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| author | Will Deacon <will.deacon@arm.com> | 2019-02-22 13:03:18 +0000 |
|---|---|---|
| committer | Will Deacon <will.deacon@arm.com> | 2019-04-08 11:59:57 +0100 |
| commit | d51575621f0fd6c6dd62f7b29a0309425681b813 (patch) | |
| tree | ca4f2ee4e68304a591f260c8e31634a012706ba3 /arch/arm64/include/asm/io.h | |
| parent | 7fdae81dd415b14b601952163f7c09c67e9f4e81 (diff) | |
| download | lwn-d51575621f0fd6c6dd62f7b29a0309425681b813.tar.gz lwn-d51575621f0fd6c6dd62f7b29a0309425681b813.zip | |
arm64/io: Remove useless definition of mmiowb()
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.
Acked-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Will Deacon <will.deacon@arm.com>
Diffstat (limited to 'arch/arm64/include/asm/io.h')
| -rw-r--r-- | arch/arm64/include/asm/io.h | 2 |
1 files changed, 0 insertions, 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 |