Re: 2.6.21-rc7-mm1 on test.kernel.org

[Andy Whitcroft <apw@shadowen.org>]

Badari Pulavarty wrote:
> On Wed, 2007-04-25 at 01:16 +0100, Andy Whitcroft wrote:
>> Andy Whitcroft wrote:
>>> Andrew Morton wrote:
>>>> On Tue, 24 Apr 2007 14:30:16 -0700 (PDT) Christoph Lameter <clameter@sgi.com> wrote:
>>>>
>>>>> On Tue, 24 Apr 2007, Andrew Morton wrote:
>>>>>
>>>>>>> Could we get a .config?
>>>>>> test.kernel.org configs are subtly hidden on the front page.  Go to
>>>>>> test.kernel.org, click on the "amd64" or "numaq" links in the title row
>>>>>> there.
>>>>>>
>>>>>> The offending machine is elm3b6.
>>>>> My x86_64 box boots fine with the indicated .config.
>>>> So do both of mine.
>>>>
>>>>> Hardware related?
>>>> Well it's AMD64, presumably real NUMA.  Maybe try numa=fake=4?
>>> Yep real NUMA box.  Will try and get hold of the box to test.
>>>
>>> -apw
>> git bisect points to:
>>
>>     quicklist-support-for-x86_64
>>
>> Reverting just this patch sorts this problem on the x86_64.
> 
> Hmm.. I narrowed it further down to ..
> 
> quicklists-for-page-table-pages-avoid-useless-virt_to_page-
> conversion.patch
> 
> Andy, can you try backing out only this and enable QUICK_LIST
> on your machine ?

Yep confirmed that reverting that one is enough to fix this machine.

-apw

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