Messages in this thread Patch in this message | | | From | Will Deacon <> | Subject | [RFC PATCH 05/20] arm64: io: Remove useless definition of mmiowb() | Date | Fri, 22 Feb 2019 18:50:11 +0000 |
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arm64 includes asm-generic/io.h, which provides a dummy definition of mmiowb() if one isn't already provided by the architecture.
Remove the useless definition.
Signed-off-by: Will Deacon <will.deacon@arm.com> --- arch/arm64/include/asm/io.h | 2 -- 1 file changed, 2 deletions(-)
diff --git a/arch/arm64/include/asm/io.h b/arch/arm64/include/asm/io.h index 8bb7210ac286..b807cb9b517d 100644 --- a/arch/arm64/include/asm/io.h +++ b/arch/arm64/include/asm/io.h @@ -124,8 +124,6 @@ static inline u64 __raw_readq(const volatile void __iomem *addr) #define __io_par(v) __iormb(v) #define __iowmb() wmb() -#define mmiowb() do { } while (0) - /* * Relaxed I/O memory access primitives. These follow the Device memory * ordering rules but do not guarantee any ordering relative to Normal memory -- 2.11.0
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