include/asm-*/system.h: remove unused set_rmb(), set_wmb() macros

These don't appear anywhere else in the kernel anymore.

Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
Acked-by: Paul Mundt <lethal@linux-sh.org>
Acked-by: Greg Ungerer <gerg@uclinux.org>
Signed-off-by: Adrian Bunk <bunk@kernel.org>
diff --git a/include/asm-v850/system.h b/include/asm-v850/system.h
index 0de2481..a34ddfa 100644
--- a/include/asm-v850/system.h
+++ b/include/asm-v850/system.h
@@ -66,8 +66,7 @@
 #define rmb()			mb ()
 #define wmb()			mb ()
 #define read_barrier_depends()	((void)0)
-#define set_rmb(var, value)	do { xchg (&var, value); } while (0)
-#define set_mb(var, value)	set_rmb (var, value)
+#define set_mb(var, value)	do { xchg (&var, value); } while (0)
 
 #define smp_mb()	mb ()
 #define smp_rmb()	rmb ()