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-rw-r--r--include/asm-arm/bitops.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/include/asm-arm/bitops.h b/include/asm-arm/bitops.h
index 4edd4dc40c5..c1adc6b3e86 100644
--- a/include/asm-arm/bitops.h
+++ b/include/asm-arm/bitops.h
@@ -21,8 +21,8 @@
#include <asm/system.h>
-#define smp_mb__before_clear_bit() do { } while (0)
-#define smp_mb__after_clear_bit() do { } while (0)
+#define smp_mb__before_clear_bit() mb()
+#define smp_mb__after_clear_bit() mb()
/*
* These functions are the basis of our bit ops.