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1 parent 3a0adf5 commit 904459aCopy full SHA for 904459a
opal/include/opal/sys/powerpc/atomic.h
@@ -29,7 +29,7 @@
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*/
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#define MB() __asm__ __volatile__("sync" : : : "memory")
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-#define RMB() __asm__ __volatile__("lwsync" : : : "memory")
+#define RMB() __asm__ __volatile__ ("isync" : : : "memory")
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#define WMB() __asm__ __volatile__("lwsync" : : : "memory")
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#define ISYNC() __asm__ __volatile__("isync" : : : "memory")
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