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Re: [Xen-devel] [PATCH v8 0/7] KVM: x86: Allow Qemu/KVM to use PVH entry point
- To: Maran Wilson <maran.wilson@xxxxxxxxxx>, x86@xxxxxxxxxx, xen-devel@xxxxxxxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, kvm@xxxxxxxxxxxxxxx, jgross@xxxxxxxx
- From: Paolo Bonzini <pbonzini@xxxxxxxxxx>
- Date: Thu, 13 Dec 2018 14:13:21 +0100
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- Cc: thomas.lendacky@xxxxxxx, mchehab@xxxxxxxxxx, jpoimboe@xxxxxxxxxx, rkrcmar@xxxxxxxxxx, gregkh@xxxxxxxxxxxxxxxxxxx, dave.hansen@xxxxxxxxxxxxxxx, hch@xxxxxxxxxxxxx, mingo@xxxxxxxxxx, tglx@xxxxxxxxxxxxx, rdunlap@xxxxxxxxxxxxx, luto@xxxxxxxxxx, hpa@xxxxxxxxx, boris.ostrovsky@xxxxxxxxxx, bp@xxxxxxx, davem@xxxxxxxxxxxxx, kirill.shutemov@xxxxxxxxxxxxxxx, roger.pau@xxxxxxxxxx
- Delivery-date: Thu, 13 Dec 2018 13:13:44 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
- Openpgp: preference=signencrypt
On 12/12/18 19:09, Maran Wilson wrote:
> On 12/6/2018 1:21 PM, Paolo Bonzini wrote:
>> On 06/12/18 07:02, Maran Wilson wrote:
>>> For certain applications it is desirable to rapidly boot a KVM virtual
>>> machine. In cases where legacy hardware and software support within the
>>> guest is not needed, Qemu should be able to boot directly into the
>>> uncompressed Linux kernel binary without the need to run firmware.
>>>
>>> There already exists an ABI to allow this for Xen PVH guests and the ABI
>>> is supported by Linux and FreeBSD:
>>>
>>> https://xenbits.xen.org/docs/unstable/misc/pvh.html
>>>
>>> This patch series would enable Qemu to use that same entry point for
>>> booting KVM guests.
>> Thanks! I should be able to post a Tested-by next Monday. Boris, are
>> you going to pick it up for 4.21?
>
> Hi Paolo,
>
> Are you still planning on running some testing of your own for these
> patches? Should Boris wait to hear from you before moving forward?
He can go ahead with v9, I was just curious about it.
Paolo
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