Messages in this thread | | | Date | Fri, 23 Sep 2016 14:26:07 +0200 | From | Peter Zijlstra <> | Subject | Re: [RFC][PATCH] dm: Remove dm_bufio_cond_resched() |
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On Fri, Sep 23, 2016 at 02:17:10PM +0200, Mike Galbraith wrote: > On Fri, 2016-09-23 at 10:00 +0200, Thomas Gleixner wrote: > > On Fri, 23 Sep 2016, Peter Zijlstra wrote: > > > > Is anybody still using PREEMPT_NONE? Most workloads also care about > > > latency to some extend. Lots of code has explicit cond_resched() and > > > doesn't worry. > > > > Dunno. But I bet there are workloads which love it. > > SUSE definitely uses it. I had presumed that was enterprise standard.
Hmm, I thought most distros defaulted to PREEMPT_VOLUNTARY.
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