linux-kernel - Re: [patch 2/3] pvclock: detect watchdog reset at pvclock read

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Message-ID: <20131009012230.GA27210@amt.cnet>
Date:	Tue, 8 Oct 2013 22:22:30 -0300
From:	Marcelo Tosatti <mtosatti@...hat.com>
To:	Paolo Bonzini <pbonzini@...hat.com>
Cc:	kvm@...r.kernel.org, dzickus@...hat.com, gleb@...hat.com,
	linux-kernel@...r.kernel.org
Subject: Re: [patch 2/3] pvclock: detect watchdog reset at pvclock read

On Tue, Oct 08, 2013 at 11:58:10AM +0200, Paolo Bonzini wrote:
> Il 08/10/2013 03:05, Marcelo Tosatti ha scritto:
> > +void pvclock_touch_watchdogs(void)
> > +{
> > +	touch_softlockup_watchdog_sync();
> > +	clocksource_touch_watchdog();
> > +	rcu_cpu_stall_reset();
> > +	reset_hung_task_detector();
> > +}
> > +
> 
> Should this function be in kernel/ instead?  It's not really
> pvclock-specific.
> 
> Paolo

kernel/watchdog.c is configurable via CONFIG_LOCKUP_DETECTOR, so its not
appropriate.

And, the choice of watchdogs to reset might be different for the caller.

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