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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>
Fri, 22 Mar 2013 19:47:00 +0000 (15:47 -0400)
Use the normal cmpxchg() idiom to implement this functionality.

Signed-off-by: Chris Metcalf <cmetcalf@tilera.com>
arch/tile/Kconfig patch | blob | history
arch/tile/include/asm/atomic.h patch | blob | history

diff --cc arch/tile/Kconfig
Simple merge
diff --cc arch/tile/include/asm/atomic.h
Simple merge
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