Commit 38480df5 authored by Andrew Jones's avatar Andrew Jones Committed by Marc Zyngier

KVM: arm64: pvtime: steal-time is only supported when configured

Don't confuse the guest by saying steal-time is supported when
it hasn't been configured by userspace and won't work.
Signed-off-by: default avatarAndrew Jones <drjones@redhat.com>
Signed-off-by: default avatarMarc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20200804170604.42662-2-drjones@redhat.com
parent 9123e3a7
...@@ -43,6 +43,7 @@ long kvm_hypercall_pv_features(struct kvm_vcpu *vcpu) ...@@ -43,6 +43,7 @@ long kvm_hypercall_pv_features(struct kvm_vcpu *vcpu)
switch (feature) { switch (feature) {
case ARM_SMCCC_HV_PV_TIME_FEATURES: case ARM_SMCCC_HV_PV_TIME_FEATURES:
case ARM_SMCCC_HV_PV_TIME_ST: case ARM_SMCCC_HV_PV_TIME_ST:
if (vcpu->arch.steal.base != GPA_INVALID)
val = SMCCC_RET_SUCCESS; val = SMCCC_RET_SUCCESS;
break; break;
} }
......
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