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Message-ID: <1451473761-30019-26-git-send-email-mst@redhat.com>
Date: Wed, 30 Dec 2015 15:26:01 +0200
From: "Michael S. Tsirkin" <mst@...hat.com>
To: linux-kernel@...r.kernel.org
Cc: Peter Zijlstra <peterz@...radead.org>,
Arnd Bergmann <arnd@...db.de>, linux-arch@...r.kernel.org,
Andrew Cooper <andrew.cooper3@...rix.com>,
virtualization@...ts.linux-foundation.org,
Stefano Stabellini <stefano.stabellini@...citrix.com>,
"David S. Miller" <davem@...emloft.net>,
Ingo Molnar <mingo@...nel.org>,
Michael Ellerman <mpe@...erman.id.au>,
Andrey Konovalov <andreyknvl@...gle.com>,
sparclinux@...r.kernel.org
Subject: [PATCH 25/34] 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@...hat.com>
---
arch/sparc/include/asm/barrier_64.h | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/arch/sparc/include/asm/barrier_64.h b/arch/sparc/include/asm/barrier_64.h
index 26c3f72..c9f6ee6 100644
--- 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>
--
MST
--
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