diff options
| -rw-r--r-- | kernel/rcu/tasks.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/kernel/rcu/tasks.h b/kernel/rcu/tasks.h index a4cd4ea2402c..5572f4a22996 100644 --- a/kernel/rcu/tasks.h +++ b/kernel/rcu/tasks.h @@ -570,10 +570,12 @@ static void rcu_tasks_one_gp(struct rcu_tasks *rtp, bool midboot) if (unlikely(midboot)) { needgpcb = 0x2; } else { + mutex_unlock(&rtp->tasks_gp_mutex); set_tasks_gp_state(rtp, RTGS_WAIT_CBS); rcuwait_wait_event(&rtp->cbs_wait, (needgpcb = rcu_tasks_need_gpcb(rtp)), TASK_IDLE); + mutex_lock(&rtp->tasks_gp_mutex); } if (needgpcb & 0x2) { |