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SubjectRe: kvm: RCU warning in async pf
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On Mon, 2012-04-16 at 16:08 +0300, Gleb Natapov wrote:
> On Mon, Apr 16, 2012 at 03:05:48PM +0200, Peter Zijlstra wrote:
> > On Mon, 2012-04-16 at 15:58 +0300, Gleb Natapov wrote:
> > > - rcu_irq_enter();
> > > + irq_enter();
> > > exit_idle();
> >
> > Do we really need the exit_idle()? I can't remember other interrupt
> > handlers doing that.
> They do. That's where I got the idea.

Some do.. some don't.. /me goes have a look what this exit_idle nonsense
is all about. Looks to be something broken.


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