summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorKyle McMartin <kyle@parisc-linux.org>2006-03-29 19:47:32 -0500
committerKyle McMartin <kyle@hera.kernel.org>2006-03-30 17:48:59 +0000
commit4da9f131a74d12de56c44da6d522a9116da06805 (patch)
tree920ca1331e8d1a4658fb44269c4d6ebbbc30a390
parenta2d33807061133c8bb5cf515eec16e6900f26bc6 (diff)
[PARISC] Add atomic_sub_and_test
Define atomic_sub_and_test to fix build failures. Signed-off-by: Kyle McMartin <kyle@parisc-linux.org>
-rw-r--r--include/asm-parisc/atomic.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/asm-parisc/atomic.h b/include/asm-parisc/atomic.h
index 4dc7253ff5d..403ea97316c 100644
--- a/include/asm-parisc/atomic.h
+++ b/include/asm-parisc/atomic.h
@@ -210,6 +210,8 @@ static __inline__ int atomic_read(const atomic_t *v)
#define atomic_dec_and_test(v) (atomic_dec_return(v) == 0)
+#define atomic_sub_and_test(i,v) (atomic_sub_return((i),(v)) == 0)
+
#define ATOMIC_INIT(i) ((atomic_t) { (i) })
#define smp_mb__before_atomic_dec() smp_mb()
@@ -267,6 +269,7 @@ atomic64_read(const atomic64_t *v)
#define atomic64_inc_and_test(v) (atomic64_inc_return(v) == 0)
#define atomic64_dec_and_test(v) (atomic64_dec_return(v) == 0)
+#define atomic64_sub_and_test(i,v) (atomic64_sub_return((i),(v)) == 0)
#endif /* __LP64__ */