Re: [PATCH] x86: Add CPUID KVM support for new instruction WBNOINVD

2019-10-01 Thread Jim Mattson
On Tue, Oct 1, 2019 at 10:54 AM Sean Christopherson wrote: > > On Tue, Oct 01, 2019 at 10:23:31AM -0700, Jim Mattson wrote: > > On Tue, Oct 1, 2019 at 10:06 AM Sean Christopherson > > wrote: > > > > > > On Tue, Oct 01, 2019 at 07:20:17AM -0700, Jim Mattson wrote: > > > > On Mon, Sep 30, 2019 at

Re: [PATCH] x86: Add CPUID KVM support for new instruction WBNOINVD

2019-10-01 Thread Sean Christopherson
On Tue, Oct 01, 2019 at 10:23:31AM -0700, Jim Mattson wrote: > On Tue, Oct 1, 2019 at 10:06 AM Sean Christopherson > wrote: > > > > On Tue, Oct 01, 2019 at 07:20:17AM -0700, Jim Mattson wrote: > > > On Mon, Sep 30, 2019 at 5:45 PM Huang, Kai wrote: > > > > > > > > On Mon, 2019-09-30 at 12:23

Re: [PATCH] x86: Add CPUID KVM support for new instruction WBNOINVD

2019-10-01 Thread Jim Mattson
On Tue, Oct 1, 2019 at 10:06 AM Sean Christopherson wrote: > > On Tue, Oct 01, 2019 at 07:20:17AM -0700, Jim Mattson wrote: > > On Mon, Sep 30, 2019 at 5:45 PM Huang, Kai wrote: > > > > > > On Mon, 2019-09-30 at 12:23 -0700, Jim Mattson wrote: > > > > On Mon, Sep 30, 2019 at 10:54 AM Eduardo

Re: [PATCH] x86: Add CPUID KVM support for new instruction WBNOINVD

2019-10-01 Thread Sean Christopherson
On Tue, Oct 01, 2019 at 07:20:17AM -0700, Jim Mattson wrote: > On Mon, Sep 30, 2019 at 5:45 PM Huang, Kai wrote: > > > > On Mon, 2019-09-30 at 12:23 -0700, Jim Mattson wrote: > > > On Mon, Sep 30, 2019 at 10:54 AM Eduardo Habkost > > > wrote: > > > I had only looked at the SVM implementation of

Re: [PATCH] x86: Add CPUID KVM support for new instruction WBNOINVD

2019-10-01 Thread Jim Mattson
On Mon, Sep 30, 2019 at 5:45 PM Huang, Kai wrote: > > On Mon, 2019-09-30 at 12:23 -0700, Jim Mattson wrote: > > On Mon, Sep 30, 2019 at 10:54 AM Eduardo Habkost > > wrote: > > > CCing qemu-devel. > > > > > > On Tue, Sep 24, 2019 at 01:30:04PM -0700, Jim Mattson wrote: > > > > On Wed, Dec 19,

Re: [PATCH] x86: Add CPUID KVM support for new instruction WBNOINVD

2019-09-30 Thread Huang, Kai
On Mon, 2019-09-30 at 12:23 -0700, Jim Mattson wrote: > On Mon, Sep 30, 2019 at 10:54 AM Eduardo Habkost wrote: > > CCing qemu-devel. > > > > On Tue, Sep 24, 2019 at 01:30:04PM -0700, Jim Mattson wrote: > > > On Wed, Dec 19, 2018 at 1:02 PM Paolo Bonzini wrote: > > > > On 19/12/18 18:39, Jim

Re: [PATCH] x86: Add CPUID KVM support for new instruction WBNOINVD

2019-09-30 Thread Jim Mattson
On Mon, Sep 30, 2019 at 10:54 AM Eduardo Habkost wrote: > > CCing qemu-devel. > > On Tue, Sep 24, 2019 at 01:30:04PM -0700, Jim Mattson wrote: > > On Wed, Dec 19, 2018 at 1:02 PM Paolo Bonzini wrote: > > > > > > On 19/12/18 18:39, Jim Mattson wrote: > > > > Is this an instruction that kvm has to

Re: [PATCH] x86: Add CPUID KVM support for new instruction WBNOINVD

2019-09-30 Thread Eduardo Habkost
CCing qemu-devel. On Tue, Sep 24, 2019 at 01:30:04PM -0700, Jim Mattson wrote: > On Wed, Dec 19, 2018 at 1:02 PM Paolo Bonzini wrote: > > > > On 19/12/18 18:39, Jim Mattson wrote: > > > Is this an instruction that kvm has to be able to emulate before it > > > can enumerate its existence? > > > >