---

yaml --- r: 347255 b: refs/heads/master c: 599bf77 h: refs/heads/master i: 347253: 9566243 347251: 0730336 347247: 465d7df v: v3
git-mirror · Dec 19, 2012 · 9dfa405 · 9dfa405
1 parent 93f8347
commit 9dfa405
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Showing 2 changed files with 4 additions and 4 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 71872b5fb2bed294fd5afd900890880e9faa82c1
+refs/heads/master: 599bf77a0d0b253dd94fd058275b05520c6d25db
diff --git a/trunk/arch/xtensa/include/asm/barrier.h b/trunk/arch/xtensa/include/asm/barrier.h
@@ -3,7 +3,7 @@
  * License.  See the file "COPYING" in the main directory of this archive
  * for more details.
  *
- * Copyright (C) 2001 - 2005 Tensilica Inc.
+ * Copyright (C) 2001 - 2012 Tensilica Inc.
  */
 
 #ifndef _XTENSA_SYSTEM_H
@@ -12,8 +12,8 @@
 #define smp_read_barrier_depends() do { } while(0)
 #define read_barrier_depends() do { } while(0)
 
-#define mb()  barrier()
-#define rmb() mb()
+#define mb()  ({ __asm__ __volatile__("memw" : : : "memory"); })
+#define rmb() barrier()
 #define wmb() mb()
 
 #ifdef CONFIG_SMP