages_fast and EXPORT_GPL it 2008-08-12 17:52:53 +10:00
vmalloc.c Use WARN() in mm/vmalloc.c 2008-07-26 12:00:07 -07:00
vmscan.c mm: rename page trylock 2008-08-04 21:31:34 -07:00
vmstat.c [ARM] Skip memory holes in FLATMEM when reading /proc/pagetypeinfo 2008-08-27 20:09:28 +01:00