[Xen-devel] Re: [bisected] 2.6.31 regression: fails to boot as xen guest

[Arnd Hannemann <hannemann@xxxxxxxxxxxxxxxxxxx>]

Pekka Enberg wrote:
> On Tue, 2009-08-25 at 21:58 +0300, Pekka Enberg wrote:
>> On Tue, 2009-08-25 at 20:22 +0200, Arnd Hannemann wrote:
>>> Pekka Enberg wrote:
>>>> On Tue, 2009-08-25 at 19:49 +0200, Arnd Hannemann wrote:
>>>>> Hi Pekka,
>>>>>
>>>>> Pekka Enberg wrote:
>>>>>> On Tue, 2009-08-25 at 18:49 +0200, Arnd Hannemann wrote:
>>>>>>>> Thanks for doing the bisect! Can we also see your
>>>>>>>> .config also?
>>>>>>> Config for -rc7 is attached. My bisect configs were based
>>>>>>> on that
>>>>>> Thanks! While we wait for the Xen people, you can try the
>>>>>> following patch to see if we can narrow the bug down to
>>>>>> trap_init().
>>>>> Yes seems to be trap_init(). -rc7 with this patch applied
>>>>> boots up to the prompt.
>>>> Thanks for testing! Ingo, what do you think of the following
>>>> patch? AFAICT, x86-32 is the only architecture playing with
>>>> traps in mem_init() so this should be the safest fix for
>>>> 2.6.31.
>>> Hmm, -rc7 + this fix does not work for me :-/ Still hangs before
>>> any output...
>> Arnd, does this work for you?
>
> Here's a version of the patch that actually compiles. :-)

Great, this actually works, too :-)
Boots up to the prompt.

Best regards,
Arnd



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