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| author | Avi Kivity | 2007-12-26 12:57:04 +0100 |
|---|---|---|
| committer | Avi Kivity | 2008-01-30 17:01:20 +0100 |
| commit | 774ead3ad9bcbc05ef6aaebb9bdf8b4c3126923b (patch) | |
| tree | 0395ee65292f99bd43ab2cd07beb554d99cb096f /arch/x86/kvm/svm.c | |
| parent | KVM: Accelerated apic support (diff) | |
| download | kernel-qcow2-linux-774ead3ad9bcbc05ef6aaebb9bdf8b4c3126923b.tar.gz kernel-qcow2-linux-774ead3ad9bcbc05ef6aaebb9bdf8b4c3126923b.tar.xz kernel-qcow2-linux-774ead3ad9bcbc05ef6aaebb9bdf8b4c3126923b.zip | |
KVM: Disable vapic support on Intel machines with FlexPriority
FlexPriority accelerates the tpr without any patching.
Signed-off-by: Avi Kivity <avi@qumranet.com>
Diffstat (limited to 'arch/x86/kvm/svm.c')
| -rw-r--r-- | arch/x86/kvm/svm.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c index 3d4b71a94440..33f77b044c52 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, |