Re: [Xen-users] Error of building dom0 kernel

[Todd Deshane <todd.deshane@xxxxxxx>]

Adding xen-users back to the CC

On Wed, Jul 6, 2011 at 1:05 PM, John Liu <bradevuu@xxxxxxxxx> wrote:
> Sorry I forget to attach the file..
>
> 2011/7/6 John Liu <bradevuu@xxxxxxxxx>:
>> Hi,
>>
>> I think I may figure out the problem of 'undefined reference to
>> xen_pcpu_index'.
>>
>> According to the patch from
>> http://www.gossamer-threads.com/lists/xen/devel/182063 ,
>> xen_pcpu_index function is added in processor_xen.c. However, the
>> git://git.kernel.org/pub/scm/linux/kernel/git/jeremy/xen.git
>> xen/stable-2.6.32.x does not do that patch (but pcpu.h is patched). I
>> attach the original processor_xen.c for reference.
>>
>>
>> --
>> Liu
>>
>> 2011/7/5 Todd Deshane <todd.deshane@xxxxxxx>:
>>> On Tue, Jul 5, 2011 at 10:06 PM, Joh Liu <bradevuu@xxxxxxxxx> wrote:
>>>> Hi all,
>>>>
>>>> I follow instructions(http://wiki.xensource.com/xenwiki/XenParavirtOps) to
>>>> build XEN and dom0 kernel. Building XEN has no problem, but there is an
>>>> error which I cannot solve to build dom0 kernel.  The brief instructions 
>>>> for
>>>> building dom0 are get linux-2.6-xen code from git and make ARCH=x86_64
>>>> menuconfig, finally generate kernel.deb. (I did every step exactly as the
>>>> web page says)
>>>>
>>>
>>> So you are pulling from this tree?
>>>
>>> git clone git://git.kernel.org/pub/scm/linux/kernel/git/jeremy/xen.git
>>>
>>> There are several references to "xen_pcpu_index"
>>> http://xen.markmail.org/search/?q=xen_pcpu_index#query:xen_pcpu_index+page:1+mid:vts33haap3utumue+state:results
>>> http://xen.markmail.org/search/?q=xen_pcpu_index#query:xen_pcpu_index+page:1+mid:x6m2gyjm3qtnttsc+state:results
>>> etc.
>>>
>>> It seems that it has gone unresolved a few times. I'm not sure if this
>>> a known issue or what type of problem it is. Can you provide more
>>> details about your hardware or any other information that may be
>>> relevant?
>>>
>>> You may want to review
>>> http://wiki.xensource.com/xenwiki/AskingXenDevelQuestions as there may
>>> be developers that would be able to shed some light on this issue.
>>> Maybe with the information in the other threads you will gain some
>>> insights about the problem.
>>>
>>> Thanks,
>>> Todd
>>>
>>>>
>>>> First, compiling linux-2.6-xen is ok.
>>>> (One  error is drivers/char/apg/intel-agp.c, which is solved by replacing a
>>>> new version of intel-agp.c)
>>>>
>>>> Then when executing (in order to generate .deb)
>>>>
>>>> sudo fakeroot make-kpkg --initrd --append-to-version=-pv kernel-image
>>>> kernel-headers
>>>>
>>>> an error occurs:
>>>>
>>>> Errpr:  Kernel: arch/x86/boot/bzImage is ready  (#1)
>>>> Building modules, stage 2.
>>>> MODPOST 1477 modules
>>>> ERROR: "xen_pcpu_index" [drivers/acpi/processor.ko] undefined!
>>>> WARNING: modpost: Found 1 section mismatch(es).
>>>> To see full details build your kernel with:
>>>> 'make CONFIG_DEBUG_SECTION_MISMATCH=y'
>>>> make[1]: *** [__modpost] Error 1
>>>> make: *** [modules] Error 2
>>>>
>>>> I also tried make ARCH=x86 menuconfig, but it did not work. There are a few
>>>> threads of the same problem, which did not find the actual answer.  My
>>>> machine is Ubuntu8 32-bit(2.6.24-19), i5 processor, XEN-4.0.2. I got stuck
>>>> for several days:(
>>>>
>>>> I really appreciate your help :_)
>>>>
>>>> Best,
>>>> Liu
>>>>
>>>> _______________________________________________
>>>> Xen-users mailing list
>>>> Xen-users@xxxxxxxxxxxxxxxxxxx
>>>> http://lists.xensource.com/xen-users
>>>>
>>>
>>>
>>>
>>> --
>>> Todd Deshane
>>> http://www.linkedin.com/in/deshantm
>>> http://www.xen.org/products/cloudxen.html
>>> http://runningxen.com/
>>>
>>
>>
>>
>> --
>> Liu
>>
>
>
>
> --
> Liu
>



-- 
Todd Deshane
http://www.linkedin.com/in/deshantm
http://www.xen.org/products/cloudxen.html
http://runningxen.com/

Attachment: process_xen.c
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