Re: [PATCH] 2.4.1-ac1 UP-APIC/NMI watchdog fixes

From: Ingo Molnar (
Date: Thu Feb 01 2001 - 19:37:28 EST

On Thu, 1 Feb 2001, Mikael Pettersson wrote:

> This patch (against 2.4.1-ac1) contains the following fixes:
> * UP-APIC linkage fix: nr_ioapics must be moved from io_apic.c to
> mpparse.c to permit linking the kernel in pure UP-APIC configs.
> * NMI watchdog cleanups: mark setup_apic_nmi_watchdog() as __init,
> fix the K7 init code to not leave any perfctr MSR uninitialised,
> avoid having to check CPU type in NMI handler.
> (Yes, the merged wrmsr(,,-1) is safe for P6.)

thanks Mikael! Did you have a chance to test this on a K7? Does
UP-APIC-NMI-watchdog code truly 'just work' now on the K7?


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