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: Andrew Jones <drjones@xxxxxxxxxx>
---
arch/arm64/kvm/pvtime.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/arch/arm64/kvm/pvtime.c b/arch/arm64/kvm/pvtime.c
index f7b52ce1557e..2b22214909be 100644
--- a/arch/arm64/kvm/pvtime.c
+++ b/arch/arm64/kvm/pvtime.c
@@ -42,9 +42,12 @@ long kvm_hypercall_pv_features(struct kvm_vcpu *vcpu)
switch (feature) {
case ARM_SMCCC_HV_PV_TIME_FEATURES:
- case ARM_SMCCC_HV_PV_TIME_ST:
val = SMCCC_RET_SUCCESS;
break;
+ case ARM_SMCCC_HV_PV_TIME_ST:
+ if (vcpu->arch.steal.base != GPA_INVALID)
+ val = SMCCC_RET_SUCCESS;
+ break;
}
return val;
--
2.25.4
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