vserver 2.0 rc7

[linux-2.6.git] / include / asm-s390 / atomic.h

diff --git a/include/asm-s390/atomic.h b/include/asm-s390/atomic.h
index 1544a74..d5a05cf 100644 (file)
--- a/include/asm-s390/atomic.h
+++ b/include/asm-s390/atomic.h
@@ -61,6 +61,10 @@ static __inline__ void atomic_sub(int i, atomic_t * v)
 {
               __CS_LOOP(v, i, "sr");
 }
+static __inline__ int atomic_sub_return(int i, atomic_t * v)
+{
+       return __CS_LOOP(v, i, "sr");
+}
 static __inline__ void atomic_inc(volatile atomic_t * v)
 {
               __CS_LOOP(v, 1, "ar");
@@ -69,9 +73,10 @@ static __inline__ int atomic_inc_return(volatile atomic_t * v)
 {
        return __CS_LOOP(v, 1, "ar");
 }
+
 static __inline__ int atomic_inc_and_test(volatile atomic_t * v)
 {
-       return __CS_LOOP(v, 1, "ar") != 0;
+       return __CS_LOOP(v, 1, "ar") == 0;
 }
 static __inline__ void atomic_dec(volatile atomic_t * v)
 {
@@ -144,7 +149,7 @@ static __inline__ long long atomic64_inc_return(volatile atomic64_t * v)
 }
 static __inline__ long long atomic64_inc_and_test(volatile atomic64_t * v)
 {
-       return __CSG_LOOP(v, 1, "agr") != 0;
+       return __CSG_LOOP(v, 1, "agr") == 0;
 }
 static __inline__ void atomic64_dec(volatile atomic64_t * v)
 {