linux-kernel - Re: [PATCH v3] Enhance kvmconfig

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Date:	Mon, 9 May 2016 17:16:37 +0200
From:	Paolo Bonzini <pbonzini@...hat.com>
To:	Andrey Utkin <andrey.utkin@...p.bluecherry.net>,
	linux-kernel@...r.kernel.org, x86@...nel.org
Cc:	Borislav Petkov <bp@...en8.de>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	"H. Peter Anvin" <hpa@...or.com>,
	Andrey Utkin <andrey_utkin@...tmail.com>
Subject: Re: [PATCH v3] Enhance kvmconfig



On 09/05/2016 17:04, Andrey Utkin wrote:
> From: Andrey Utkin <andrey_utkin@...tmail.com>
> 
> "make defconfig kvmconfig" is supposed to end up with usable kernel for
> KVM guest. In practice, it won't work for e.g. Hetzner VPS (KVM-based)
> unless you add these options.
> 
> Signed-off-by: Andrey Utkin <andrey_utkin@...tmail.com>
> ---
> v3: dropped VIRTIO_MMIO stuff as suggested by Paolo Bonzini. Tested.
> 
>  arch/x86/configs/kvm_guest.config | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/arch/x86/configs/kvm_guest.config b/arch/x86/configs/kvm_guest.config
> index f9affcc..9906505 100644
> --- a/arch/x86/configs/kvm_guest.config
> +++ b/arch/x86/configs/kvm_guest.config
> @@ -26,3 +26,6 @@ CONFIG_VIRTIO_NET=y
>  CONFIG_9P_FS=y
>  CONFIG_NET_9P=y
>  CONFIG_NET_9P_VIRTIO=y
> +CONFIG_SCSI_LOWLEVEL=y
> +CONFIG_SCSI_VIRTIO=y
> +CONFIG_VIRTIO_INPUT=y
> 

I can queue this in the KVM tree.  Will take a few days probably, though.

Paolo