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| author | Peter Zijlstra <peterz@infradead.org> | 2017-06-07 17:51:27 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2017-08-10 12:29:03 +0200 |
| commit | a9668cd6ee288c4838bc668880ac085be551cac2 (patch) | |
| tree | 5a4b71cef5d9f8acf8f2c67c4c518146b1c49a51 /arch/powerpc/include/asm/barrier.h | |
| parent | locking: Introduce smp_mb__after_spinlock() (diff) | |
| download | linux-a9668cd6ee288c4838bc668880ac085be551cac2.tar.xz linux-a9668cd6ee288c4838bc668880ac085be551cac2.zip | |
locking: Remove smp_mb__before_spinlock()
Now that there are no users of smp_mb__before_spinlock() left, remove
it entirely.
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/powerpc/include/asm/barrier.h')
| -rw-r--r-- | arch/powerpc/include/asm/barrier.h | 7 |
1 files changed, 0 insertions, 7 deletions
diff --git a/arch/powerpc/include/asm/barrier.h b/arch/powerpc/include/asm/barrier.h index 25d42bd3f114..9c601adfc500 100644 --- a/arch/powerpc/include/asm/barrier.h +++ b/arch/powerpc/include/asm/barrier.h @@ -74,13 +74,6 @@ do { \ ___p1; \ }) -/* - * This must resolve to hwsync on SMP for the context switch path. - * See _switch, and core scheduler context switch memory ordering - * comments. - */ -#define smp_mb__before_spinlock() smp_mb() - #include <asm-generic/barrier.h> #endif /* _ASM_POWERPC_BARRIER_H */ |