linux-kernel - Re: [PATCH] x86-64 highres/dyntick support

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Date:	Tue, 08 May 2007 11:58:24 +0200
From:	Thomas Gleixner <tglx@...utronix.de>
To:	Chris Wright <chrisw@...s-sol.org>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	Venkatesh Pallipadi <venkatesh.pallipadi@...el.com>,
	john stultz <johnstul@...ibm.com>, Ingo Molnar <mingo@...e.hu>,
	Arjan van de Ven <arjan@...radead.org>,
	Steven Rostedt <rostedt@...dmis.org>, Andi Kleen <ak@...e.de>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [PATCH] x86-64 highres/dyntick support

On Tue, 2007-05-08 at 02:51 -0700, Chris Wright wrote:
> That's what I was wondering, although i have same setup for 32-bit
> and it behaves as expected with cpu0 taking hpet or pit on irq0
> and lapic timer picked up on the other 3 cpus.
> 
> > > In addition lapic timer is firing there, and I'm seeing a higher
> > > interrupt load than I used to.  This is the same in your set and mine.
> > 
> > Is irq0 _and_ the lapic timer firing ?
> 
> Yes.

Hmm, that's even more strange. Can you please provide the output
of /proc/timer_list ?

	tglx


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