linux-kernel - Re: [PATCH x86] [1/16] Make clocksource watchdog cycle through online CPUs

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Message-Id: <200801041359.56968.ak@suse.de>
Date:	Fri, 4 Jan 2008 13:59:56 +0100
From:	Andi Kleen <ak@...e.de>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	tglx@...utronix.de, linux-kernel@...r.kernel.org
Subject: Re: [PATCH x86] [1/16] Make clocksource watchdog cycle through online CPUs

On Friday 04 January 2008 09:51:24 Ingo Molnar wrote:
> 
> * Andi Kleen <ak@...e.de> wrote:
> 
> > This way it checks if the clocks are synchronized between CPUs too. 
> > This might be able to detect slowly drifting TSCs which only go wrong 
> > over longer time.
> 
> ok, makes sense - applied. Have you seen this trigger in practice?

No, obviously because there are no per CPU timers currently.

-Andi


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