Re: [PATCH v3 7/7] KVM: VMX: optimize ple_window updates to VMCS

2014-08-21 Thread Raghavendra K T
On 08/21/2014 09:38 PM, Radim Krčmář wrote: ple_window is preserved in VMCS, so can write it only after a change. Do this by keeping a dirty bit. Signed-off-by: Radim Krčmář Reviewed-by: Raghavendra KT -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a messa

[PATCH v3 7/7] KVM: VMX: optimize ple_window updates to VMCS

2014-08-21 Thread Radim Krčmář
ple_window is preserved in VMCS, so can write it only after a change. Do this by keeping a dirty bit. Signed-off-by: Radim Krčmář --- arch/x86/kvm/vmx.c | 12 +++- 1 file changed, 11 insertions(+), 1 deletion(-) diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c index 1318232..f32415b