linux-kernel - Re: [PATCH 1/2] watchdog, nmi: Allow hardlockup to panic by default

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Message-ID: <20110307213716.GT11359@redhat.com>
Date:	Mon, 7 Mar 2011 16:37:16 -0500
From:	Don Zickus <dzickus@...hat.com>
To:	Jack Stone <jwjstone@...tmail.fm>
Cc:	x86@...nel.org, Peter Zijlstra <peterz@...radead.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/2] watchdog, nmi:  Allow hardlockup to panic by default

On Fri, Mar 04, 2011 at 11:15:21PM +0000, Jack Stone wrote:
> On 03/03/2011 20:33, Don Zickus wrote:
> > Add a Kconfig option to allow users to set the hardlockup to panic
> > by default.  Also add in a 'nmi_watchdog=nopanic' to override this.
> > 
> > Signed-off-by: Don Zickus <dzickus@...hat.com>
> >
> [snip]
> > diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
> > index 2b97418..80bd292 100644
> > --- a/lib/Kconfig.debug
> > +++ b/lib/Kconfig.debug
> > @@ -176,6 +176,23 @@ config HARDLOCKUP_DETECTOR
> >  	def_bool LOCKUP_DETECTOR && PERF_EVENTS && HAVE_PERF_EVENTS_NMI && \
> >  		 !ARCH_HAS_NMI_WATCHDOG
> >  
> > +config BOOTPARAM_HARDLOCKUP_PANIC
> > +	bool "Panic (Reboot) On Soft Lockups"
> 
> Did you mean Hard Lockups here?

Yes. Thanks! :-)

Cheers,
Don
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