patch-2.4.10 linux/include/asm-sh/atomic.h
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- Lines: 11
- Date:
Sat Sep 8 12:29:09 2001
- Orig file:
v2.4.9/linux/include/asm-sh/atomic.h
- Orig date:
Tue Oct 3 09:24:40 2000
diff -u --recursive --new-file v2.4.9/linux/include/asm-sh/atomic.h linux/include/asm-sh/atomic.h
@@ -93,4 +93,10 @@
restore_flags(flags);
}
+/* Atomic operations are already serializing on SH */
+#define smp_mb__before_atomic_dec() barrier()
+#define smp_mb__after_atomic_dec() barrier()
+#define smp_mb__before_atomic_inc() barrier()
+#define smp_mb__after_atomic_inc() barrier()
+
#endif /* __ASM_SH_ATOMIC_H */
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