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Message-ID: <49BB6969.4040608@redhat.com>
Date: Sat, 14 Mar 2009 04:23:05 -0400
From: Rik van Riel <riel@...hat.com>
To: Yasunori Goto <y-goto@...fujitsu.com>
CC: clemens@...isch.de, Linux Kernel ML <linux-kernel@...r.kernel.org>,
robert.picco@...com, venkatesh.pallipadi@...el.com,
vojtech@...e.cz, mingo@...hat.com
Subject: Re: [Patch] Fix the possibility of insane return value of hpet_calibrate()
against SMI.
Yasunori Goto wrote:
> hpet_calibrate() has a possibility of miss-calibration due to SMI.
> If SMI interrupts in the while loop of calibration, then return value
> will be big. This changes it tries 5 times and get minimum value as
> correct value.
>
> Signed-off-by: Yasunori Goto <y-goto@...fujitsu.com>
Acked-by: Rik van Riel <riel@...hat.com>
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