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

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Message-Id: <200611141930.17860.ak@suse.de>
Date:	Tue, 14 Nov 2006 19:30:17 +0100
From:	Andi Kleen <ak@...e.de>
To:	Suleiman Souhlal <ssouhlal@...ebsd.org>
Cc:	Shem Multinymous <multinymous@...il.com>,
	Linux Kernel ML <linux-kernel@...r.kernel.org>,
	vojtech@...e.cz, Jiri Bohac <jbohac@...e.cz>,
	Nigel Cunningham <ncunningham@...lades.com>,
	Pavel Machek <pavel@...e.cz>
Subject: Re: [PATCH 0/2] Make the TSC safe to be used by gettimeofday().

 
> I have to admit that I didn't really design this patch with 
> suspend/resume in mind, and that I'm not too familiar with how they work.
> 
> Do the HPET/ACPI timers still run while the system is suspended?

No. In suspend to RAM only the RAM is still powered. On suspend to disk 
everything is off. But you can do every needed synchronization on resume.

-Andi
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