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| author | He, Qing <qing.he@intel.com> | 2007-08-30 17:04:26 +0800 |
|---|---|---|
| committer | Avi Kivity <avi@qumranet.com> | 2007-10-13 10:18:26 +0200 |
| commit | 5cd4f6fd8506f59cb8a232f364c54f6bd8e5150a (patch) | |
| tree | b8ca584d9c8e308778b53457d57adadb462305ce /drivers/kvm/kvm_main.c | |
| parent | a3d7f85f471f889e4477863a7ca42828ae74e77d (diff) | |
| download | lwn-5cd4f6fd8506f59cb8a232f364c54f6bd8e5150a.tar.gz lwn-5cd4f6fd8506f59cb8a232f364c54f6bd8e5150a.zip | |
KVM: disable tpr/cr8 sync when in-kernel APIC is used
Signed-off-by: Qing He <qing.he@intel.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>
Diffstat (limited to 'drivers/kvm/kvm_main.c')
| -rw-r--r-- | drivers/kvm/kvm_main.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/kvm/kvm_main.c b/drivers/kvm/kvm_main.c index 8f8bfc9160e3..02af24e8350c 100644 --- a/drivers/kvm/kvm_main.c +++ b/drivers/kvm/kvm_main.c @@ -2005,7 +2005,8 @@ static int kvm_vcpu_ioctl_run(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run) sigprocmask(SIG_SETMASK, &vcpu->sigset, &sigsaved); /* re-sync apic's tpr */ - set_cr8(vcpu, kvm_run->cr8); + if (!irqchip_in_kernel(vcpu->kvm)) + set_cr8(vcpu, kvm_run->cr8); if (vcpu->pio.cur_count) { r = complete_pio(vcpu); |