From: "David S. Miller" <davem@davemloft.net>
To: davej@redhat.com
Cc: ak@suse.de, linux-kernel@vger.kernel.org, mingo@elte.hu
Subject: Re: softlockup interaction with slow consoles
Date: Tue, 21 Feb 2006 12:50:33 -0800 (PST) [thread overview]
Message-ID: <20060221.125033.34277159.davem@davemloft.net> (raw)
In-Reply-To: <20060221202757.GB24159@redhat.com>
From: Dave Jones <davej@redhat.com>
Date: Tue, 21 Feb 2006 15:27:57 -0500
> On Tue, Feb 21, 2006 at 12:19:48PM -0800, David S. Miller wrote:
> > From: Andi Kleen <ak@suse.de>
> > Date: Tue, 21 Feb 2006 21:05:37 +0100
> >
> > > The classic way is to just use touch_nmi_watchdog() somewhere
> > > in the loop that does work. That touches the softwatchdog too
> > > these days.
> >
> > "jiffies" aren't advancing, since interrupts are disabled by
> > release_console_sem(), so that doesn't work.
> >
> > I tried that already :-)
>
> Where did you put it? I hit a similar problem a few months back,
> and this patch did the trick for me..
Not the NMI watchdog, the softlockup watchdog.
next prev parent reply other threads:[~2006-02-21 20:53 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-02-20 21:18 softlockup interaction with slow consoles David S. Miller
2006-02-21 9:09 ` Ingo Molnar
2006-02-21 9:16 ` David S. Miller
2006-02-21 13:49 ` Andi Kleen
2006-02-21 20:01 ` David S. Miller
2006-02-21 20:05 ` Andi Kleen
2006-02-21 20:19 ` David S. Miller
2006-02-21 20:27 ` Dave Jones
2006-02-21 20:50 ` David S. Miller [this message]
2006-02-21 20:43 ` Andi Kleen
2006-02-21 19:23 ` Matt Mackall
2006-02-21 19:58 ` David S. Miller
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