linux-kernel - Re: [PATCH 0/2] Make the TSC safe to be used by gettimeofday() II

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Message-Id: <200611141210.43520.ak@suse.de>
Date:	Tue, 14 Nov 2006 12:10:43 +0100
From:	Andi Kleen <ak@...e.de>
To:	Suleiman Souhlal <ssouhlal@...ebsd.org>
Cc:	Linux Kernel ML <linux-kernel@...r.kernel.org>, vojtech@...e.cz,
	Jiri Bohac <jbohac@...e.cz>
Subject: Re: [PATCH 0/2] Make the TSC safe to be used by gettimeofday() II


> I was not able to make vgettimeofday use vgetcpu(). It seemed like vgetcpu()
> was not returning the same value as smp_processor_id() would, so the 
> values I'd get with vgettimeofday() did not completely agree with the 
> ones from gettimeofday(2). I didn't have the chance to investigate more.

I investigated now.  You got cpu hotplug disabled, right? 
The code currently only works with cpu hotplug enabled. Will fix.

-Andi
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