Re: [PATCH v1 4/4] KVM: MMU: Expose the LA57 feature to VM.

On 8/21/2017 6:12 PM, Paolo Bonzini wrote: On 21/08/2017 09:27, Yu Zhang wrote: On 8/18/2017 8:50 PM, Paolo Bonzini wrote: On 18/08/2017 10:28, Yu Zhang wrote: On 8/17/2017 10:29 PM, Paolo Bonzini wrote: On 17/08/2017 13:53, Yu Zhang wrote: On 8/17/2017 7:57 PM, Paolo Bonzini wrote: On

Re: [PATCH v1 4/4] KVM: MMU: Expose the LA57 feature to VM.

On 8/21/2017 6:12 PM, Paolo Bonzini wrote: On 21/08/2017 09:27, Yu Zhang wrote: On 8/18/2017 8:50 PM, Paolo Bonzini wrote: On 18/08/2017 10:28, Yu Zhang wrote: On 8/17/2017 10:29 PM, Paolo Bonzini wrote: On 17/08/2017 13:53, Yu Zhang wrote: On 8/17/2017 7:57 PM, Paolo Bonzini wrote: On

Re: [PATCH v1 4/4] KVM: MMU: Expose the LA57 feature to VM.

On 21/08/2017 09:27, Yu Zhang wrote: > > > On 8/18/2017 8:50 PM, Paolo Bonzini wrote: >> On 18/08/2017 10:28, Yu Zhang wrote: >>> >>> On 8/17/2017 10:29 PM, Paolo Bonzini wrote: On 17/08/2017 13:53, Yu Zhang wrote: > On 8/17/2017 7:57 PM, Paolo Bonzini wrote: >> On 12/08/2017 15:35,

Re: [PATCH v1 4/4] KVM: MMU: Expose the LA57 feature to VM.

On 21/08/2017 09:27, Yu Zhang wrote: > > > On 8/18/2017 8:50 PM, Paolo Bonzini wrote: >> On 18/08/2017 10:28, Yu Zhang wrote: >>> >>> On 8/17/2017 10:29 PM, Paolo Bonzini wrote: On 17/08/2017 13:53, Yu Zhang wrote: > On 8/17/2017 7:57 PM, Paolo Bonzini wrote: >> On 12/08/2017 15:35,

Re: [PATCH v1 4/4] KVM: MMU: Expose the LA57 feature to VM.

On 8/18/2017 8:50 PM, Paolo Bonzini wrote: On 18/08/2017 10:28, Yu Zhang wrote: On 8/17/2017 10:29 PM, Paolo Bonzini wrote: On 17/08/2017 13:53, Yu Zhang wrote: On 8/17/2017 7:57 PM, Paolo Bonzini wrote: On 12/08/2017 15:35, Yu Zhang wrote: index a98b88a..50107ae 100644 ---

Re: [PATCH v1 4/4] KVM: MMU: Expose the LA57 feature to VM.

On 8/18/2017 8:50 PM, Paolo Bonzini wrote: On 18/08/2017 10:28, Yu Zhang wrote: On 8/17/2017 10:29 PM, Paolo Bonzini wrote: On 17/08/2017 13:53, Yu Zhang wrote: On 8/17/2017 7:57 PM, Paolo Bonzini wrote: On 12/08/2017 15:35, Yu Zhang wrote: index a98b88a..50107ae 100644 ---

Re: [PATCH v1 4/4] KVM: MMU: Expose the LA57 feature to VM.

On 18/08/2017 10:28, Yu Zhang wrote: > > > On 8/17/2017 10:29 PM, Paolo Bonzini wrote: >> On 17/08/2017 13:53, Yu Zhang wrote: >>> >>> On 8/17/2017 7:57 PM, Paolo Bonzini wrote: On 12/08/2017 15:35, Yu Zhang wrote: > index a98b88a..50107ae 100644 > --- a/arch/x86/kvm/emulate.c >

Re: [PATCH v1 4/4] KVM: MMU: Expose the LA57 feature to VM.

On 18/08/2017 10:28, Yu Zhang wrote: > > > On 8/17/2017 10:29 PM, Paolo Bonzini wrote: >> On 17/08/2017 13:53, Yu Zhang wrote: >>> >>> On 8/17/2017 7:57 PM, Paolo Bonzini wrote: On 12/08/2017 15:35, Yu Zhang wrote: > index a98b88a..50107ae 100644 > --- a/arch/x86/kvm/emulate.c >

Re: [PATCH v1 4/4] KVM: MMU: Expose the LA57 feature to VM.

