ChangeSet 1.2225, 2005/03/31 08:26:30-08:00, [EMAIL PROTECTED]
[PATCH] arm atomic_sub_and_test()
Add a wrapper for atomic_sub_and_test into include/asm-arm/atomic.h
Acked-by: Russell King <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
Signed-off-by: Linus Torvalds <[EMAIL PROTECTED]>
atomic.h | 1 +
1 files changed, 1 insertion(+)
diff -Nru a/include/asm-arm/atomic.h b/include/asm-arm/atomic.h
--- a/include/asm-arm/atomic.h 2005-03-31 10:08:48 -08:00
+++ b/include/asm-arm/atomic.h 2005-03-31 10:08:48 -08:00
@@ -151,6 +151,7 @@
#define atomic_dec_and_test(v) (atomic_sub_return(1, v) == 0)
#define atomic_inc_return(v) (atomic_add_return(1, v))
#define atomic_dec_return(v) (atomic_sub_return(1, v))
+#define atomic_sub_and_test(i, v) (atomic_sub_return(i, v) == 0)
#define atomic_add_negative(i,v) (atomic_add_return(i, v) < 0)
-
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