Re: [PATCH RFC] reduce runqueue lock contention

From: Ingo Molnar
Date: Tue Jun 22 2010 - 17:12:00 EST



* Peter Zijlstra <peterz@xxxxxxxxxxxxx> 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 ;-)

This is a truly scary patch.

Ingo
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