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Subject: Re: [PATCH -tip -v5] irq_work: generic hard-irq context callbacks
From: Peter Zijlstra <peterz@infradead.org>
To: Paul Mackerras <paulus@samba.org>
Cc: Huang Ying <ying.huang@intel.com>, Ingo Molnar <mingo@elte.hu>,
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Date: Tue, 21 Sep 2010 20:20:51 +0200
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On Tue, 2010-09-21 at 13:05 +1000, Paul Mackerras wrote:
> On Mon, Sep 20, 2010 at 11:13:01AM +0200, Peter Zijlstra wrote:
> > On Mon, 2010-09-20 at 14:20 +1000, Paul Mackerras wrote:
> > > Actually these days we do it by setting the decrementer (the built-in
> > > timer facility) to generate an interrupt immediately (well, within one
> > > timebase tick, i.e. a small number of nanoseconds).
> > 
> > Then that is something that wants curing I guess.. 
> 
> Curing?  Why?  How?

Sorry, I got my head in a twist, its fine.