Re: [patch] disable NMI watchdog by default

Andi Kleen
2007-03-05T19:55:09Z

On Monday 05 March 2007 18:42, Len Brown wrote:
> On Monday 05 March 2007 07:20, Ingo Molnar wrote:
> >
> > Linus,
> >
> > Andrew sent the patch below (which is now months old and has been in -mm
> > for some time) towards Andi's tree 4 weeks ago, but apparently it fell
> > into a black hole there - the patch is still not upstream!
> >
> > This is a must-have for v2.6.21
>
> I agree.
> There are multiple machines not booting because of nmi_watchdog.
> Some of them are documented here:
> http://bugzilla.kernel.org/show_bug.cgi?id=7839
>
> We used to think this was the "nolapic" bug,
> but it is actually the "nmi_watchdog=0" bug.

I thought that one was worked around by Ingo's patch to not do nmi watchdog
during ACPI methods, wasn't it?

-Andi