linux-kernel - Re: [RFC PATCH v4 4/7] xen/pvh: Move Xen specific PVH VM initialization out of common code

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Message-ID: <af2b37f0-b048-bf8e-525c-b9fa4fac7fc0@suse.com>
Date:   Thu, 1 Mar 2018 08:20:32 +0100
From:   Juergen Gross <jgross@...e.com>
To:     Maran Wilson <maran.wilson@...cle.com>, pbonzini@...hat.com,
        boris.ostrovsky@...cle.com, roger.pau@...rix.com,
        andrew.cooper3@...rix.com, hch@...radead.org, JBeulich@...e.com,
        x86@...nel.org, xen-devel@...ts.xenproject.org,
        linux-kernel@...r.kernel.org, kvm@...r.kernel.org
Cc:     tglx@...utronix.de, mingo@...hat.com, hpa@...or.com,
        rkrcmar@...hat.com, jpoimboe@...hat.com, bp@...e.de,
        kirill.shutemov@...ux.intel.com, thomas.lendacky@....com,
        luto@...nel.org, dave.hansen@...ux.intel.com, davem@...emloft.net,
        gregkh@...uxfoundation.org, mchehab@...nel.org,
        linus.walleij@...aro.org, rdunlap@...radead.org
Subject: Re: [RFC PATCH v4 4/7] xen/pvh: Move Xen specific PVH VM
 initialization out of common code

On 28/02/18 19:28, Maran Wilson wrote:
> We need to refactor PVH entry code so that support for other hypervisors
> like Qemu/KVM can be added more easily.
> 
> This patch moves the small block of code used for initializing Xen PVH
> virtual machines into the Xen specific file. This initialization is not
> going to be needed for Qemu/KVM guests. Moving it out of the common file
> is going to allow us to compile kernels in the future without CONFIG_XEN
> that are still capable of being booted as a Qemu/KVM guest via the PVH
> entry point.
> 
> Signed-off-by: Maran Wilson <maran.wilson@...cle.com>

Reviewed-by: Juergen Gross <jgross@...e.com>


Juergen