From: Andi Kleen <ak@suse.de>
To: Suleiman Souhlal <ssouhlal@freebsd.org>
Subject: Re: [PATCH 0/2] Make the TSC safe to be used by gettimeofday() II
Date: Tue, 14 Nov 2006 12:10:43 +0100
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Cc: Linux Kernel ML <linux-kernel@vger.kernel.org>, vojtech@suse.cz,
       Jiri Bohac <jbohac@suse.cz>
References: <455916A5.2030402@FreeBSD.org> <200611140250.57160.ak@suse.de> <45592497.1080109@FreeBSD.org>
In-Reply-To: <45592497.1080109@FreeBSD.org>
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> 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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