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| author | Nick Piggin <npiggin@suse.de> | 2008-10-19 07:26:59 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-10-20 19:52:32 +0400 |
| commit | 8413ac9d8c9a1366a4f57880723126cd24e5a5c3 (patch) | |
| tree | fcee6ff670dcfccf895a48e92d27f52902d34301 /Documentation | |
| parent | a978d6f521063514812a7094dbe5036e056e4de3 (diff) | |
| download | linux-8413ac9d8c9a1366a4f57880723126cd24e5a5c3.tar.xz | |
mm: page lock use lock bitops
trylock_page, unlock_page open and close a critical section. Hence,
we can use the lock bitops to get the desired memory ordering.
Also, mark trylock as likely to succeed (and remove the annotation from
callers).
Signed-off-by: Nick Piggin <npiggin@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'Documentation')
0 files changed, 0 insertions, 0 deletions