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-rw-r--r--kernel/rcu/tree.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/kernel/rcu/tree.h b/kernel/rcu/tree.h
index 7062f9d9c053..2c3e9068671c 100644
--- a/kernel/rcu/tree.h
+++ b/kernel/rcu/tree.h
@@ -202,7 +202,8 @@ struct rcu_data {
struct timer_list nocb_timer; /* Enforce finite deferral. */
/* The following fields are used by GP kthread, hence own cacheline. */
- bool nocb_gp_sleep ____cacheline_internodealigned_in_smp;
+ raw_spinlock_t nocb_gp_lock ____cacheline_internodealigned_in_smp;
+ bool nocb_gp_sleep;
/* Is the nocb GP thread asleep? */
struct swait_queue_head nocb_gp_wq; /* For nocb kthreads to sleep on. */
bool nocb_cb_sleep; /* Is the nocb CB thread asleep? */