sparc: define __smp_xxx

This defines __smp_xxx barriers for sparc,
for use by virtualization.

smp_xxx barriers are removed as they are
defined correctly by asm-generic/barriers.h

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: David S. Miller <davem@davemloft.net>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>

diff --git a/arch/sparc/include/asm/barrier_64.h b/arch/sparc/include/asm/barrier_64.h
index 26c3f72..c9f6ee6 100644 (file)
--- a/arch/sparc/include/asm/barrier_64.h
+++ b/arch/sparc/include/asm/barrier_64.h
@@ -37,14 +37,14 @@ do {        __asm__ __volatile__("ba,pt     %%xcc, 1f\n\t" \
 #define rmb()  __asm__ __volatile__("":::"memory")
 #define wmb()  __asm__ __volatile__("":::"memory")
 
-#define smp_store_release(p, v)                                                \
+#define __smp_store_release(p, v)                                              \
 do {                                                                   \
        compiletime_assert_atomic_type(*p);                             \
        barrier();                                                      \
        WRITE_ONCE(*p, v);                                              \
 } while (0)
 
-#define smp_load_acquire(p)                                            \
+#define __smp_load_acquire(p)                                          \
 ({                                                                     \
        typeof(*p) ___p1 = READ_ONCE(*p);                               \
        compiletime_assert_atomic_type(*p);                             \
@@ -52,8 +52,8 @@ do {                                                                  \
        ___p1;                                                          \
 })
 
-#define smp_mb__before_atomic()        barrier()
-#define smp_mb__after_atomic() barrier()
+#define __smp_mb__before_atomic()      barrier()
+#define __smp_mb__after_atomic()       barrier()
 
 #include <asm-generic/barrier.h>