Re: [patch] voluntary-preempt-2.6.9-rc1-bk4-Q4

From: Ingo Molnar
Date: Sun Aug 29 2004 - 14:06:29 EST



* Lee Revell <rlrevell@xxxxxxxxxxx> wrote:

> > -Q4 reverts this change. (this doesnt solve the problems Scott noticed
> > though.)
> >
> > another solution would be to boot Q3 with preempt_hardirqs=0 and then
> > turn on threading for all IRQs but the keyboard.
> >
>
> Nope, neither of these fixes the problem.

i can reproduce a PS2 keyboard problem on a testsystem. It's not clear
yet what the issue is, something in the atkbd.c code changed between
2.6.8.1 and 2.6.9-rc1-bk4 that broke IRQ redirection - even using the P9
hardirq.c code doesnt fix the problem. Investigating it.

Ingo
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