linux-kernel - Re: [PATCH v2] KVM: s390: wire up bpb feature

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Date:   Thu, 18 Jan 2018 07:27:32 +0100
From:   Martin Schwidefsky <schwidefsky@...ibm.com>
To:     Christian Borntraeger <borntraeger@...ibm.com>
Cc:     David Hildenbrand <david@...hat.com>, linux-kernel@...r.kernel.org,
        linux-s390@...r.kernel.org, kvm@...r.kernel.org,
        Cornelia Huck <cohuck@...hat.com>,
        Paolo Bonzini <pbonzini@...hat.com>,
        Radim Krčmář <rkrcmar@...hat.com>,
        Heiko Carstens <heiko.carstens@...ibm.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Jon Masters <jcm@...hat.com>,
        Marcus Meissner <meissner@...e.de>,
        Jiri Kosina <jkosina@...e.cz>
Subject: Re: [PATCH v2] KVM: s390: wire up bpb feature

On Wed, 17 Jan 2018 22:43:24 +0100
Christian Borntraeger <borntraeger@...ibm.com> wrote:

> Conny can you review and ack as well?
> 
> Paolo, Radim,
> 
> As the other patches need to sync on the ifetch/nospec/gmb naming I have changed my mind. :-)
> This patch is independent from the other patches (as it just provides the guest facilities not caring
> about what the host does).
> 
> It seems that you do a kvm pull request for 4.15 anyway (for power), so it might make sense to
> apply this patch as well for 4.15. this will make it easier to also upstream the QEMU part in time
> as we need the uabi interfaces.

Indeed, there is no real dependency. I am thinking about doing a split of my patches as well,
everything but the gmb/nospec_xxx/ifetch/isync/whatever part. The prctl part needs some more
discussion, as will prepare a patch. Or two.

-- 
blue skies,
   Martin.

"Reality continues to ruin my life." - Calvin.