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Hugh Dickins ae52a2adb5 thp: ksm: free swap when swapcache page is replaced 
When a swapcache page is replaced by a ksm page, it's best to free that
swap immediately.

Reported-by: Andrea Arcangeli <aarcange@redhat.com>
Signed-off-by: Hugh Dickins <hughd@google.com>
Signed-off-by: Andrea Arcangeli <aarcange@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2011-01-13 17:32:38 -08:00
..
backing-dev.c
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs-2.6
2010-10-26 17:58:44 -07:00
bootmem.c
x86, memblock: Replace e820_/_early string with memblock_
2010-08-27 11:13:47 -07:00
bounce.c
bounce: call flush_dcache_page() after bounce_copy_vec()
2010-09-09 18:57:25 -07:00
compaction.c
mm: compaction: perform a faster migration scan when migrating asynchronously
2011-01-13 17:32:34 -08:00
debug-pagealloc.c
generic debug pagealloc
2009-04-01 08:59:13 -07:00
dmapool.c
mm: add a might_sleep_if() to dma_pool_alloc()
2010-10-26 16:52:08 -07:00
fadvise.c
readahead: introduce FMODE_RANDOM for POSIX_FADV_RANDOM
2010-03-06 11:26:25 -08:00
failslab.c
include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h
2010-03-30 22:02:32 +09:00
filemap_xip.c
include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h
2010-03-30 22:02:32 +09:00
filemap.c
mm: remove likely() from grab_cache_page_write_begin()
2011-01-13 17:32:36 -08:00
fremap.c
Avoid pgoff overflow in remap_file_pages
2010-09-25 09:34:58 -07:00
highmem.c
mm,x86: fix kmap_atomic_push vs ioremap_32.c
2010-10-27 18:03:05 -07:00
hugetlb.c
mm/hugetlb.c: avoid double unlock_page() in hugetlb_fault()
2010-12-02 14:51:14 -08:00
hwpoison-inject.c
HWPOISON, hugetlb: support hwpoison injection for hugepage
2010-08-11 09:23:11 +02:00
init-mm.c
mm: provide init_mm mm_context initializer
2010-08-09 20:44:54 -07:00
internal.h
mlock: do not hold mmap_sem for extended periods of time
2011-01-13 17:32:36 -08:00
Kconfig
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/percpu
2010-10-22 17:31:36 -07:00
Kconfig.debug
trivial: improve help text for mm debug config options
2009-09-21 15:14:57 +02:00
kmemcheck.c
kmemcheck: Fix build errors due to missing slab.h
2010-03-30 22:02:32 +09:00
kmemleak-test.c
percpu: clean up percpu variable definitions
2009-06-24 15:13:48 +09:00
kmemleak.c
kmemleak: Fix typo in the comment
2010-08-08 21:57:23 +01:00
ksm.c
thp: ksm: free swap when swapcache page is replaced
2011-01-13 17:32:38 -08:00
maccess.c
MN10300: Save frame pointer in thread_info struct rather than global var
2010-10-27 17:29:01 +01:00
madvise.c
HWPOISON: Add a madvise() injector for soft page offlining
2009-12-16 12:20:00 +01:00
Makefile
percpu: use percpu allocator on UP too
2010-10-02 10:26:05 +03:00
memblock.c
memblock: Annotate memblock functions with __init_memblock
2010-10-11 16:00:52 -07:00
memcontrol.c
memcg: fix wrong VM_BUG_ON() in try_charge()'s mm->owner check
2010-12-30 10:07:06 -08:00
memory_hotplug.c
mm: migration: cleanup migrate_pages API by matching types for offlining and sync
2011-01-13 17:32:34 -08:00
memory-failure.c
mm: migration: allow migration to operate asynchronously and avoid synchronous compaction in the faster path
2011-01-13 17:32:34 -08:00
memory.c
mlock: do not hold mmap_sem for extended periods of time
2011-01-13 17:32:36 -08:00
mempolicy.c
mempolicy: remove tasklist_lock from migrate_pages
2011-01-13 17:32:36 -08:00
mempool.c
mm: remove broken 'kzalloc' mempool
2009-09-22 07:17:35 -07:00
migrate.c
mm: migration: cleanup migrate_pages API by matching types for offlining and sync
2011-01-13 17:32:34 -08:00
mincore.c
mincore: do nested page table walks
2010-05-25 08:06:58 -07:00
mlock.c
mlock: do not hold mmap_sem for extended periods of time
2011-01-13 17:32:36 -08:00
mm_init.c
mm: mminit_loglevel cannot be __meminitdata anymore
2008-08-20 15:40:30 -07:00
mmap.c
install_special_mapping skips security_file_mmap check.
