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From: "Bjoern A. Zeeb" <bz@FreeBSD.org>
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Subject: PERFORCE change 155057 for review
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http://perforce.freebsd.org/chv.cgi?CH=155057

Change 155057 by bz@bz_dumpster on 2008/12/20 15:54:16

	Add {,w}mb().

Affected files ...

.. //depot/projects/s390/sys/s390/include/atomic.h#3 edit

Differences ...

==== //depot/projects/s390/sys/s390/include/atomic.h#3 (text+ko) ====

@@ -17,6 +17,9 @@
 
 #define SERIALIZATION	__asm volatile (SOP ::: "memory")
 
+#define	mb()	SERIALIZATION
+#define	wmb()	SERIALIZATION
+
 /* Not sure if serialization before load is really needed here. */
 #define ATOMIC_CHANGE_32(V,S,OP)			\
 	uint32_t nv, pv;				\