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| author | Will Deacon <will.deacon@arm.com> | 2018-06-19 13:53:11 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2018-06-21 12:52:11 +0200 |
| commit | e986a0d6cb36b54838b2f5f8ac2bb5f9baadd977 (patch) | |
| tree | 66e60b08696ba76917576c5f42d93f70fb79f7ae /block | |
| parent | 1c2672b49aa49d4fdc69d4ebbaf959264051e34a (diff) | |
| download | linux-e986a0d6cb36b54838b2f5f8ac2bb5f9baadd977.tar.bz2 | |
locking/atomics, asm-generic/bitops/atomic.h: Rewrite using atomic_*() APIs
The atomic bitops can actually be implemented pretty efficiently using
the atomic_*() ops, rather than explicit use of spinlocks.
Signed-off-by: Will Deacon <will.deacon@arm.com>
Acked-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>
Cc: linux-arm-kernel@lists.infradead.org
Cc: yamada.masahiro@socionext.com
Link: https://lore.kernel.org/lkml/1529412794-17720-7-git-send-email-will.deacon@arm.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'block')
0 files changed, 0 insertions, 0 deletions