diff options
Diffstat (limited to 'virt/kvm/arm/arch_timer.c')
| -rw-r--r-- | virt/kvm/arm/arch_timer.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/virt/kvm/arm/arch_timer.c b/virt/kvm/arm/arch_timer.c index 282389eb204f..bd3d57f40f1b 100644 --- a/virt/kvm/arm/arch_timer.c +++ b/virt/kvm/arm/arch_timer.c @@ -545,9 +545,11 @@ void kvm_timer_vcpu_put(struct kvm_vcpu *vcpu) * The kernel may decide to run userspace after calling vcpu_put, so * we reset cntvoff to 0 to ensure a consistent read between user * accesses to the virtual counter and kernel access to the physical - * counter. + * counter of non-VHE case. For VHE, the virtual counter uses a fixed + * virtual offset of zero, so no need to zero CNTVOFF_EL2 register. */ - set_cntvoff(0); + if (!has_vhe()) + set_cntvoff(0); } /* @@ -856,11 +858,7 @@ int kvm_timer_enable(struct kvm_vcpu *vcpu) return ret; no_vgic: - preempt_disable(); timer->enabled = 1; - kvm_timer_vcpu_load(vcpu); - preempt_enable(); - return 0; } |