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Date:	Fri, 21 Sep 2007 01:44:41 +0200
From:	Andi Kleen <>
To:	Matt Mackall <>
Cc:	Andi Kleen <>, Dave Airlie <>,
	Andrew Morton <>,
	Jiri Slaby <>,
Subject: Re: X-freeze after clflush changes [Was: 2.6.23-rc6-mm1]

On Thu, Sep 20, 2007 at 06:31:14PM -0500, Matt Mackall wrote:
> On Fri, Sep 21, 2007 at 01:03:04AM +0200, Andi Kleen wrote:
> > > It's broken for me.
> > > 
> > > 2.6.23-rc3-mm1: solid lock on X shutdown (noticed when upgrading)
> > >       -rc4-mm1: solid lock on X shutdown, random solid locks about
> > >                 once every four hours
> > >       -rc6-mm1: solid lock on X startup
> > >    +your patch: screen goes black, turns off and on a few times during
> > >                 startup, can reboot with sysrq-b
> > 
> > Does it work with my simple dumb patch instead of Dave's ? 
> Sorry, forgot to mention: your one-liner flush also doesn't work (same
> behavior).
> I suspect I'm tripping two things and the flushing thing fixes one but
> not the other.

Full bisect needed then I guess. Ok as a short cut you could perhaps
the cpa-* patches first (might need to drop some later depending 
patches), then the drm and agp trees.

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