Re: 2.5.68-mmX: Drowning in irq 7: nobody cared!

From: Alan Cox (alan@lxorguk.ukuu.org.uk)
Date: Tue May 06 2003 - 10:07:00 EST


On Maw, 2003-05-06 at 16:17, Andrew Morton wrote:
> Alan Cox <alan@lxorguk.ukuu.org.uk> wrote:
> >
> > With APIC at least it doesnt suprise me the least. The IRQ hack seems
> > extremely racey.
>
> Good point. How about we do something like "if half of the past 1000
> interrupts weren't handled then try to kill the IRQ"?

And if its a sound card generating close pairs of IRQs you might still
trip. It seems the heuristic is more complicated

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