On 8/17/2017 10:29 PM, Paolo Bonzini wrote: On 17/08/2017 13:53, Yu Zhang wrote: On 8/17/2017 7:57 PM, Paolo Bonzini wrote: On 12/08/2017 15:35, Yu Zhang wrote: index a98b88a..50107ae 100644 --- a/arch/x86/kvm/emulate.c +++ b/arch/x86/kvm/emulate.c @@ -694,7 +694,7 @@ static

Re: [PATCH v1 4/4] KVM: MMU: Expose the LA57 feature to VM.

On 8/17/2017 10:29 PM, Paolo Bonzini wrote: On 17/08/2017 13:53, Yu Zhang wrote: On 8/17/2017 7:57 PM, Paolo Bonzini wrote: On 12/08/2017 15:35, Yu Zhang wrote: index a98b88a..50107ae 100644 --- a/arch/x86/kvm/emulate.c +++ b/arch/x86/kvm/emulate.c @@ -694,7 +694,7 @@ static

Re: [PATCH v1 4/4] KVM: MMU: Expose the LA57 feature to VM.

On 17/08/2017 13:53, Yu Zhang wrote: > > > On 8/17/2017 7:57 PM, Paolo Bonzini wrote: >> On 12/08/2017 15:35, Yu Zhang wrote: >>> index a98b88a..50107ae 100644 >>> --- a/arch/x86/kvm/emulate.c >>> +++ b/arch/x86/kvm/emulate.c >>> @@ -694,7 +694,7 @@ static __always_inline int __linearize(struct

Re: [PATCH v1 4/4] KVM: MMU: Expose the LA57 feature to VM.

On 17/08/2017 13:53, Yu Zhang wrote: > > > On 8/17/2017 7:57 PM, Paolo Bonzini wrote: >> On 12/08/2017 15:35, Yu Zhang wrote: >>> index a98b88a..50107ae 100644 >>> --- a/arch/x86/kvm/emulate.c >>> +++ b/arch/x86/kvm/emulate.c >>> @@ -694,7 +694,7 @@ static __always_inline int __linearize(struct

Re: [PATCH v1 4/4] KVM: MMU: Expose the LA57 feature to VM.

On 8/17/2017 7:57 PM, Paolo Bonzini wrote: On 12/08/2017 15:35, Yu Zhang wrote: index a98b88a..50107ae 100644 --- a/arch/x86/kvm/emulate.c +++ b/arch/x86/kvm/emulate.c @@ -694,7 +694,7 @@ static __always_inline int __linearize(struct x86_emulate_ctxt *ctxt, switch (mode) {

Re: [PATCH v1 4/4] KVM: MMU: Expose the LA57 feature to VM.

On 8/17/2017 7:57 PM, Paolo Bonzini wrote: On 12/08/2017 15:35, Yu Zhang wrote: index a98b88a..50107ae 100644 --- a/arch/x86/kvm/emulate.c +++ b/arch/x86/kvm/emulate.c @@ -694,7 +694,7 @@ static __always_inline int __linearize(struct x86_emulate_ctxt *ctxt, switch (mode) {

Re: [PATCH v1 4/4] KVM: MMU: Expose the LA57 feature to VM.

On 12/08/2017 15:35, Yu Zhang wrote: > index a98b88a..50107ae 100644 > --- a/arch/x86/kvm/emulate.c > +++ b/arch/x86/kvm/emulate.c > @@ -694,7 +694,7 @@ static __always_inline int __linearize(struct > x86_emulate_ctxt *ctxt, > switch (mode) { > case X86EMUL_MODE_PROT64: >

Re: [PATCH v1 4/4] KVM: MMU: Expose the LA57 feature to VM.

On 12/08/2017 15:35, Yu Zhang wrote: > index a98b88a..50107ae 100644 > --- a/arch/x86/kvm/emulate.c > +++ b/arch/x86/kvm/emulate.c > @@ -694,7 +694,7 @@ static __always_inline int __linearize(struct > x86_emulate_ctxt *ctxt, > switch (mode) { > case X86EMUL_MODE_PROT64: >

[PATCH v1 4/4] KVM: MMU: Expose the LA57 feature to VM.

This patch exposes 5 level page table feature to the VM, at the same time, the canonical virtual address checking is extended to support both 48-bits and 57-bits address width. Signed-off-by: Yu Zhang --- arch/x86/include/asm/kvm_host.h | 18 ++

[PATCH v1 4/4] KVM: MMU: Expose the LA57 feature to VM.

This patch exposes 5 level page table feature to the VM, at the same time, the canonical virtual address checking is extended to support both 48-bits and 57-bits address width. Signed-off-by: Yu Zhang --- arch/x86/include/asm/kvm_host.h | 18 ++ arch/x86/kvm/cpuid.c|