2010-12-15 12:30:36 -08:00
mmu_context.c
exit: fix oops in sync_mm_rss
2010-03-24 16:31:21 -07:00
mmu_notifier.c
include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h
2010-03-30 22:02:32 +09:00
mmzone.c
mm: page allocator: adjust the per-cpu counter threshold when memory is low
2011-01-13 17:32:31 -08:00
mprotect.c
perf_events: Fix perf_counter_mmap() hook in mprotect()
2010-11-09 10:19:38 -08:00
mremap.c
mm: remove pte_*map_nested()
2010-10-26 16:52:08 -07:00
msync.c
sanitize vfs_fsync calling conventions
2010-05-21 18:31:21 -04:00
nommu.c
mlock: do not hold mmap_sem for extended periods of time
2011-01-13 17:32:36 -08:00
oom_kill.c
oom: kill all threads sharing oom killed task's mm
2010-10-26 16:52:05 -07:00
page_alloc.c
mm: set correct numa_zonelist_order string when configured on the kernel command line
2011-01-13 17:32:37 -08:00
page_cgroup.c
kmemleak: Annotate false positive in init_section_page_cgroup()
2010-07-19 11:54:14 +01:00
page_io.c
block: unify flags for struct bio and struct request
2010-08-07 18:20:39 +02:00
page_isolation.c
mm: page_isolation: codeclean fix comment and rm unneeded val init
2010-10-26 16:52:11 -07:00
page-writeback.c
writeback: avoid unnecessary determine_dirtyable_memory call
2011-01-13 17:32:38 -08:00
pagewalk.c
mm: remove call to find_vma in pagewalk for non-hugetlbfs
2010-11-25 06:50:46 +09:00
percpu-km.c
percpu: clear memory allocated with the km allocator
2010-10-02 10:28:42 +03:00
percpu-vm.c
mm: remove gfp mask from pcpu_get_vm_areas
2011-01-13 17:32:34 -08:00
percpu.c
Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial
2011-01-13 10:05:56 -08:00
prio_tree.c
…
quicklist.c
include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h
2010-03-30 22:02:32 +09:00
readahead.c
readahead.c: fix comment
2010-05-25 08:07:00 -07:00
rmap.c
mm/rmap.c: fix comment
2010-12-27 15:14:06 +01:00
shmem.c
fs: icache RCU free inodes
2011-01-07 17:50:26 +11:00
slab.c
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/penberg/slab-2.6
2011-01-10 08:38:01 -08:00
slob.c
kernel: kmem_ptr_validate considered harmful
2011-01-07 17:50:16 +11:00
slub.c
mm: convert sprintf_symbol to %pS
2011-01-13 17:32:33 -08:00
sparse-vmemmap.c
tree-wide: fix comment/printk typos
2010-11-01 15:38:34 -04:00
sparse.c
sparsemem: on no vmemmap path put mem_map on node high too
2010-05-25 08:06:56 -07:00
swap_state.c
include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h
2010-03-30 22:02:32 +09:00
swap.c
fuse: use release_pages()
2010-10-27 18:03:17 -07:00
swapfile.c
block: make blkdev_get/put() handle exclusive access
2010-11-13 11:55:17 +01:00
thrash.c
mm: pass mm to grab_swap_token
2009-06-23 12:50:05 -07:00
truncate.c
Call the filesystem back whenever a page is removed from the page cache
2010-12-02 09:55:21 -05:00
util.c
kernel: kmem_ptr_validate considered harmful
2011-01-07 17:50:16 +11:00
vmalloc.c
vmalloc: remove redundant unlikely()
2011-01-13 17:32:36 -08:00
vmscan.c
mm: kswapd: use the classzone idx that kswapd was using for sleeping_prematurely()
2011-01-13 17:32:37 -08:00
vmstat.c
mm: vmstat: use a single setter function and callback for adjusting percpu thresholds
2011-01-13 17:32:31 -08:00