linux-kernel - Re: [PATCH] a patch to fix the cpu-offline-online problem caused by pm

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Date:	Mon, 31 Jan 2011 11:48:25 +0100
From:	Peter Zijlstra <peterz@...radead.org>
To:	Luming Yu <luming.yu@...il.com>
Cc:	LKML <linux-kernel@...r.kernel.org>, Len Brown <lenb@...nel.org>,
	"H. Peter Anvin" <hpa@...or.com>, tglx <tglx@...utronix.de>
Subject: Re: [PATCH] a patch to fix the cpu-offline-online problem caused
 by pm_idle

On Sun, 2011-01-30 at 22:26 -0500, Luming Yu wrote:
> 
> Booting Node 3 Processor 59 APIC 0x75
> Clocksource tsc unstable (delta = -77316000544 ns)
> Switching to clocksource hpet 

I think that's known NHM-EX suckage, it does all kinds of stupid things
in deeper C states that other NHM/WSM chips don't do.

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