diff options
| author |   Nick Piggin <npiggin@suse.de> | 2008-10-18 20:26:58 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2008-10-20 08:52:32 -0700 |
| commit | a978d6f521063514812a7094dbe5036e056e4de3 (patch) | |
| tree | aaaed7caff558d8f9676f8cfd16b50ae6ca99573 /mm/swapfile.c | |
| parent | mm: pagecache insertion fewer atomics (diff) | |
| download | linux-dev-a978d6f521063514812a7094dbe5036e056e4de3.tar.xz linux-dev-a978d6f521063514812a7094dbe5036e056e4de3.zip | |
mm: unlockless reclaim
unlock_page is fairly expensive. It can be avoided in page reclaim
success path. By definition if we have any other references to the page
it would be a bug anyway.
Signed-off-by: Nick Piggin <npiggin@suse.de>
Reviewed-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/swapfile.c')
0 files changed, 0 insertions, 0 deletions