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SubjectRe: nmi_watchdog=2 - Oops with 2.6.8
On Wed, 25 Aug 2004 at 11:26 +0000, Mikael Pettersson wrote:
> I figured that too. Strangely enough, perfctr has been run
> successfully on two CPUID 0xF3x machines, and it didn't hit
> this problem. I have no idea why, yet. Maybe they haven't
> removed IQ_ESCR{0,1} from the Nocona?

I'm suprised too, w/o more information I'll follow strictly
the documentation.

> I don't have physical access to either a Prescott or a Nocona,
> but it it shouldn't be difficult to test. Just set up IQ_ESCR{0,1}
> with a clock-like event and see what happens.

loading oprofile driver must segfault w/o IQ_ESCR0/1 but we don't use
these MSR in oprofile so it can't be used to check if they are
functionnal on nocoma (and no HW to test it too)

regards,
Phe
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