diff options
Diffstat (limited to 'drivers/kvm')
| -rw-r--r-- | drivers/kvm/kvm_main.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/kvm/kvm_main.c b/drivers/kvm/kvm_main.c index 7aeaaba79c54..5b42731beba4 100644 --- a/drivers/kvm/kvm_main.c +++ b/drivers/kvm/kvm_main.c @@ -693,10 +693,13 @@ void fx_init(struct kvm_vcpu *vcpu) } *fx_image; + /* Initialize guest FPU by resetting ours and saving into guest's */ + preempt_disable(); fx_save(vcpu->host_fx_image); fpu_init(); fx_save(vcpu->guest_fx_image); fx_restore(vcpu->host_fx_image); + preempt_enable(); fx_image = (struct fx_image_s *)vcpu->guest_fx_image; fx_image->mxcsr = 0x1f80; |