Messages in this thread | | | Date | Fri, 5 Dec 2003 13:55:18 -0700 | From | Jesse Allen <> | Subject | Re: Catching NForce2 lockup with NMI watchdog |
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On Fri, Dec 05, 2003 at 09:18:12PM +0100, cheuche+lkml@free.fr wrote: > With a little patch in arch/i386/kernel/mpparse.c in the acpi section, I > managed to get the timer interrupt back on IO-APIC-edge, maybe the nmi > watchdog could work with the ioapic then ?
Maybe! thanks!
> > With the patch, the interrupt flood on IRQ7 I reported on the nvidia2 > lockups thread also disappeared, but then I noticed something odd when > there is ide activity :
Yeah, I have been writing trace code to try to identify where it fails. Somehow what I did seem to have made IRQ 7 less noisy but I have no idea why? =) So I do think the IRQ is related somehow...
> > There may be something wrong with the timer using apic and the > amd/nforce ide driver does not handle this situation that should not > occur and juste freezes. This is pure speculation of course. > > *Disclaimer* > The modification is certainly not the proper fix, does a wrong thing, > but it shows an interesting behavior, especially it fixed the > interrupt flood on IRQ7 I and some others are able to see. > > Here the little patch of arch/i386/kernel/mpparse.c I used : >
I'll check it out. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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