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authorNick Piggin <npiggin@suse.de>2008-10-18 20:26:59 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-10-20 08:52:32 -0700
commit8413ac9d8c9a1366a4f57880723126cd24e5a5c3 (patch)
treefcee6ff670dcfccf895a48e92d27f52902d34301 /include/asm-generic/libata-portmap.h
parenta978d6f521063514812a7094dbe5036e056e4de3 (diff)
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 'include/asm-generic/libata-portmap.h')
0 files changed, 0 insertions, 0 deletions