linux-kernel - Re: [1/3] Bugfix: Don't use the TSC in sched

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Message-Id: <200703041825.39361.ak@suse.de>
Date:	Sun, 4 Mar 2007 18:25:38 +0100
From:	Andi Kleen <ak@...e.de>
To:	"Guillaume Chazarain" <guichaz@...il.com>
Cc:	"Ingo Molnar" <mingo@...e.hu>, linux-kernel@...r.kernel.org
Subject: Re: [1/3] Bugfix: Don't use the TSC in sched_clock if unstable

On Sunday 04 March 2007 16:41, Guillaume Chazarain wrote:
> 2007/3/4, Andi Kleen <ak@...e.de>:
> > What weirdnesses?
> 
> Audio playback skipping (with no xrun), mouse stalls. Total freeze for
> 0.1~0.5 seconds.
> Note that I use the ondemand governor, but I reproduced the audio
> skipping even with
> the performance governor.

On what hardware?  And how many frequency transitions do you have per second?

-Andi
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