[PATCH] x86-64: Fix constraints in atomic_add_return()

Following i386 from Duncan Sands
Signed-off-by: Andi Kleen <ak@suse.de>

diff --git a/include/asm-x86_64/atomic.h b/include/asm-x86_64/atomic.h
index 007e88d6d43f9ee32e73121c8ff17d3d47047bd1..626d3715fbb50ae64e41ee7535d10053750e4928 100644 (file)
--- a/include/asm-x86_64/atomic.h
+++ b/include/asm-x86_64/atomic.h
@@ -189,9 +189,9 @@ static __inline__ int atomic_add_return(int i, atomic_t *v)
 {
        int __i = i;
        __asm__ __volatile__(
-               LOCK_PREFIX "xaddl %0, %1;"
-               :"=r"(i)
-               :"m"(v->counter), "0"(i));
+               LOCK_PREFIX "xaddl %0, %1"
+               :"+r" (i), "+m" (v->counter)
+               : : "memory");
        return i + __i;
 }