Messages in this thread | | | Date | Mon, 09 Mar 2015 12:07:43 +0100 | From | Sebastian Andrzej Siewior <> | Subject | Re: [PATCH 2/3] locking: ww_mutex: Allow to use rt_mutex instead of mutex for the baselock |
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On 03/09/2015 11:51 AM, Mike Galbraith wrote: > Why do both mutex and rtmutex then exist one might ask? ;-) No big deal > either way though, it's not like it becomes immutable once applied.
You don't choose rtmutex afaik. rtmutex is used by futex (only?) and one of the things it does is PI. On -RT we need PI everywhere therefore we s/mutex/rtmutex/.
> > -Mike
Sebastian
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