From: Andi Kleen <ak@suse.de>
To: "Maciej W. Rozycki" <macro@linux-mips.org>
Cc: Andrew Morton <akpm@osdl.org>, Andi Kleen <ak@suse.de>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] 2.6.9: Only handle system NMIs on the BSP
Date: Wed, 3 Nov 2004 03:49:45 +0100 [thread overview]
Message-ID: <20041103024944.GA8907@wotan.suse.de> (raw)
In-Reply-To: <Pine.LNX.4.58L.0411030125340.32079@blysk.ds.pg.gda.pl>
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
next prev parent reply other threads:[~2004-11-03 2:54 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-11-03 2:07 Maciej W. Rozycki
2004-11-03 2:49 ` Andi Kleen [this message]
2004-11-03 3:04 ` Maciej W. Rozycki
2004-11-03 4:55 ` Andi Kleen
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