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| author | Olof Johansson <olof@lixom.net> | 2014-07-20 01:59:07 +0400 |
|---|---|---|
| committer | Olof Johansson <olof@lixom.net> | 2014-07-20 01:59:07 +0400 |
| commit | 4e9816d012dbc28dc89559261c6ffbf8ffc440dd (patch) | |
| tree | dee9f8b31f3d6d2fb141541da88e1cc1329b017e /arch/mips/include/asm/bitops.h | |
| parent | da98f44f27d81d7fe9a41f69af4fe08c18d13b56 (diff) | |
| parent | 1795cd9b3a91d4b5473c97f491d63892442212ab (diff) | |
| download | linux-4e9816d012dbc28dc89559261c6ffbf8ffc440dd.tar.xz | |
Merge tag 'v3.16-rc5' into next/fixes-non-critical
Linux 3.16-rc5
Diffstat (limited to 'arch/mips/include/asm/bitops.h')
| -rw-r--r-- | arch/mips/include/asm/bitops.h | 11 |
1 files changed, 2 insertions, 9 deletions
diff --git a/arch/mips/include/asm/bitops.h b/arch/mips/include/asm/bitops.h index 6a65d49e2c0d..7c8816f7b7c4 100644 --- a/arch/mips/include/asm/bitops.h +++ b/arch/mips/include/asm/bitops.h @@ -38,13 +38,6 @@ #endif /* - * clear_bit() doesn't provide any barrier for the compiler. - */ -#define smp_mb__before_clear_bit() smp_mb__before_llsc() -#define smp_mb__after_clear_bit() smp_llsc_mb() - - -/* * These are the "slower" versions of the functions and are in bitops.c. * These functions call raw_local_irq_{save,restore}(). */ @@ -120,7 +113,7 @@ static inline void set_bit(unsigned long nr, volatile unsigned long *addr) * * clear_bit() is atomic and may not be reordered. However, it does * not contain a memory barrier, so if it is used for locking purposes, - * you should call smp_mb__before_clear_bit() and/or smp_mb__after_clear_bit() + * you should call smp_mb__before_atomic() and/or smp_mb__after_atomic() * in order to ensure changes are visible on other processors. */ static inline void clear_bit(unsigned long nr, volatile unsigned long *addr) @@ -175,7 +168,7 @@ static inline void clear_bit(unsigned long nr, volatile unsigned long *addr) */ static inline void clear_bit_unlock(unsigned long nr, volatile unsigned long *addr) { - smp_mb__before_clear_bit(); + smp_mb__before_atomic(); clear_bit(nr, addr); } |