Re: [PATCH 2/4] locking/rtmutex: Use cmp-cmpxchg

Davidlohr Bueso
2015-06-15T19:37:22Z

On Mon, 2015-06-15 at 11:34 -0700, Jason Low wrote:
> The CCAS technique was typically used in the slow paths for those
> other locks, where the chance of the operation returning false is
> higher.

That is true. Although I really want to use it in patch 4, I guess I
could move the check in there, and thus avoid having it in the fastpath.

Thanks,
Davidlohr