[PATCH] mips: use wmb() instead to replace iobarrier_w()

[Baoquan He]

Otherwise nested including of asm/io.h and asm/mmiowb.h will cause
compiling error.

Signed-off-by: Baoquan He <bhe@xxxxxxxxxx>
---
 arch/mips/include/asm/mmiowb.h | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/arch/mips/include/asm/mmiowb.h b/arch/mips/include/asm/mmiowb.h
index a40824e3ef8e..dd206792abed 100644
--- a/arch/mips/include/asm/mmiowb.h
+++ b/arch/mips/include/asm/mmiowb.h
@@ -2,9 +2,7 @@
 #ifndef _ASM_MMIOWB_H
 #define _ASM_MMIOWB_H
 
-#include <asm/io.h>
-
-#define mmiowb()	iobarrier_w()
+#define mmiowb()	wmb()
 
 #include <asm-generic/mmiowb.h>
 
-- 
2.34.1