Commit 3a5f10e3 authored Feb 21, 2007 by Mathieu Desnoyers Committed by Martin Schwidefsky Feb 21, 2007

[S390] add atomic64_xchg to s390



Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

parent de61c934

include/asm-s390/atomic.h

+2 −0

Original line number	Diff line number	Diff line
		@@ -215,6 +215,8 @@ static __inline__ void atomic64_set_mask(unsigned long mask, atomic64_t * v)
		__CSG_LOOP(v, mask, "ogr");
		}

		#define atomic64_xchg(v, new) (xchg(&((v)->counter), new))

		static __inline__ long long atomic64_cmpxchg(atomic64_t *v,
		long long old, long long new)
		{