Messages in this thread | | | Date | Tue, 16 Nov 2004 23:35:52 +0000 (GMT) | From | "Maciej W. Rozycki" <> | Subject | Re: 2.6.10-rc1-mm5 |
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On Tue, 16 Nov 2004, Stas Sergeev wrote:
> I don't think it worked. I do not even > claim there is still some bug to that. > But I know that nmi_watchdog=1 worked - > thats for sure. I think there was some > fallback, which is now either broken or
Indeed there was and it still is there, namely the following code:
if (nmi_watchdog != NMI_NONE) nmi_watchdog = NMI_LOCAL_APIC;
in detect_init_APIC().
> disabled intentionally, and that's what > I wanted to find out to make sure that > everything works as expected.
Thanks for your insistence -- it helps. We probably want to rewrite the fallback differently.
> I applied your patch and here are 2 logs - > one from older kernel, one with -mm5 with > patch. Both have nmi_watchdog=1, but the > NMI works only with the old one. > Does this shed some light?
Thanks -- they prove you have no I/O APIC and the quoted fallback should indeed be in effect.
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