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

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Date:	Tue, 22 Nov 2011 21:04:14 +0100
From:	Jörg Sommer <joerg@...a.gnuu.de>
To:	Alexander Graf <agraf@...e.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

Hi,

Jörg Sommer hat am Mon 07. Nov, 20:48 (+0100) geschrieben:
> I'm trying to build the kernel with the git commit-id
> 31555213f03bca37d2c02e10946296052f4ecfcd, but it fails
> 
>   CHK     include/linux/version.h
>   HOSTCC  scripts/mod/modpost.o
>   CHK     include/generated/utsrelease.h
>   UPD     include/generated/utsrelease.h
>   HOSTLD  scripts/mod/modpost
>   GEN     include/generated/bounds.h
>   CC      arch/powerpc/kernel/asm-offsets.s
> In file included from arch/powerpc/kernel/asm-offsets.c:59:0:
> /home/joerg/git/linux/arch/powerpc/include/asm/kvm_book3s.h: In function ‘compute_tlbie_rb’:
> /home/joerg/git/linux/arch/powerpc/include/asm/kvm_book3s.h:393:10: error: ‘HPTE_V_SECONDARY’ undeclared (first use in this function)
> /home/joerg/git/linux/arch/powerpc/include/asm/kvm_book3s.h:393:10: note: each undeclared identifier is reported only once for each function it appears in
> /home/joerg/git/linux/arch/powerpc/include/asm/kvm_book3s.h:396:12: error: ‘HPTE_V_1TB_SEG’ undeclared (first use in this function)
> /home/joerg/git/linux/arch/powerpc/include/asm/kvm_book3s.h:401:10: error: ‘HPTE_V_LARGE’ undeclared (first use in this function)
> /home/joerg/git/linux/arch/powerpc/include/asm/kvm_book3s.h:415:2: warning: right shift count >= width of type [enabled by default]
> make[3]: *** [arch/powerpc/kernel/asm-offsets.s] Fehler 1
> make[2]: *** [prepare0] Fehler 2
> make[1]: *** [deb-pkg] Fehler 2
> make: *** [deb-pkg] Fehler 2

I'm still having this problem. I can' build
6fe4c6d466e95d31164f14b1ac4aefb51f0f4f82. Are there any patches to
make the kernel builds and do not oops [1] on PowerPC?

[1] »kernel BUG at include/linux/kvm_host.h:603!«
  http://www.mail-archive.com/kvm@vger.kernel.org/msg61433.html

Bye, Jörg.
-- 
Das Recht, seine Meinung zu wechseln, ist eines der wichtigsten
menschlichen Privilegien.
                                                (Robert Peel)

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