From 8ac7857406cd9dd14f5da42044f2d4b7cf5b6ae6 Mon Sep 17 00:00:00 2001 From: Will Deacon Date: Fri, 1 Mar 2019 14:03:35 +0000 Subject: [PATCH] nds32/io: Remove useless definition of mmiowb() mmiowb() only makes sense for SMP platforms, so we can remove it entirely for nds32. Signed-off-by: Will Deacon Acked-by: Greentime Hu Signed-off-by: Greentime Hu --- arch/nds32/include/asm/io.h | 2 -- 1 file changed, 2 deletions(-) diff --git a/arch/nds32/include/asm/io.h b/arch/nds32/include/asm/io.h index 71cd226d6863..5ef8ae5ba833 100644 --- a/arch/nds32/include/asm/io.h +++ b/arch/nds32/include/asm/io.h @@ -55,8 +55,6 @@ static inline u32 __raw_readl(const volatile void __iomem *addr) #define __iormb() rmb() #define __iowmb() wmb() -#define mmiowb() __asm__ __volatile__ ("msync all" : : : "memory"); - /* * {read,write}{b,w,l,q}_relaxed() are like the regular version, but * are not guaranteed to provide ordering against spinlocks or memory -- 2.11.0