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-rw-r--r--kernel/rcu/tree.h6
1 files changed, 5 insertions, 1 deletions
diff --git a/kernel/rcu/tree.h b/kernel/rcu/tree.h
index d90b02b53c0e..ef517ba25192 100644
--- a/kernel/rcu/tree.h
+++ b/kernel/rcu/tree.h
@@ -234,7 +234,11 @@ struct rcu_data {
/* Leader CPU takes GP-end wakeups. */
#endif /* #ifdef CONFIG_RCU_NOCB_CPU */
- /* 6) Diagnostic data, including RCU CPU stall warnings. */
+ /* 6) RCU priority boosting. */
+ struct task_struct *rcu_cpu_kthread_task;
+ /* rcuc per-CPU kthread or NULL. */
+
+ /* 7) Diagnostic data, including RCU CPU stall warnings. */
unsigned int softirq_snap; /* Snapshot of softirq activity. */
/* ->rcu_iw* fields protected by leaf rcu_node ->lock. */
struct irq_work rcu_iw; /* Check for non-irq activity. */