Re: [PATCH v3 2/8] KVM:CPUID: Define CET CPUID bits and CR4.CET master enable bit.

On Tue, 2019-02-26 at 15:57 +0800, Yang Weijiang wrote: > On Tue, Feb 26, 2019 at 11:48:59AM -0800, Jim Mattson wrote: > > On Mon, Feb 25, 2019 at 10:32 PM Yang Weijiang > > wrote: > > > > > > Guest queries CET SHSTK and IBT support by CPUID.(EAX=0x7,ECX=0), > > > in return, ECX[bit 7] correspond

Re: [PATCH v3 2/8] KVM:CPUID: Define CET CPUID bits and CR4.CET master enable bit.

On Thu, Feb 28, 2019 at 08:04:22AM -0800, Sean Christopherson wrote: > On Mon, Feb 25, 2019 at 09:27:10PM +0800, Yang Weijiang wrote: > > Guest queries CET SHSTK and IBT support by CPUID.(EAX=0x7,ECX=0), > > in return, ECX[bit 7] corresponds to SHSTK feature, and EDX[bit 20] > > corresponds to IBT

Re: [PATCH v3 2/8] KVM:CPUID: Define CET CPUID bits and CR4.CET master enable bit.

On Mon, Feb 25, 2019 at 09:27:10PM +0800, Yang Weijiang wrote: > Guest queries CET SHSTK and IBT support by CPUID.(EAX=0x7,ECX=0), > in return, ECX[bit 7] corresponds to SHSTK feature, and EDX[bit 20] > corresponds to IBT feature. > CR4.CET[bit 23] is CET master enable bit, it controls CET feature

Re: [PATCH v3 2/8] KVM:CPUID: Define CET CPUID bits and CR4.CET master enable bit.

On Tue, Feb 26, 2019 at 11:48:59AM -0800, Jim Mattson wrote: > On Mon, Feb 25, 2019 at 10:32 PM Yang Weijiang > wrote: > > > > Guest queries CET SHSTK and IBT support by CPUID.(EAX=0x7,ECX=0), > > in return, ECX[bit 7] corresponds to SHSTK feature, and EDX[bit 20] > > corresponds to IBT feature.

Re: [PATCH v3 2/8] KVM:CPUID: Define CET CPUID bits and CR4.CET master enable bit.

On Mon, Feb 25, 2019 at 10:32 PM Yang Weijiang wrote: > > Guest queries CET SHSTK and IBT support by CPUID.(EAX=0x7,ECX=0), > in return, ECX[bit 7] corresponds to SHSTK feature, and EDX[bit 20] > corresponds to IBT feature. > CR4.CET[bit 23] is CET master enable bit, it controls CET feature > avai