linux-kernel - Re: [tip:x86/urgent] x86/kconfig: Add a Kconfig shortcut for building working KVM guest kernels

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Date:	Thu, 2 May 2013 09:08:24 +0200
From:	Ingo Molnar <mingo@...nel.org>
To:	David Rientjes <rientjes@...gle.com>
Cc:	Borislav Petkov <bp@...en8.de>, "H. Peter Anvin" <hpa@...or.com>,
	linux-kernel@...r.kernel.org, Pekka Enberg <penberg@...nel.org>,
	levinsasha928@...il.com, mtosatti@...hat.com, tglx@...utronix.de,
	Borislav Petkov <bp@...e.de>, fengguang.wu@...el.com,
	linux-tip-commits@...r.kernel.org
Subject: Re: [tip:x86/urgent] x86/kconfig:  Add a Kconfig shortcut for
 building working KVM guest kernels


* David Rientjes <rientjes@...gle.com> wrote:

> On Wed, 1 May 2013, Borislav Petkov wrote:
> 
> > > warning: (KVM_GUEST_COMMON_OPTIONS) selects VIRTIO_NET which has unmet direct dependencies (NETDEVICES && NET_CORE && VIRTIO)
> > > 
> > > and
> > > 
> > > warning: (KVM_GUEST_COMMON_OPTIONS && AMD_IOMMU) selects PCI_MSI which has unmet direct dependencies (PCI && ARCH_SUPPORTS_MSI)
> > 
> > How do you trigger those? I don't see them here with this applied.
> > 
> 
> It's an allnoconfig with HYPERVISOR_GUEST, PARAVIRT, KVM_GUEST, and 
> KVM_GUEST_COMMON_OPTIONS enabled.

Please send a specific .config instead, with which you see warnings or 
build failures.

Thanks,

	Ingo
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