Date: Thu, 24 May 2012 22:06:00 +0000 (UTC) From: Marcel Moolenaar <marcel@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r235942 - head/sys/powerpc/include Message-ID: <201205242206.q4OM60Nl063117@svn.freebsd.org>
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Author: marcel Date: Thu May 24 22:06:00 2012 New Revision: 235942 URL: http://svn.freebsd.org/changeset/base/235942 Log: Revert isync for ILP32 to sync as per my original change that I discussed with Nathan. Leave __ATOMIC_ACQ as an isync as per Nathan. Modified: head/sys/powerpc/include/atomic.h Modified: head/sys/powerpc/include/atomic.h ============================================================================== --- head/sys/powerpc/include/atomic.h Thu May 24 22:00:48 2012 (r235941) +++ head/sys/powerpc/include/atomic.h Thu May 24 22:06:00 2012 (r235942) @@ -54,10 +54,10 @@ #define __ATOMIC_REL() __asm __volatile("lwsync" : : : "memory") #define __ATOMIC_ACQ() __asm __volatile("lwsync" : : : "memory") #else -#define mb() __asm __volatile("isync" : : : "memory") -#define rmb() __asm __volatile("isync" : : : "memory") -#define wmb() __asm __volatile("isync" : : : "memory") -#define __ATOMIC_REL() __asm __volatile("isync" : : : "memory") +#define mb() __asm __volatile("sync" : : : "memory") +#define rmb() __asm __volatile("sync" : : : "memory") +#define wmb() __asm __volatile("sync : : : "memory") +#define __ATOMIC_REL() __asm __volatile("sync" : : : "memory") #define __ATOMIC_ACQ() __asm __volatile("isync" : : : "memory") #endif
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