linux-kernel - Re: Regression from 2.6.36

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Message-ID: <20110317005304.GA1992@redhat.com>
Date:	Wed, 16 Mar 2011 20:53:05 -0400
From:	Dave Jones <davej@...hat.com>
To:	Greg KH <greg@...ah.com>
Cc:	azurIt <azurit@...ox.sk>, linux-kernel@...r.kernel.org
Subject: Re: Regression from 2.6.36

On Wed, Mar 16, 2011 at 05:15:19PM -0700, Greg Kroah-Hartman wrote:

 > > Do you need any other information from me ? I'm able to try other versions or
 > > patches but, please, take into account that I have to do this on _production_
 > > server (I failed to reproduce it in testing environment). Also, I'm able to try
 > > only one kernel per day.
 > 
 > Ick, one kernel per day might make this a bit difficult, but if there
 > was any way you could use 'git bisect' to try to narrow this down to the
 > patch that caused this problem, it would be great.
 > 
 > You can mark 2.6.35 as working and 2.6.36 as bad and git will go from
 > there and try to offer you different chances to find the problem.

Comparing the output of a perf profile between the good/bad kernels might
narrow it down faster than a bisect if something obvious sticks out.

	Dave

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