linux-kernel - Re: tbench regression with 2.6.33-rc1

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Message-Id: <1263266016.3598.24.camel@minggr.sh.intel.com>
Date:	Tue, 12 Jan 2010 11:13:36 +0800
From:	Lin Ming <ming.m.lin@...el.com>
To:	Mike Galbraith <efault@....de>
Cc:	Peter Zijlstra <peterz@...radead.org>,
	"mingo@...e.hu" <mingo@...e.hu>,
	"tglx@...utronix.de" <tglx@...utronix.de>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	"Zhang, Yanmin" <yanmin_zhang@...ux.intel.com>
Subject: Re: tbench regression with 2.6.33-rc1

On Tue, 2010-01-12 at 10:33 +0800, Mike Galbraith wrote:
> On Tue, 2010-01-12 at 09:09 +0800, Lin Ming wrote:
> > On Tue, 2010-01-12 at 00:16 +0800, Mike Galbraith wrote:
> 
> > > I've been all through it too, same result.  The below may make a bit of
> > > difference, but really has diddly spit to do with this oddity.
> > 
> > I test this patch applied to 2.6.33-rc3, but no help on tbench
> > regression.
> 
> Did you try it with the vmark fix also applied?  I would have expected
> at least a _little_ improvement.  (but then this regression _is_ a bit
> odd anyway)

I re-tested with both patches applied, but still no help.

BTW, why do you call that patch "vmark" fix? :)
I just wonder what "vmark" means.

Lin Ming

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