Re: [PATCH] 2.6.9: Only handle system NMIs on the BSP

From: Andi Kleen
Date: Tue Nov 02 2004 - 21:55:45 EST


On Wed, Nov 03, 2004 at 02:07:43AM +0000, Maciej W. Rozycki wrote:
> Hello,
>
> While discussing races in the NMI handler's trailer fiddling with RTC
> registers, I've discovered we incorrectly attempt to handle NMIs coming
> from the system (memory errors, IOCHK# assertions, etc.) with all
> processors even though the interrupts are only routed to the bootstrap
> processor. If one of these events coincides with a NMI watchdog tick it

Where is this documented/guaranteed that only APs get such NMIs?

I don't see such a guarantee in the AMD documentation for example ...

-Andi
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