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xtensa: define __smp_xxx

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This defines __smp_xxx barriers for xtensa,
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: Peter Zijlstra (Intel) <peterz@infradead.org>
This commit is contained in:
Michael S. Tsirkin 2015-12-27 15:04:42 +02:00
parent d39886a7d3
commit 1ce790913b
1 changed files with 2 additions and 2 deletions
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4
arch/xtensa/include/asm/barrier.h
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@ -13,8 +13,8 @@
#define rmb() barrier()
#define wmb() mb()
#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>