Messages in this thread | | | Date | Thu, 22 Sep 2016 23:41:30 +0200 (CEST) | From | Thomas Gleixner <> | Subject | Re: [RFC PATCH v2 3/5] futex: Throughput-optimized (TO) futexes |
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On Thu, 22 Sep 2016, Davidlohr Bueso wrote: > On Thu, 22 Sep 2016, Waiman Long wrote: > > > BTW, my initial attempt for the new futex was to use the same workflow as > > the PI futexes, but use mutex which has optimistic spinning instead of > > rt_mutex. > > Btw, Thomas, do you still have any interest pursuing this for rtmutexes from > -rt into mainline? If so I can resend the patches from a while ago.
Certainly yes. My faint memory tells me that there was some potential issue due to boosting the owner only if it gets scheduled out, but I might be wrong.
Thanks,
tglx
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