diff options
Diffstat (limited to 'drivers/cpuidle/cpuidle-haltpoll.c')
| -rw-r--r-- | drivers/cpuidle/cpuidle-haltpoll.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/cpuidle/cpuidle-haltpoll.c b/drivers/cpuidle/cpuidle-haltpoll.c index 49a65c6fe91e..932390b028f1 100644 --- a/drivers/cpuidle/cpuidle-haltpoll.c +++ b/drivers/cpuidle/cpuidle-haltpoll.c @@ -97,7 +97,8 @@ static int __init haltpoll_init(void) cpuidle_poll_state_init(drv); - if (!kvm_para_available()) + if (!kvm_para_available() || + !kvm_para_has_hint(KVM_HINTS_REALTIME)) return -ENODEV; ret = cpuidle_register_driver(drv); |