Re: [PATCH v6 8/8] KVM: x86: Add user-space access interface for CET MSRs

2019-08-12 Thread Yang Weijiang
On Mon, Aug 12, 2019 at 04:43:36PM -0700, Sean Christopherson wrote: > On Thu, Jul 25, 2019 at 11:12:46AM +0800, Yang Weijiang wrote: > > There're two different places storing Guest CET states, the states > > managed with XSAVES/XRSTORS, as restored/saved > > in previous patch, can be read/write di

Re: [PATCH v6 8/8] KVM: x86: Add user-space access interface for CET MSRs

2019-08-12 Thread Sean Christopherson
On Thu, Jul 25, 2019 at 11:12:46AM +0800, Yang Weijiang wrote: > There're two different places storing Guest CET states, the states > managed with XSAVES/XRSTORS, as restored/saved > in previous patch, can be read/write directly from/to the MSRs. > For those stored in VMCS fields, they're access vi