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| author |   Nick Piggin <nickpiggin@yahoo.com.au> | 2005-11-13 16:07:25 -0800 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@g5.osdl.org> | 2005-11-13 18:14:16 -0800 |
| commit | 8426e1f6af0fd7f44d040af7263750c5a52f3cc3 (patch) | |
| tree | 827bd2588c2b73d11cea6869de8ff42dba134375 /include/asm-cris/io.h | |
| parent | [PATCH] atomic: cmpxchg (diff) | |
| download | linux-dev-8426e1f6af0fd7f44d040af7263750c5a52f3cc3.tar.xz linux-dev-8426e1f6af0fd7f44d040af7263750c5a52f3cc3.zip | |
[PATCH] atomic: inc_not_zero
Introduce an atomic_inc_not_zero operation. Make this a special case of
atomic_add_unless because lockless pagecache actually wants
atomic_inc_not_negativeone due to its offset refcount.
Signed-off-by: Nick Piggin <npiggin@suse.de>
Cc: "Paul E. McKenney" <paulmck@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/asm-cris/io.h')
0 files changed, 0 insertions, 0 deletions