Re: [PATCH] Use CC atomic builtins if available [was: Re: TAS patch for building on armel/armhf thumb]

Heikki Linnakangas [2011-12-19 17:09 +0200]:
> One thing that caught my eye: if you use __sync_lock_and_test() to
> implement S_LOCK(), you really should be using __sync_lock_release()
> for S_UNLOCK().

Right, the patch I send does that:

 #define S_UNLOCK(lock) __sync_lock_release(lock)

Martin
--
Martin Pitt                        | http://www.piware.de
Ubuntu Developer (www.ubuntu.com)  | Debian Developer  (www.debian.org)