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-rw-r--r--kernel/rcutree.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/kernel/rcutree.h b/kernel/rcutree.h
index 780a0195d35a..049896a835d9 100644
--- a/kernel/rcutree.h
+++ b/kernel/rcutree.h
@@ -364,6 +364,8 @@ struct rcu_state {
u32 levelcnt[MAX_RCU_LVLS + 1]; /* # nodes in each level. */
u8 levelspread[RCU_NUM_LVLS]; /* kids/node in each level. */
struct rcu_data __percpu *rda; /* pointer of percu rcu_data. */
+ void (*call)(struct rcu_head *head, /* call_rcu() flavor. */
+ void (*func)(struct rcu_head *head));
/* The following fields are guarded by the root rcu_node's lock. */