Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=3a5f10e3708e00c406f154bae412652ec3eb2b48
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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