Messages in this thread | | | Subject | Re: [PATCH RFC] reduce runqueue lock contention | From | Peter Zijlstra <> | Date | Wed, 23 Jun 2010 11:10:57 +0200 |
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On Tue, 2010-06-22 at 23:11 +0200, Ingo Molnar wrote: > * Peter Zijlstra <peterz@infradead.org> wrote: > > > So this one boots and builds a kernel on a dual-socket nehalem. > > > > there's still quite a number of XXXs to fix, but I don't think any of the > > races are crashing potential, mostly wrong accounting and scheduling iffies > > like. > > > > But give it a go.. see what it does for you (x86 only for now). > > > > Ingo, any comments other than, eew, scary? :-) > > None, other than a question: which future kernel do you aim it for? I'd prefer > v2.6.50 or later ;-)
Well, assuming it all works out and actually reduces runqueue lock contention we still need to sort out all those XXXs in there, I'd say at the soonest somewhere near .38/.39 or so.
Its definitely not something we should rush in.
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