diff options
| author | Will Deacon <will@kernel.org> | 2019-08-29 16:33:23 +0300 |
|---|---|---|
| committer | Will Deacon <will@kernel.org> | 2019-08-30 13:18:37 +0300 |
| commit | 5aad6cdabbf91fd330bd216fe3c93d90f78bc7e7 (patch) | |
| tree | 059fe136b852abbacb2121935c91c1f70033c77d /arch/arm64/include/asm/cmpxchg.h | |
| parent | b32baf91f60fb9c7010bff87e68132f2ce31d9a8 (diff) | |
| download | linux-5aad6cdabbf91fd330bd216fe3c93d90f78bc7e7.tar.xz | |
arm64: atomics: Undefine internal macros after use
We use a bunch of internal macros when constructing our atomic and
cmpxchg routines in order to save on boilerplate. Avoid exposing these
directly to users of the header files.
Reviewed-by: Andrew Murray <andrew.murray@arm.com>
Signed-off-by: Will Deacon <will@kernel.org>
Diffstat (limited to 'arch/arm64/include/asm/cmpxchg.h')
| -rw-r--r-- | arch/arm64/include/asm/cmpxchg.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/cmpxchg.h b/arch/arm64/include/asm/cmpxchg.h index afaba73e0b2c..a1398f2f9994 100644 --- a/arch/arm64/include/asm/cmpxchg.h +++ b/arch/arm64/include/asm/cmpxchg.h @@ -129,6 +129,8 @@ __CMPXCHG_CASE(mb_, 16) __CMPXCHG_CASE(mb_, 32) __CMPXCHG_CASE(mb_, 64) +#undef __CMPXCHG_CASE + #define __CMPXCHG_DBL(name) \ static inline long __cmpxchg_double##name(unsigned long old1, \ unsigned long old2, \ @@ -143,6 +145,8 @@ static inline long __cmpxchg_double##name(unsigned long old1, \ __CMPXCHG_DBL( ) __CMPXCHG_DBL(_mb) +#undef __CMPXCHG_DBL + #define __CMPXCHG_GEN(sfx) \ static inline unsigned long __cmpxchg##sfx(volatile void *ptr, \ unsigned long old, \ |