diff options
| -rw-r--r-- | kernel/rcu/tree.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/kernel/rcu/tree.c b/kernel/rcu/tree.c index 29669070348e..d3caa82b9954 100644 --- a/kernel/rcu/tree.c +++ b/kernel/rcu/tree.c @@ -3741,7 +3741,9 @@ static int rcu_blocking_is_gp(void) { int ret; - if (IS_ENABLED(CONFIG_PREEMPTION)) + // Invoking preempt_model_*() too early gets a splat. + if (rcu_scheduler_active == RCU_SCHEDULER_INACTIVE || + preempt_model_full() || preempt_model_rt()) return rcu_scheduler_active == RCU_SCHEDULER_INACTIVE; might_sleep(); /* Check for RCU read-side critical section. */ preempt_disable(); |