Commit:     3a5f10e3708e00c406f154bae412652ec3eb2b48
Parent:     de61c9341ba144f6f21fdaae48ffbd811fc6637f
Author:     Mathieu Desnoyers <[EMAIL PROTECTED]>
AuthorDate: Wed Feb 21 10:55:59 2007 +0100
Committer:  Martin Schwidefsky <[EMAIL PROTECTED]>
CommitDate: Wed Feb 21 10:55:59 2007 +0100

    [S390] add atomic64_xchg to s390
    Signed-off-by: Mathieu Desnoyers <[EMAIL PROTECTED]>
    Cc: Heiko Carstens <[EMAIL PROTECTED]>
    Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
    Signed-off-by: Martin Schwidefsky <[EMAIL PROTECTED]>
 include/asm-s390/atomic.h |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/include/asm-s390/atomic.h b/include/asm-s390/atomic.h
index af20c74..c17bdbf 100644
--- a/include/asm-s390/atomic.h
+++ b/include/asm-s390/atomic.h
@@ -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)
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