Re: [PATCH] KVM: x86: avoid unnecessary XSETBV on guest entry

On 2017/12/13 20:51, Paolo Bonzini wrote: xsetbv can be expensive when running on nested virtualization, try to avoid it. Signed-off-by: Paolo Bonzini --- arch/x86/kvm/x86.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/x86/kvm/x86.c

Re: [PATCH] KVM: x86: avoid unnecessary XSETBV on guest entry

On 2017/12/13 20:51, Paolo Bonzini wrote: xsetbv can be expensive when running on nested virtualization, try to avoid it. Signed-off-by: Paolo Bonzini --- arch/x86/kvm/x86.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index

Re: [PATCH] KVM: x86: avoid unnecessary XSETBV on guest entry

2017-12-13 20:51 GMT+08:00 Paolo Bonzini : > xsetbv can be expensive when running on nested virtualization, try to > avoid it. > > Signed-off-by: Paolo Bonzini Reviewed-by: Wanpeng Li > --- > arch/x86/kvm/x86.c | 3 ++- > 1

Re: [PATCH] KVM: x86: avoid unnecessary XSETBV on guest entry

2017-12-13 20:51 GMT+08:00 Paolo Bonzini : > xsetbv can be expensive when running on nested virtualization, try to > avoid it. > > Signed-off-by: Paolo Bonzini Reviewed-by: Wanpeng Li > --- > arch/x86/kvm/x86.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git

Re: [PATCH] KVM: x86: avoid unnecessary XSETBV on guest entry

Reviewed-by: Jim Mattson On Wed, Dec 13, 2017 at 4:51 AM, Paolo Bonzini wrote: > xsetbv can be expensive when running on nested virtualization, try to > avoid it. > > Signed-off-by: Paolo Bonzini > --- > arch/x86/kvm/x86.c | 3 ++-

Re: [PATCH] KVM: x86: avoid unnecessary XSETBV on guest entry

Reviewed-by: Jim Mattson On Wed, Dec 13, 2017 at 4:51 AM, Paolo Bonzini wrote: > xsetbv can be expensive when running on nested virtualization, try to > avoid it. > > Signed-off-by: Paolo Bonzini > --- > arch/x86/kvm/x86.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff

[PATCH] KVM: x86: avoid unnecessary XSETBV on guest entry

xsetbv can be expensive when running on nested virtualization, try to avoid it. Signed-off-by: Paolo Bonzini --- arch/x86/kvm/x86.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 0f82e2cbf64c..daa1918031df

[PATCH] KVM: x86: avoid unnecessary XSETBV on guest entry

xsetbv can be expensive when running on nested virtualization, try to avoid it. Signed-off-by: Paolo Bonzini --- arch/x86/kvm/x86.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 0f82e2cbf64c..daa1918031df 100644 ---