[PATCH tip/core/rcu 3/6] rcu: Use new nesting value for rcu_dyntick trace in rcu_eqs_enter_common

Paul E. McKenney
2013-01-05T17:10:13Z

From: Li Zhong <zhong@linux.vnet.ibm.com>

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

Signed-off-by: Li Zhong <zhong@linux.vnet.ibm.com>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
---
kernel/rcutree.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/kernel/rcutree.c b/kernel/rcutree.c
index cceda76..d145796 100644
--- a/kernel/rcutree.c
+++ b/kernel/rcutree.c
@@ -336,7 +336,7 @@ 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());

--
1.7.8