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-rw-r--r--include/asm-alpha/atomic.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/asm-alpha/atomic.h b/include/asm-alpha/atomic.h
index cb03bbe92cdf..fc77f7413083 100644
--- a/include/asm-alpha/atomic.h
+++ b/include/asm-alpha/atomic.h
@@ -176,6 +176,7 @@ static __inline__ long atomic64_sub_return(long i, atomic64_t * v)
}
#define atomic_cmpxchg(v, o, n) ((int)cmpxchg(&((v)->counter), (o), (n)))
+#define atomic_xchg(v, new) (xchg(&((v)->counter), new))
#define atomic_add_unless(v, a, u) \
({ \
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