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authorFrederic Weisbecker <fweisbec@gmail.com>2010-05-12 23:19:01 +0200
committerFrederic Weisbecker <fweisbec@gmail.com>2010-05-12 23:20:33 +0200
commita9aa1d02de36b450990b0e25a88fc2ff1c3e6b94 (patch)
tree1f9d19f1642d263e65906a916a48be9339accc73 /arch/powerpc/include/asm/synch.h
parent5671a10e2bc7f99d9157c6044faf8be2ef302361 (diff)
parentb57f95a38233a2e73b679bea4a5453a1cc2a1cc9 (diff)
Merge commit 'v2.6.34-rc7' into perf/nmi
Merge reason: catch up with latest softlockup detector changes.
Diffstat (limited to 'arch/powerpc/include/asm/synch.h')
-rw-r--r--arch/powerpc/include/asm/synch.h12
1 files changed, 8 insertions, 4 deletions
diff --git a/arch/powerpc/include/asm/synch.h b/arch/powerpc/include/asm/synch.h
index 28f6ddbff4cf..d7cab44643c5 100644
--- a/arch/powerpc/include/asm/synch.h
+++ b/arch/powerpc/include/asm/synch.h
@@ -37,11 +37,15 @@ static inline void isync(void)
#endif
#ifdef CONFIG_SMP
-#define ISYNC_ON_SMP "\n\tisync\n"
-#define LWSYNC_ON_SMP stringify_in_c(LWSYNC) "\n"
+#define __PPC_ACQUIRE_BARRIER \
+ START_LWSYNC_SECTION(97); \
+ isync; \
+ MAKE_LWSYNC_SECTION_ENTRY(97, __lwsync_fixup);
+#define PPC_ACQUIRE_BARRIER "\n" stringify_in_c(__PPC_ACQUIRE_BARRIER)
+#define PPC_RELEASE_BARRIER stringify_in_c(LWSYNC) "\n"
#else
-#define ISYNC_ON_SMP
-#define LWSYNC_ON_SMP
+#define PPC_ACQUIRE_BARRIER
+#define PPC_RELEASE_BARRIER
#endif
#endif /* __KERNEL__ */