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Subject: Re: [patch] voluntary-preempt-2.6.8.1-P4
From: Lee Revell <rlrevell@joe-job.com>
To: Ingo Molnar <mingo@elte.hu>
Cc: linux-kernel <linux-kernel@vger.kernel.org>,
       Thomas Charbonnel <thomas@undata.org>,
       Florian Schmidt <mista.tapas@gmx.net>,
       Felipe Alfaro Solana <felipe_alfaro@linuxmail.org>,
       William Lee Irwin III <wli@holomorphy.com>
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Date: Thu, 19 Aug 2004 06:51:04 -0400
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On Thu, 2004-08-19 at 06:43, Lee Revell wrote:
> On Thu, 2004-08-19 at 06:38, Lee Revell wrote:
> > On Thu, 2004-08-19 at 06:29, Lee Revell wrote:
> > 
> > > Yes, this takes care of it.  Now the dominant latency is the 142us
> > > latency from the via-rhine driver, which is fixed by using the driver
> > > from -mm (specifically it's fixed in bk-netdev.patch).
> > > 
> > 
> > OK, this is a new one:
> > 
> 
> This is the other common one:
> 

Ouch, just got a 384usec latency from extract_entropy:

http://krustophenia.net/testresults.php?dataset=2.6.8.1-P4

I think I will try the untested patch from Theodore T'so that pushes
this off into a workqueue.

Lee