linux-kernel - Re: [Bugme-new] [Bug 11543] New: kernel panic: softlockup in tick

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Message-ID: <20080917131306.GB20626@elte.hu>
Date:	Wed, 17 Sep 2008 15:13:06 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Cyrill Gorcunov <gorcunov@...il.com>
Cc:	j_kernel@...litt.com, Thomas Gleixner <tglx@...utronix.de>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, bugme-daemon@...zilla.kernel.org
Subject: Re: [Bugme-new] [Bug 11543] New: kernel panic: softlockup in
	tick_periodic() ???


> Evetually nmi_watchdog=2 does work right? Though it's not good that 
> we've got 8259 spurious interrupt. Hmm...

well, nmi_watchdog=2 changes the layout of clockevent devices and easily 
switches the system into non-highres non-dynticks mode. So it can hide 
bugs.

	Ingo
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