Setting a vCPU's MP state to KVM_MP_STATE_STOPPED has the effect of
powering off the vCPU. Rather than using the vCPU init feature flag, use
the KVM_SET_MP_STATE ioctl to power off the target vCPU.
Signed-off-by: Oliver Upton <oupton@xxxxxxxxxx>
---
tools/testing/selftests/kvm/aarch64/psci_test.c | 13 +++++++++++--
1 file changed, 11 insertions(+), 2 deletions(-)
diff --git a/tools/testing/selftests/kvm/aarch64/psci_test.c b/tools/testing/selftests/kvm/aarch64/psci_test.c
index 8c998f0b802c..fe1d5d343a2f 100644
--- a/tools/testing/selftests/kvm/aarch64/psci_test.c
+++ b/tools/testing/selftests/kvm/aarch64/psci_test.c
@@ -60,6 +60,15 @@ static void guest_main(uint64_t target_cpu)
GUEST_DONE();
}
+static void vcpu_power_off(struct kvm_vm *vm, uint32_t vcpuid)
+{
+ struct kvm_mp_state mp_state = {
+ .mp_state = KVM_MP_STATE_STOPPED,
+ };
+
+ vcpu_set_mp_state(vm, vcpuid, &mp_state);
+}
+
int main(void)
{
uint64_t target_mpidr, obs_pc, obs_x0;
@@ -75,12 +84,12 @@ int main(void)
init.features[0] |= (1 << KVM_ARM_VCPU_PSCI_0_2);
aarch64_vcpu_add_default(vm, VCPU_ID_SOURCE, &init, guest_main);
+ aarch64_vcpu_add_default(vm, VCPU_ID_TARGET, &init, guest_main);
/*
* make sure the target is already off when executing the test.
*/
- init.features[0] |= (1 << KVM_ARM_VCPU_POWER_OFF);
- aarch64_vcpu_add_default(vm, VCPU_ID_TARGET, &init, guest_main);
+ vcpu_power_off(vm, VCPU_ID_TARGET);
get_reg(vm, VCPU_ID_TARGET, KVM_ARM64_SYS_REG(SYS_MPIDR_EL1), &target_mpidr);
vcpu_args_set(vm, VCPU_ID_SOURCE, 1, target_mpidr & MPIDR_HWID_BITMASK);
--
2.35.1.473.g83b2b277ed-goog
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