Michal Hocko 22f2020f84 vmpressure: change vmpressure::sr_lock to spinlock ...

There is nothing that can sleep inside critical sections protected by
this lock and those sections are really small so there doesn't make much
sense to use mutex for them.  Change the log to a spinlock

Signed-off-by: Michal Hocko <mhocko@suse.cz>
Reported-by: Tejun Heo <tj@kernel.org>
Cc: Anton Vorontsov <anton.vorontsov@linaro.org>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Cc: Li Zefan <lizefan@huawei.com>
Reviewed-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

2013-07-31 14:41:03 -07:00

..

backing-dev.c

sysfs.h: add __ATTR_RW() macro

2013-07-16 10:57:36 -07:00

balloon_compaction.c

…

bootmem.c

mm: kill free_all_bootmem_node()

2013-07-03 16:07:39 -07:00

bounce.c

…

cleancache.c

…

compaction.c

…

debug-pagealloc.c

…

dmapool.c

…

fadvise.c

…

failslab.c

…

filemap_xip.c

…

filemap.c

mm: remove unused VM_<READfoo> macros and expand other in-place

2013-07-09 10:33:23 -07:00

fremap.c

…

frontswap.c

…

highmem.c

…

huge_memory.c

thp, mm: avoid PageUnevictable on active/inactive lru lists

2013-07-31 14:41:03 -07:00

hugetlb_cgroup.c

…

hugetlb.c

mm: correctly update zone->managed_pages

2013-07-03 16:07:33 -07:00

hwpoison-inject.c

…

init-mm.c

…

internal.h

mm: remove unused __put_page()

2013-07-09 10:33:22 -07:00

interval_tree.c

…

Kconfig

zswap: add to mm/

2013-07-10 18:11:34 -07:00

Kconfig.debug

…

kmemcheck.c

…

kmemleak-test.c

…

kmemleak.c

…

ksm.c

…

maccess.c

…

madvise.c

…

Makefile

zswap: add to mm/

2013-07-10 18:11:34 -07:00

memblock.c

mm/memblock.c: fix wrong comment in __next_free_mem_range()

2013-07-09 10:33:23 -07:00

memcontrol.c

kernel: delete __cpuinit usage from all core kernel files

2013-07-14 19:36:59 -04:00

memory_hotplug.c

mm/memory_hotplug.c: fix return value of online_pages()

2013-07-09 10:33:25 -07:00

memory-failure.c

mm/memory-failure.c: fix memory leak in successful soft offlining

2013-07-03 16:07:31 -07:00

memory.c

mm: remove unused VM_<READfoo> macros and expand other in-place

2013-07-09 10:33:23 -07:00

mempolicy.c

mm: mempolicy: fix mbind_range() && vma_adjust() interaction

2013-07-31 14:41:02 -07:00

mempool.c

…

migrate.c

…

mincore.c

…

mlock.c

…

mm_init.c

mm: tune vm_committed_as percpu_counter batching size

2013-07-03 16:07:32 -07:00

mmap.c

mm: mempolicy: fix mbind_range() && vma_adjust() interaction

2013-07-31 14:41:02 -07:00

mmu_context.c

…

mmu_notifier.c

treewide: relase -> release

2013-06-28 14:34:33 +02:00

mmzone.c

…

mprotect.c

…

mremap.c

mm: mremap: validate input before taking lock

2013-07-09 10:33:20 -07:00

msync.c

…

nobootmem.c

mm: concentrate modification of totalram_pages into the mm core

2013-07-03 16:07:33 -07:00

nommu.c

mm: remove free_area_cache

2013-07-10 18:11:34 -07:00

oom_kill.c

…

page_alloc.c

mm: honor min_free_kbytes set by user

2013-07-09 10:33:25 -07:00

page_cgroup.c

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page_io.c

mm: remove compressed copy from zram in-memory

2013-07-03 16:07:26 -07:00

page_isolation.c

…

page-writeback.c

kernel: delete __cpuinit usage from all core kernel files

2013-07-14 19:36:59 -04:00

pagewalk.c

…

percpu-km.c

…

percpu-vm.c

…

percpu.c

…

pgtable-generic.c

…

process_vm_access.c

…

quicklist.c

…

readahead.c

…

rmap.c

mm: remove unused VM_<READfoo> macros and expand other in-place

2013-07-09 10:33:23 -07:00

shmem.c

Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security

2013-07-03 14:04:58 -07:00

slab_common.c

Merge branch 'slab/for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/penberg/linux

2013-07-14 15:14:29 -07:00

slab.c

kernel: delete __cpuinit usage from all core kernel files

2013-07-14 19:36:59 -04:00

slab.h

mm/slab: Give s_next and s_stop slab-specific names

2013-07-08 11:02:17 +03:00

slob.c

Merge branch 'slab/for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/penberg/linux

2013-07-14 15:14:29 -07:00

slub.c

kernel: delete __cpuinit usage from all core kernel files

2013-07-14 19:36:59 -04:00

sparse-vmemmap.c

…

sparse.c

mm/sparse.c: put clear_hwpoisoned_pages within CONFIG_MEMORY_HOTREMOVE

2013-07-09 10:33:22 -07:00

swap_state.c

…

swap.c

thp, mm: avoid PageUnevictable on active/inactive lru lists

2013-07-31 14:41:03 -07:00

swapfile.c

swap: discard while swapping only if SWAP_FLAG_DISCARD_PAGES

2013-07-03 16:07:32 -07:00

truncate.c

…

util.c

mm: remove free_area_cache

2013-07-10 18:11:34 -07:00

vmalloc.c

mm/vmalloc.c: fix an overflow bug in alloc_vmap_area()

2013-07-09 10:33:23 -07:00

vmpressure.c

vmpressure: change vmpressure::sr_lock to spinlock

2013-07-31 14:41:03 -07:00

vmscan.c

mm: vmscan: do not scale writeback pages when deciding whether to set ZONE_WRITEBACK

2013-07-09 10:33:23 -07:00

vmstat.c

kernel: delete __cpuinit usage from all core kernel files

2013-07-14 19:36:59 -04:00

zbud.c

mm: zbud: fix condition check on allocation size

2013-07-31 14:41:03 -07:00

zswap.c

zswap: add to mm/

2013-07-10 18:11:34 -07:00