linux-kernel - Re: Weird Xorg radeon mirroring with linux-next-20080515

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Message-ID: <482C744C.3050308@redhat.com>
Date:	Thu, 15 May 2008 13:35:08 -0400
From:	Chris Snook <csnook@...hat.com>
To:	Sitsofe Wheeler <sitsofe@...oo.com>
CC:	linux-kernel@...r.kernel.org
Subject: Re: Weird Xorg radeon mirroring with linux-next-20080515

Sitsofe Wheeler wrote:
> Hi,
> 
> When using the radeon xorg driver with linux-next-20080515 there is a
> strange mirroring/stretching effect in the bottom eighth of the screen. The
> problem seems to have started sometime between linux-next-20080513 and 
> linux-next-20080515.
> 
> (Do you always have to have done bisection before reporting regressions?)
> 

NO!

But in this case, given that the reproducer is simple and deterministic, but 
you're not sure which subsystem is the cause, bisection is well-suited to the 
task.  You might be able to shave a few steps off by targeting dri-related 
commits, but that's just a guess.

-- Chris
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