Re: [RFC PATCH v4 7/7] KVM: x86: Allow Qemu/KVM to use PVH entry point

From: Juergen Gross
Date: Thu Mar 01 2018 - 02:31:25 EST


On 28/02/18 19:28, 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 enables Qemu to use that same entry point for booting KVM
> guests.
>
> Signed-off-by: Maran Wilson <maran.wilson@xxxxxxxxxx>

Reviewed-by: Juergen Gross <jgross@xxxxxxxx>


Juergen