Re: Backport hr-tick fix into .25/.26

[Peter Zijlstra]

On Tue, 2008-08-19 at 02:31 +0200, Ingo Molnar wrote:
> * Justin Madru <jdm64@xxxxxxxxx> wrote:
> 
> > This commit introduced the bug.
> > commit 8f4d37ec073c17e2d4aa8851df5837d798606d6f
> > sched: high-res preemption tick
> 
> > And this one fixed it
> >
> > commit 31656519e132f6612584815f128c83976a9aaaef
> > sched, x86: clean up hrtick implementation
> 
> hm, the backport of 31656519 is a bit intrusive.
> 
> find below is an (untested!) version of it - i havent even build-tested 
> it. Does it work for you? But this is Greg's call really.
> 

It largely depends on all the new IPI stuff that went into 27 as well,
so I'd be surprised if its easily backportable..

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