From: Jan Kiszka <jan.kiszka@siemens.com>
To: "Xu, Jiajun" <jiajun.xu@intel.com>
Cc: kvm@vger.kernel.org, Marcelo Tosatti <mtosatti@redhat.com>
Subject: Re: KVM Build error with 2.6.26
Date: Thu, 18 Sep 2008 10:25:09 +0200 [thread overview]
Message-ID: <48D21065.5090602@siemens.com> (raw)
In-Reply-To: <DB3BD37E3533EE46BED2FBA80995557F01E312E8@pdsmsx414.ccr.corp.intel.com>
Xu, Jiajun wrote:
> Hi,
> Against latest kvm commit, 9644a6d164e3d6d0532ddb064393293134f31ab2. KVM
> compile meet error on 2.6.26.2.
>
> [root@kvm-build kernel]# make
> rm -f include/asm
> ln -sf asm-x86 include/asm
> ln -sf asm-x86 include-compat/asm
> make -C /lib/modules/2.6.26.2/build M=`pwd` \
> LINUXINCLUDE="-I`pwd`/include -Iinclude
> -Iarch/x86/include -I`pwd`/include-compat \
> -include include/linux/autoconf.h \
> -include `pwd`/x86/external-module-compat.h"
> make[1]: Entering directory `/usr/src/redhat/BUILD/kernel-2.6.26.2'
> CC [M] /home/build/gitrepo/test/kvm-userspace/kernel/x86/kvm_main.o
> /home/build/gitrepo/test/kvm-userspace/kernel/x86/kvm_main.c: In
> function 'gfn_to_pfn':
> /home/build/gitrepo/test/kvm-userspace/kernel/x86/kvm_main.c:742: error:
> implicit declaration of function 'get_user_pages_fast'
> make[3]: ***
> [/home/build/gitrepo/test/kvm-userspace/kernel/x86/kvm_main.o] Error 1
> make[2]: *** [/home/build/gitrepo/test/kvm-userspace/kernel/x86] Error 2
> make[1]: *** [_module_/home/build/gitrepo/test/kvm-userspace/kernel]
> Error 2
> make[1]: Leaving directory `/usr/src/redhat/BUILD/kernel-2.6.26.2'
>
I can confirm this bug. Looks like Marcelo's get_user_pages_fast patches
lack corresponding compat wrapping (in kvm-userspace)...
Jan
--
Siemens AG, Corporate Technology, CT SE 2
Corporate Competence Center Embedded Linux
next prev parent reply other threads:[~2008-09-18 8:25 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-09-18 3:17 KVM Build error with 2.6.26 Xu, Jiajun
2008-09-18 8:25 ` Jan Kiszka [this message]
2008-09-18 16:33 ` [PATCH] add compat wrapper for get_user_pages_fast Jan Kiszka
2008-09-18 22:30 ` Marcelo Tosatti
2008-09-19 23:52 ` Avi Kivity
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