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authorYoshinori Sato <ysato@users.sourceforge.jp>2007-05-15 01:41:07 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-05-15 08:54:00 -0700
commitb67405bbbba6bbd28dfd5337b29d5bc5a1140afb (patch)
tree3518c2aa8e6a7c891f9c9f760c04692ba9b82e83 /include/asm-h8300
parent218f0aaee8a6b0e5772b95b154dea5b7701b33aa (diff)
h8300 atomic.h update
add atomic_sub_and_test define. Signed-off-by: Yoshinori Sato <ysato@users.sourceforge.jp> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/asm-h8300')
-rw-r--r--include/asm-h8300/atomic.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/asm-h8300/atomic.h b/include/asm-h8300/atomic.h
index 21f54428c86..b4cf0ea97ed 100644
--- a/include/asm-h8300/atomic.h
+++ b/include/asm-h8300/atomic.h
@@ -37,6 +37,7 @@ static __inline__ int atomic_sub_return(int i, atomic_t *v)
}
#define atomic_sub(i, v) atomic_sub_return(i, v)
+#define atomic_sub_and_test(i,v) (atomic_sub_return(i, v) == 0)
static __inline__ int atomic_inc_return(atomic_t *v)
{