/*
* clear_bit() doesn't provide any barrier for the compiler.
*/
-#define smp_mb__before_clear_bit() barrier()
-#define smp_mb__after_clear_bit() barrier()
+#define smp_mb__before_clear_bit() smp_mb()
+#define smp_mb__after_clear_bit() smp_mb()
#ifdef CONFIG_SUPERH32
static inline unsigned long ffz(unsigned long word)