From: Paolo Bonzini <pbonzini@redhat.com>
To: Vitaly Kuznetsov <vkuznets@redhat.com>
Cc: Jim Mattson <jmattson@google.com>,
Sean Christopherson <sean.j.christopherson@intel.com>,
kvm@vger.kernel.org, linux-kernel@vger.kernel.org,
Liran Alon <liran.alon@oracle.com>
Subject: Re: [RFC] Revert "kvm: nVMX: Restrict VMX capability MSR changes"
Date: Mon, 20 Jan 2020 17:40:10 +0100 [thread overview]
Message-ID: <eeef5ff3-8ca9-4f21-7e48-d6c930985059@redhat.com> (raw)
In-Reply-To: <87k15mf5pl.fsf@vitty.brq.redhat.com>
On 20/01/20 17:33, Vitaly Kuznetsov wrote:
>> I think this should be fixed in QEMU, by doing KVM_SET_MSRS for feature
>> MSRs way earlier. I'll do it since I'm currently working on a patch to
>> add a KVM_SET_MSR for the microcode revision.
> Works for me, thanks)
>
> The bigger issue is that the vCPU setup sequence (like QEMU's
> kvm_arch_put_registers()) effectively becomes an API convention and as
> it gets more complex it would be great to document it for KVM.
Indeed, it's tricky to get right. Though this is smaller compared to
the issue of the ordering between VCPU events and everything else.
Paolo
next prev parent reply other threads:[~2020-01-20 16:40 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-01-20 15:11 Vitaly Kuznetsov
2020-01-20 15:41 ` Paolo Bonzini
2020-01-20 16:33 ` Vitaly Kuznetsov
2020-01-20 16:40 ` Paolo Bonzini [this message]
2020-01-20 17:16 ` Liran Alon
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=eeef5ff3-8ca9-4f21-7e48-d6c930985059@redhat.com \
--to=pbonzini@redhat.com \
--cc=jmattson@google.com \
--cc=kvm@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=liran.alon@oracle.com \
--cc=sean.j.christopherson@intel.com \
--cc=vkuznets@redhat.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®