summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-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 4dc7253ff5d0..403ea97316cf 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__ */