Please note that diffs are not public domain; they are subject to the
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===================================================================
RCS file: /ftp/cvs/cvsroot/src/sys/arch/x86/include/lock.h,v
rcsdiff: /ftp/cvs/cvsroot/src/sys/arch/x86/include/lock.h,v: warning: Unknown phrases like `commitid ...;' are present.
retrieving revision 1.7
retrieving revision 1.8
diff -u -p -r1.7 -r1.8
--- src/sys/arch/x86/include/lock.h	2004/10/31 10:39:34	1.7
+++ src/sys/arch/x86/include/lock.h	2004/11/25 04:50:48	1.8
@@ -1,4 +1,4 @@
-/*	$NetBSD: lock.h,v 1.7 2004/10/31 10:39:34 yamt Exp $	*/
+/*	$NetBSD: lock.h,v 1.8 2004/11/25 04:50:48 yamt Exp $	*/
 
 /*-
  * Copyright (c) 2000 The NetBSD Foundation, Inc.
@@ -49,16 +49,6 @@
 
 #include <machine/cpufunc.h>
 
-/*
- * compiler barrier: prevent reordering of instructions.
- * XXX something similar will move to <sys/cdefs.h>
- * or thereabouts.
- * This prevents the compiler from reordering code around
- * this "instruction", acting as a sequence point for code generation.
- */
-
-#define __lockbarrier() __asm __volatile("": : :"memory")
-
 #ifdef LOCKDEBUG
 
 extern void __cpu_simple_lock_init(__cpu_simple_lock_t *);