linux-kernel - Re: [Xen-devel] [PATCH v2 00/21] x86/xen: untangle PV and PVHVM guest support code

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Message-ID: <8760jdgwi5.fsf@vitty.brq.redhat.com>
Date:   Mon, 13 Mar 2017 14:02:42 +0100
From:   Vitaly Kuznetsov <vkuznets@...hat.com>
To:     Boris Ostrovsky <boris.ostrovsky@...cle.com>
Cc:     xen-devel@...ts.xenproject.org, Juergen Gross <jgross@...e.com>,
        x86@...nel.org, Andrew Jones <drjones@...hat.com>,
        linux-kernel@...r.kernel.org
Subject: Re: [Xen-devel] [PATCH v2 00/21] x86/xen: untangle PV and PVHVM guest support code

Boris Ostrovsky <boris.ostrovsky@...cle.com> writes:

> On 03/02/2017 12:53 PM, Vitaly Kuznetsov wrote:
>> Changes since v1:
>> - Patches 1,2 and 3 were split and reordered to avoid adding temporary
>>    #ifdefs [Juergen Gross]
>> - Juergen's R-b added to what is now patches 14 and 15 (patches 4 and 5
>>    in v1). Due to re-ordering there are some tiny diffrences but I opted
>>    for keeping the tag.
>>
>> Some patches are known to produce checkpatch.pl WARNINGS and a couple of
>> ERRORs, I fixed a few (mostly in _hvm* code I split) and I refrained from
>> fixing the rest to make it easier to review. I think that we may leave PV
>> code as it is as sooner or later it will go away.
>>
>> Original description:
>>
>> I have a long-standing idea to separate PV and PVHVM code in kernel and
>> introduce Kconfig options to make it possible to enable the required
>> parts only breaking the current 'all or nothing' approach.
>
> I tried applying this to mainline and it failed at some point. Is
> there a branch i can pull from?
>

Sorry for the delayed response, I was on vacation last week.

Just pushed this series to github, you can pull it from

https://github.com/vittyvk/linux.git (xen_pv_hvm_split_v2 branch)

I'll be rebasing and addressing Juergen's and kbuild's comments this
week.

-- 
  Vitaly