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| author | Andrea Parri <parri.andrea@gmail.com> | 2018-02-22 10:24:29 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2018-02-23 08:38:15 +0100 |
| commit | 79d442461df7478cdd0c50d9b8a76f431f150fa3 (patch) | |
| tree | 53ec8c34409ef60806faae9ee2bdff17c301875f /Documentation/crypto | |
| parent | locking/xchg/alpha: Add unconditional memory barrier to cmpxchg() (diff) | |
| download | linux-79d442461df7478cdd0c50d9b8a76f431f150fa3.tar.xz linux-79d442461df7478cdd0c50d9b8a76f431f150fa3.zip | |
locking/xchg/alpha: Clean up barrier usage by using smp_mb() in place of __ASM__MB
Replace each occurrence of __ASM__MB with a (trailing) smp_mb() in
xchg(), cmpxchg(), and remove the now unused __ASM__MB definitions;
this improves readability, with no additional synchronization cost.
Suggested-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Andrea Parri <parri.andrea@gmail.com>
Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: Alan Stern <stern@rowland.harvard.edu>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Matt Turner <mattst88@gmail.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Richard Henderson <rth@twiddle.net>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: linux-alpha@vger.kernel.org
Link: http://lkml.kernel.org/r/1519291469-5702-1-git-send-email-parri.andrea@gmail.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'Documentation/crypto')
0 files changed, 0 insertions, 0 deletions