From 774ead3ad9bcbc05ef6aaebb9bdf8b4c3126923b Mon Sep 17 00:00:00 2001 From: Avi Kivity Date: Wed, 26 Dec 2007 13:57:04 +0200 Subject: KVM: Disable vapic support on Intel machines with FlexPriority FlexPriority accelerates the tpr without any patching. Signed-off-by: Avi Kivity --- arch/x86/kvm/svm.c | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'arch/x86/kvm/svm.c') diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c index 3d4b71a9444..33f77b044c5 100644 --- a/arch/x86/kvm/svm.c +++ b/arch/x86/kvm/svm.c @@ -1653,6 +1653,11 @@ static void svm_check_processor_compat(void *rtn) *(int *)rtn = 0; } +static bool svm_cpu_has_accelerated_tpr(void) +{ + return false; +} + static struct kvm_x86_ops svm_x86_ops = { .cpu_has_kvm_support = has_svm, .disabled_by_bios = is_disabled, @@ -1661,6 +1666,7 @@ static struct kvm_x86_ops svm_x86_ops = { .check_processor_compatibility = svm_check_processor_compat, .hardware_enable = svm_hardware_enable, .hardware_disable = svm_hardware_disable, + .cpu_has_accelerated_tpr = svm_cpu_has_accelerated_tpr, .vcpu_create = svm_create_vcpu, .vcpu_free = svm_free_vcpu, -- cgit v1.2.3