linux-kernel - Re: Current kernel fails to compile with KVM on PowerPC

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Date:	Mon, 26 Dec 2011 15:18:14 +0100
From:	Alexander Graf <agraf@...e.de>
To:	Jörg Sommer <joerg@...a.gnuu.de>
Cc:	Avi Kivity <avi@...hat.com>, Marcelo Tosatti <mtosatti@...hat.com>,
	kvm list <kvm@...r.kernel.org>, kvm-ppc@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: Current kernel fails to compile with KVM on PowerPC


On 25.12.2011, at 12:01, Jörg Sommer wrote:

> Alexander Graf hat am Sat 24. Dec, 18:05 (+0100) geschrieben:
>> On 24.12.2011, at 12:13, Jörg Sommer wrote:
>>> Jörg Sommer hat am Sat 24. Dec, 11:31 (+0100) geschrieben:
>>>> Alexander Graf hat am Fri 23. Dec, 14:50 (+0100) geschrieben:
>>>>> On 20.12.2011, at 21:27, Jörg Sommer wrote:
>>>>>> 
>>>>>> I'm so sorry to have to report a new bug in one of your patches. It was
>>>>>> covered by the one above. I've picked the commit for it from your git
>>>>>> repository and now, the kernel build fails with this error:
>>>>>> 
>>>>>> BOOTCC  arch/powerpc/boot/fdt_strerror.o
>>>>>> BOOTAR  arch/powerpc/boot/wrapper.a
>>>>>> WRAP    arch/powerpc/boot/zImage.pmac
>>>>>> WRAP    arch/powerpc/boot/zImage.coff
>>>>>> ERROR: "kvmppc_h_pr" [arch/powerpc/kvm/kvm.ko] undefined!
>>>>>> make[3]: *** [__modpost] Fehler 1
>>>>>> make[2]: *** [modules] Fehler 2
>>>>>> make[2]: *** Warte auf noch nicht beendete Prozesse...
>>>>>> WRAP    arch/powerpc/boot/zImage.miboot
>>>>>> make[1]: *** [deb-pkg] Fehler 2
>>>>>> make: *** [deb-pkg] Fehler 2
> 
>> I was actually thinking of:
>> 
>> commit dfc209648daf8ba4197e71376b76c95fd26fd272
>> Author: Andreas Schwab <schwab@...ux-m68k.org>
>> Date:   Tue Nov 8 07:17:39 2011 +0000
> 
>> But yes :). I guess we need to make sure this commit also lands in 3.2 :(.
> 
> So there are at least two commits they must go into 3.2 to make the
> kernel build again, from my point of view:
> 
> • KVM: PPC: protect use of kvmppc_h_pr
> • KVM: PPC: move compute_tlbie_rb to book3s_64 common header

Yup, thanks :). All compile fixes that piled up in my tree are now with Avi to push to 3.2 :).


Alex

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