Re: x86_64 NMI watchdog breakage in 2.6.12-rc2-mm3

From: Andi Kleen
Date: Tue Apr 19 2005 - 08:09:38 EST


> This is wrong because in general the number of actual CPUs is _less_
> than the number of configured CPUs (== NR_CPUS). Hence the code will
> now check the NMI counts of non-existent CPUs, complain that they are
> stuck, and disable the NMI watchdog. Actually the disablement is broken
> in this case, but that's a different issue.

Yes, I know. I have it already fixed in my tree, together with a lot
of other NMI watchdog bugs (including some long standing ones inherited
from i386) I will post the full patchkit later.

Andrew, please dont apply any nmi watchdog changes for x86-64 right now.
I will fix the current breakage before .12

-Andi

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