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

From: Martin Schwidefsky
Date: Thu Jan 18 2018 - 01:27:48 EST


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