Re: [PATCH 10/18] Keep SMP VMs more in sync on unstable TSC

From: Rik van Riel
Date: Wed Jul 14 2010 - 22:14:08 EST


On 07/12/2010 10:25 PM, Zachary Amsden wrote:
SMP VMs on machines with unstable TSC have their TSC offset adjusted by the
local offset delta from last measurement. This does not take into account how
long it has been since the measurement, leading to drift. Minimize the drift
by accounting for any time difference the kernel has observed.

Signed-off-by: Zachary Amsden<zamsden@xxxxxxxxxx>

Acked-by: Rik van Riel <riel@xxxxxxxxxx>

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