[PATCH rcu] use new nesting value for rcu_dyntick trace inrcu_eqs_enter_common

[Li Zhong]

This patch uses the real new value of dynticks_nesting instead of 0 in
rcu_eqs_enter_common(). 

Signed-off-by: Li Zhong <zhong@xxxxxxxxxxxxxxxxxx>
---
 kernel/rcutree.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/rcutree.c b/kernel/rcutree.c
index 7733eb5..6b7e314 100644
--- a/kernel/rcutree.c
+++ b/kernel/rcutree.c
@@ -339,7 +339,7 @@ static struct rcu_node *rcu_get_root(struct rcu_state *rsp)
 static void rcu_eqs_enter_common(struct rcu_dynticks *rdtp, long long oldval,
 				bool user)
 {
-	trace_rcu_dyntick("Start", oldval, 0);
+	trace_rcu_dyntick("Start", oldval, rdtp->dynticks_nesting);
 	if (!user && !is_idle_task(current)) {
 		struct task_struct *idle = idle_task(smp_processor_id());
 
-- 
1.7.11.4

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