[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <17551007-bcc9-e772-5318-264287ee8ae9@redhat.com>
Date: Sun, 6 Dec 2020 11:18:20 +0100
From: Paolo Bonzini <pbonzini@...hat.com>
To: Ashish Kalra <ashish.kalra@....com>
Cc: tglx@...utronix.de, mingo@...hat.com, hpa@...or.com,
joro@...tes.org, bp@...e.de, Thomas.Lendacky@....com,
x86@...nel.org, kvm@...r.kernel.org, linux-kernel@...r.kernel.org,
srutherford@...gle.com, rientjes@...gle.com,
venu.busireddy@...cle.com, brijesh.singh@....com
Subject: Re: [PATCH v8 18/18] KVM: SVM: Enable SEV live migration feature
implicitly on Incoming VM(s).
On 04/12/20 22:46, Ashish Kalra wrote:
>> I would prefer that userspace does this using KVM_SET_MSR instead.
>
> Ok.
>
> But, this is for a VM which has already been migrated based on feature
> support on host and guest and host negotation and enablement of the live
> migration support, so i am assuming that a VM which has already been
> migrated can have this support enabled implicitly for further migration.
It's just that it is a unexpected side effect of
KVM_SET_PAGE_ENC_BITMAP. I prefer to have it tied to the more obvious
KVM_SET_MSR ioctl.
Paolo
Powered by blists - more mailing lists