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| author | Nick Piggin <nickpiggin@yahoo.com.au> | 2005-11-14 00:07:25 (GMT) |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-11-14 02:14:16 (GMT) |
| commit | 8426e1f6af0fd7f44d040af7263750c5a52f3cc3 (patch) | |
| tree | 827bd2588c2b73d11cea6869de8ff42dba134375 /drivers/block | |
| parent | 4a6dae6d382e9edf3ff440b819e554ed706359bc (diff) | |
| download | linux-fsl-qoriq-8426e1f6af0fd7f44d040af7263750c5a52f3cc3.tar.xz | |
[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 'drivers/block')
0 files changed, 0 insertions, 0 deletions