Date: Sun, 9 Sep 2007 17:01:59 +0200
From: Andi Kleen <andi@firstfloor.org>
To: Jiri Slaby <jirislaby@gmail.com>
Cc: Andi Kleen <andi@firstfloor.org>,
       Andrew Morton <akpm@linux-foundation.org>, linux-kernel@vger.kernel.org,
       dri-devel@lists.sourceforge.net, airlied@linux.ie
Subject: Re: X freezes kernel during exit [Re: 2.6.23-rc3-mm1]
Message-ID: <20070909150158.GD25798@one.firstfloor.org>
References: <20070822020648.5ea3a612.akpm@linux-foundation.org> <46D17A7A.70609@gmail.com> <46D409FC.1070305@gmail.com> <46E3DCB8.5010709@gmail.com> <20070909054751.cbb27081.akpm@linux-foundation.org> <46E3FE6B.7010209@gmail.com> <20070909141730.GB25798@one.firstfloor.org> <46E4028E.9050007@gmail.com> <20070909143324.GC25798@one.firstfloor.org> <46E40699.7060000@gmail.com>
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On Sun, Sep 09, 2007 at 04:43:37PM +0200, Jiri Slaby wrote:
> On 09/09/2007 04:33 PM, Andi Kleen wrote:
> > On Sun, Sep 09, 2007 at 04:26:22PM +0200, Jiri Slaby wrote:
> >> BTW it is reproducible for me on two different machines (i386-x86_64,
> >> radeon-intel), don't you have the problem too?
> > 
> > No problems here with a radeon, no.
> > 
> > Does your CPU have clflush or not in /proc/cpuinfo?
> 
> BTW this is how my flush_kernel_map looks like:

Can you stick a printk into change_page_attr to log in which order
it changes pages (including their addresses and the pgattr)? 

-Andi 
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