Re: linux-next: Tree for June 13: IO APIC breakage on HP nx6325

From: Maciej W. Rozycki
Date: Fri Jun 20 2008 - 16:57:22 EST


On Fri, 20 Jun 2008, Thomas Gleixner wrote:

> > Is it now possible at the time check_timer() is called the 8254 has been
> > put in one of the single-shot modes? If so, then additional code has to
> > be put in place either to switch the timer into the periodic mode for the
> > duration of check_timer() or to rearm the timer if in a single-shot mode
> > each time timer_irq_works() is called.
>
> At this point the PIT is in periodic mode.

I had a feeling this was the case -- thanks for your clarification.
Nothing to change in check_timer() as far as this property is concerned
then.

Maciej
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