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>

include/asm-blackfin/system.h

@@ -128,9 +128,7 @@ extern unsigned long irq_flags;
 #define mb()   asm volatile (""   : : :"memory")
 #define rmb()  asm volatile (""   : : :"memory")
 #define wmb()  asm volatile (""   : : :"memory")
-#define set_rmb(var, value)    do { (void) xchg(&var, value); } while (0)
-#define set_mb(var, value)     set_rmb(var, value)
-#define set_wmb(var, value)    do { var = value; wmb(); } while (0)
+#define set_mb(var, value) do { (void) xchg(&var, value); } while (0)
 
 #define read_barrier_depends() 		do { } while(0)
 

include/asm-h8300/system.h

@@ -82,8 +82,7 @@ asmlinkage void resume(void);
 #define mb()   asm volatile (""   : : :"memory")
 #define rmb()  asm volatile (""   : : :"memory")
 #define wmb()  asm volatile (""   : : :"memory")
-#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)
 
 #ifdef CONFIG_SMP
 #define smp_mb()	mb()

include/asm-m68knommu/system.h

@@ -104,8 +104,7 @@ asmlinkage void resume(void);
 #define mb()   asm volatile (""   : : :"memory")
 #define rmb()  asm volatile (""   : : :"memory")
 #define wmb()  asm volatile (""   : : :"memory")
-#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)
 
 #ifdef CONFIG_SMP
 #define smp_mb()	mb()

include/asm-sh64/system.h

@@ -62,8 +62,7 @@ extern void __xchg_called_with_bad_pointer(void);
 #define smp_read_barrier_depends()	do { } while (0)
 #endif /* CONFIG_SMP */
 
-#define set_rmb(var, value) do { (void)xchg(&var, value); } while (0)
-#define set_mb(var, value) set_rmb(var, value)
+#define set_mb(var, value) do { (void)xchg(&var, value); } while (0)
 
 /* Interrupt Control */
 #ifndef HARD_CLI

include/asm-v850/system.h

@@ -66,8 +66,7 @@ static inline int irqs_disabled (void)
 #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 ()