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author | Davidlohr Bueso <dave@stgolabs.net> | 2015-09-30 13:03:11 -0700 |
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committer | Ingo Molnar <mingo@kernel.org> | 2015-10-06 17:28:19 +0200 |
commit | 63ab7bd0d450b726b88fa4b932f151b98cee2557 (patch) | |
tree | f0c6505750c3e1889e813916778f6f974936d10f /include/asm-generic/mutex-xchg.h | |
parent | 82fc167c392a1700f9adbde639730ee8c8122474 (diff) | |
download | linux-stable-63ab7bd0d450b726b88fa4b932f151b98cee2557.tar.gz linux-stable-63ab7bd0d450b726b88fa4b932f151b98cee2557.tar.bz2 linux-stable-63ab7bd0d450b726b88fa4b932f151b98cee2557.zip |
locking/asm-generic: Add _{relaxed|acquire|release}() variants for inc/dec atomics
Similar to what we have for regular add/sub calls. For now, no actual arch
implements them, so everyone falls back to the default atomics... iow,
nothing changes. These will be used in future primitives.
Signed-off-by: Davidlohr Bueso <dbueso@suse.de>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: Paul E.McKenney <paulmck@linux.vnet.ibm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Will Deacon <will.deacon@arm.com>
Cc: linux-kernel@vger.kernel.org
Link: http://lkml.kernel.org/r/1443643395-17016-2-git-send-email-dave@stgolabs.net
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'include/asm-generic/mutex-xchg.h')
0 files changed, 0 insertions, 0 deletions