From: Cornelia Huck <cohuck@redhat.com>
To: linux-s390@vger.kernel.org, kvm@vger.kernel.org
Subject: Re: [PATCH 1/2] KVM: document KVM_CAP_S390_[BPB|PSW|GMAP|COW]
Date: Fri, 23 Feb 2018 11:04:17 +0000 [thread overview]
Message-ID: <20180223120417.09b476a0.cohuck@redhat.com> (raw)
In-Reply-To: <07414b0f-7b5e-2eca-3ce4-56e7cdacd9a8@de.ibm.com>
On Fri, 23 Feb 2018 12:03:00 +0100
Christian Borntraeger <borntraeger@de.ibm.com> wrote:
> On 02/23/2018 11:55 AM, David Hildenbrand wrote:
> > On 23.02.2018 09:11, Christian Borntraeger wrote:
> >> +8.17 KVM_CAP_S390_BPB
> >> +
> >> +Architectures: s390
> >> +
> >> +This capability indicates that kvm will implement the interfaces to handle
> >> +reset, migration and nested KVM for branch prediction blocking.
> >>
> >
> > Maybe add a comment about bpb being exposed via CPU model (stfl) and
> > that it should not be used without this capability?
>
> Something like:
> "The stfle facility 82 should not be provided to the guest without this capability".
> ?
>
Makes sense.
parent reply other threads:[~2018-02-23 11:04 UTC|newest]
Thread overview: expand[flat|nested] mbox.gz Atom feed
[parent not found: <07414b0f-7b5e-2eca-3ce4-56e7cdacd9a8@de.ibm.com>]
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