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(parent: 6268265) | patch
tile: support atomic64_dec_if_positive()
authorChris Metcalf <cmetcalf@tilera.com>
Fri, 1 Feb 2013 17:37:48 +0000 (12:37 -0500)
committerChris Metcalf <cmetcalf@tilera.com>
Thu, 21 Mar 2013 19:39:37 +0000 (15:39 -0400)
commit8210b76209407d72b5490cc0c1cf09d04b204995
treef680f2877480201116e54da1e6a1af848884d646tree | snapshot
parent6268265d1a3dcb31805b6d73b150501156c7d60dcommit | diff
tile: support atomic64_dec_if_positive()

Use the normal cmpxchg() idiom to implement this functionality.

Signed-off-by: Chris Metcalf <cmetcalf@tilera.com>
arch/tile/Kconfig diff | blob | history
arch/tile/include/asm/atomic.h diff | blob | history
Linux kernel for KaRo TX COM modules