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Date: Wed, 1 May 2013 23:56:04 +0200
From: Borislav Petkov <bp@alien8.de>
To: David Rientjes <rientjes@google.com>
Cc: Ingo Molnar <mingo@kernel.org>, "H. Peter Anvin" <hpa@zytor.com>,
        linux-kernel@vger.kernel.org, Pekka Enberg <penberg@kernel.org>,
        levinsasha928@gmail.com, mtosatti@redhat.com, tglx@linutronix.de,
        Borislav Petkov <bp@suse.de>, fengguang.wu@intel.com,
        linux-tip-commits@vger.kernel.org
Subject: Re: [tip:x86/urgent] x86/kconfig:  Add a Kconfig shortcut for
 building working KVM guest kernels
Message-ID: <20130501215604.GA15623@pd.tnic>
References: <20130426095140.GA15361@pd.tnic>
 <tip-83aee67833071c7b73a83f7803388f7a9e481908@git.kernel.org>
 <alpine.DEB.2.02.1305011248220.8448@chino.kir.corp.google.com>
 <20130501203500.GC4466@pd.tnic>
 <alpine.DEB.2.02.1305011358500.19189@chino.kir.corp.google.com>
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On Wed, May 01, 2013 at 02:30:05PM -0700, David Rientjes wrote:
> It's an allnoconfig with HYPERVISOR_GUEST, PARAVIRT, KVM_GUEST, and
> KVM_GUEST_COMMON_OPTIONS enabled.

Hmm:

$ make mrproper
  CLEAN   scripts/basic
  CLEAN   scripts/kconfig
  CLEAN   include/config
  CLEAN   .config
$ make allnoconfig
  HOSTCC  scripts/basic/fixdep
  SHIPPED scripts/kconfig/zconf.tab.c
  SHIPPED scripts/kconfig/zconf.lex.c
  HOSTCC  scripts/kconfig/conf.o
  SHIPPED scripts/kconfig/zconf.hash.c
  HOSTCC  scripts/kconfig/zconf.tab.o
  HOSTLD  scripts/kconfig/conf
scripts/kconfig/conf --allnoconfig Kconfig
#
# configuration written to .config
#
$ make menuconfig				<--- select the options you mention above
  HOSTCC  scripts/kconfig/mconf.o
  HOSTCC  scripts/kconfig/lxdialog/checklist.o
  HOSTCC  scripts/kconfig/lxdialog/inputbox.o
  HOSTCC  scripts/kconfig/lxdialog/menubox.o
  HOSTCC  scripts/kconfig/lxdialog/textbox.o
  HOSTCC  scripts/kconfig/lxdialog/util.o
  HOSTCC  scripts/kconfig/lxdialog/yesno.o
  HOSTLD  scripts/kconfig/mconf
scripts/kconfig/mconf Kconfig
configuration written to .config

*** End of the configuration.
*** Execute 'make' to start the build or try 'make help'.

Nada. No warnings.

However, it doesn't build:

arch/x86/built-in.o:(.data+0x2a0): undefined reference to `native_setup_msi_irqs'
arch/x86/built-in.o:(.data+0x2a8): undefined reference to `native_teardown_msi_irq'

-- 
Regards/Gruss,
    Boris.

Sent from a fat crate under my desk. Formatting is fine.
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