From: Andi Kleen <ak@suse.de>
To: Daniel Walker <dwalker@mvista.com>
Cc: akpm@linux-foundation.org, eranian@hpl.hp.com,
B.Steinbrink@gmx.de, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/1] i386: fix a hang on stuck nmi watchdog
Date: Sat, 1 Sep 2007 23:45:00 +0200 [thread overview]
Message-ID: <200709012345.00991.ak@suse.de> (raw)
In-Reply-To: <20070901205417.305538884@mvista.com>
On Saturday 01 September 2007 22:54:17 Daniel Walker wrote:
> In the case when an nmi gets stucks the endflag stays equal to zero. This
> causes the busy looping on other cpus to continue, even tho the nmi test
> is done.
>
> On my machine with out the change below the system would hang right after
> check_nmi_watchdog(). The change below just sets endflag prior to checking
> if the test was successful or not.
>
> Signed-off-by: Daniel Walker <dwalker@mvista.com>
Added thanks. I guess it's .23 material.
-Andi
next prev parent reply other threads:[~2007-09-01 21:45 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-09-01 20:54 [PATCH 1/1] i386: fix a hang on stuck nmi watchdog Daniel Walker
2007-09-01 21:33 ` Stephane Eranian
2007-09-01 21:26 ` Daniel Walker
2007-09-01 21:45 ` Andi Kleen [this message]
2007-09-01 22:27 ` Daniel Walker
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