x86/cmpxchg: add a locked add() helper
authorJeremy Fitzhardinge <jeremy@goop.org>
Wed, 28 Sep 2011 18:49:28 +0000 (11:49 -0700)
committerJeremy Fitzhardinge <jeremy@goop.org>
Fri, 25 Nov 2011 18:42:59 +0000 (10:42 -0800)
commit3d94ae0c70a71a9824479366775e2c7679a57d94
tree041c1013f123fb3177bed6b70375fdc4f6c0ddff
parent4a7f340c6a75ec5fca23d9c80a59f3f28cc4a61e
x86/cmpxchg: add a locked add() helper

Mostly to remove some conditional code in spinlock.h.

Signed-off-by: Jeremy Fitzhardinge <jeremy@goop.org>
arch/x86/include/asm/cmpxchg.h
arch/x86/include/asm/spinlock.h