[PATCH] svcrpc: gss: server context init failure handling

[linux-2.6-omap-h63xx.git] / include / asm-s390 / atomic.h

diff --git a/include/asm-s390/atomic.h b/include/asm-s390/atomic.h
index d82aedf616fe1d0138cabace33143d725b020fd8..be6fefe223d614e6326c6f210a61a20caa51d0aa 100644 (file)
--- a/include/asm-s390/atomic.h
+++ b/include/asm-s390/atomic.h
@@ -75,6 +75,8 @@ static __inline__ void atomic_set_mask(unsigned long mask, atomic_t * v)
               __CS_LOOP(v, mask, "or");
 }
 
+#define atomic_xchg(v, new) (xchg(&((v)->counter), new))
+
 static __inline__ int atomic_cmpxchg(atomic_t *v, int old, int new)
 {
        __asm__ __volatile__("  cs   %0,%3,0(%2)\n"