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| author | Michal Simek <michal.simek@xilinx.com> | 2015-05-18 13:10:48 +0200 |
|---|---|---|
| committer | Catalin Marinas <catalin.marinas@arm.com> | 2015-05-19 15:27:42 +0100 |
| commit | e985ad17cbbb55e10e2139eb25c087ef92fcdd48 (patch) | |
| tree | f57684325c3f7cb8182da6c673cdc929e43bae7b /arch/arm64/include/asm/io.h | |
| parent | 68234df4ea7939f98431aa81113fbdce10c4a84b (diff) | |
| download | linux-e985ad17cbbb55e10e2139eb25c087ef92fcdd48.tar.gz linux-e985ad17cbbb55e10e2139eb25c087ef92fcdd48.tar.bz2 linux-e985ad17cbbb55e10e2139eb25c087ef92fcdd48.zip | |
arm64: Rename temp variable in read*_relaxed()
This resolves the following sparse warning from readl() and other
macros, which ends up embedding readl_relaxed() using the same
variable.
Warning log:
include/asm-generic/io.h:364:16: warning: symbol '__v' shadows an
earlier one
include/asm-generic/io.h:364:16: originally declared here
include/asm-generic/io.h:372:16: warning: symbol '__v' shadows an
earlier one
include/asm-generic/io.h:372:16: originally declared here
include/asm-generic/io.h:380:16: warning: symbol '__v' shadows an
earlier one
include/asm-generic/io.h:380:16: originally declared here
include/asm-generic/io.h:568:16: warning: symbol '__v' shadows an
earlier one
include/asm-generic/io.h:568:16: originally declared here
include/asm-generic/io.h:576:16: warning: symbol '__v' shadows an
earlier one
include/asm-generic/io.h:576:16: originally declared here
include/asm-generic/io.h:584:16: warning: symbol '__v' shadows an
earlier one
include/asm-generic/io.h:584:16: originally declared here
The same patch was already applied to arm32 as
"ARM: 7118/1: rename temp variable in read*_relaxed()"
(sha1: b0c1264f534a1cb3c52036a23a04d238434a0df6)
Acked-by: Liviu Dudau <Liviu.Dudau@arm.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to 'arch/arm64/include/asm/io.h')
| -rw-r--r-- | arch/arm64/include/asm/io.h | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/arm64/include/asm/io.h b/arch/arm64/include/asm/io.h index 540f7c0aea82..cb18715cc60f 100644 --- a/arch/arm64/include/asm/io.h +++ b/arch/arm64/include/asm/io.h @@ -117,10 +117,10 @@ static inline u64 __raw_readq(const volatile void __iomem *addr) * ordering rules but do not guarantee any ordering relative to Normal memory * accesses. */ -#define readb_relaxed(c) ({ u8 __v = __raw_readb(c); __v; }) -#define readw_relaxed(c) ({ u16 __v = le16_to_cpu((__force __le16)__raw_readw(c)); __v; }) -#define readl_relaxed(c) ({ u32 __v = le32_to_cpu((__force __le32)__raw_readl(c)); __v; }) -#define readq_relaxed(c) ({ u64 __v = le64_to_cpu((__force __le64)__raw_readq(c)); __v; }) +#define readb_relaxed(c) ({ u8 __r = __raw_readb(c); __r; }) +#define readw_relaxed(c) ({ u16 __r = le16_to_cpu((__force __le16)__raw_readw(c)); __r; }) +#define readl_relaxed(c) ({ u32 __r = le32_to_cpu((__force __le32)__raw_readl(c)); __r; }) +#define readq_relaxed(c) ({ u64 __r = le64_to_cpu((__force __le64)__raw_readq(c)); __r; }) #define writeb_relaxed(v,c) ((void)__raw_writeb((v),(c))) #define writew_relaxed(v,c) ((void)__raw_writew((__force u16)cpu_to_le16(v),(c))) |