Re: [PATCH] KVM: nVMX: remove unnecessary vmwrite from L2->L1 vmexit

2018-01-02 Thread Quan Xu
On 2018/01/02 17:47, Liran Alon wrote: On 02/01/18 00:58, Paolo Bonzini wrote: The POSTED_INTR_NV field is constant (though it differs between the vmcs01 and vmcs02), there is no need to reload it on vmexit to L1. Signed-off-by: Paolo Bonzini ---   arch/x86/kvm/vmx.c

Re: [PATCH] KVM: nVMX: remove unnecessary vmwrite from L2->L1 vmexit

2018-01-02 Thread Quan Xu
On 2018/01/02 17:47, Liran Alon wrote: On 02/01/18 00:58, Paolo Bonzini wrote: The POSTED_INTR_NV field is constant (though it differs between the vmcs01 and vmcs02), there is no need to reload it on vmexit to L1. Signed-off-by: Paolo Bonzini ---   arch/x86/kvm/vmx.c | 3 ---   1 file

Re: [PATCH] KVM: nVMX: remove unnecessary vmwrite from L2->L1 vmexit

2018-01-02 Thread Liran Alon
On 02/01/18 00:58, Paolo Bonzini wrote: The POSTED_INTR_NV field is constant (though it differs between the vmcs01 and vmcs02), there is no need to reload it on vmexit to L1. Signed-off-by: Paolo Bonzini --- arch/x86/kvm/vmx.c | 3 --- 1 file changed, 3 deletions(-)

Re: [PATCH] KVM: nVMX: remove unnecessary vmwrite from L2->L1 vmexit

2018-01-02 Thread Liran Alon
On 02/01/18 00:58, Paolo Bonzini wrote: The POSTED_INTR_NV field is constant (though it differs between the vmcs01 and vmcs02), there is no need to reload it on vmexit to L1. Signed-off-by: Paolo Bonzini --- arch/x86/kvm/vmx.c | 3 --- 1 file changed, 3 deletions(-) diff --git

Re: [PATCH] KVM: nVMX: remove unnecessary vmwrite from L2->L1 vmexit

2018-01-01 Thread Jim Mattson
Reviewed-by: Jim Mattson On Mon, Jan 1, 2018 at 2:58 PM, Paolo Bonzini wrote: > The POSTED_INTR_NV field is constant (though it differs between the vmcs01 and > vmcs02), there is no need to reload it on vmexit to L1. > > Signed-off-by: Paolo Bonzini

Re: [PATCH] KVM: nVMX: remove unnecessary vmwrite from L2->L1 vmexit

2018-01-01 Thread Jim Mattson
Reviewed-by: Jim Mattson On Mon, Jan 1, 2018 at 2:58 PM, Paolo Bonzini wrote: > The POSTED_INTR_NV field is constant (though it differs between the vmcs01 and > vmcs02), there is no need to reload it on vmexit to L1. > > Signed-off-by: Paolo Bonzini > --- > arch/x86/kvm/vmx.c | 3 --- > 1

[PATCH] KVM: nVMX: remove unnecessary vmwrite from L2->L1 vmexit

2018-01-01 Thread Paolo Bonzini
The POSTED_INTR_NV field is constant (though it differs between the vmcs01 and vmcs02), there is no need to reload it on vmexit to L1. Signed-off-by: Paolo Bonzini --- arch/x86/kvm/vmx.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/arch/x86/kvm/vmx.c

[PATCH] KVM: nVMX: remove unnecessary vmwrite from L2->L1 vmexit

2018-01-01 Thread Paolo Bonzini
The POSTED_INTR_NV field is constant (though it differs between the vmcs01 and vmcs02), there is no need to reload it on vmexit to L1. Signed-off-by: Paolo Bonzini --- arch/x86/kvm/vmx.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c index