Re: X freezes kernel during exit [Re: 2.6.23-rc3-mm1]

[Jiri Slaby]

On 09/09/2007 05:01 PM, Andi Kleen wrote:
> 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)? 

printk("%s: %p %p %.16lx %d\n", __func__, page, page_address(page),
pgprot_val(prot), numpages);
http://www.fi.muni.cz/~xslaby/sklad/panics/x-freeze_chpa.png

What other info needed?

-- 
Jiri Slaby (jirislaby@xxxxxxxxx)
Faculty of Informatics, Masaryk University
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