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authorDavid S. Miller <davem@davemloft.net>2015-10-02 17:21:25 +0300
committerDavid S. Miller <davem@davemloft.net>2015-10-02 17:21:25 +0300
commitf6d3125fa3c2f55ddf7cf69365c41089de6cfae6 (patch)
treeff2bcb135ebf090d7b383d55123b621f4590632c /kernel/rcu/tree.c
parent2dc6a0303b89de4c92b44f5278d61b6b6c9c20eb (diff)
parent36f8dafe52b0d0726edd5102900e37192f1d3c65 (diff)
downloadlinux-f6d3125fa3c2f55ddf7cf69365c41089de6cfae6.tar.xz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Conflicts: net/dsa/slave.c net/dsa/slave.c simply had overlapping changes. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'kernel/rcu/tree.c')
-rw-r--r--kernel/rcu/tree.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/kernel/rcu/tree.c b/kernel/rcu/tree.c
index 9f75f25cc5d9..775d36cc0050 100644
--- a/kernel/rcu/tree.c
+++ b/kernel/rcu/tree.c
@@ -3868,6 +3868,7 @@ static void rcu_init_new_rnp(struct rcu_node *rnp_leaf)
static void __init
rcu_boot_init_percpu_data(int cpu, struct rcu_state *rsp)
{
+ static struct lock_class_key rcu_exp_sched_rdp_class;
unsigned long flags;
struct rcu_data *rdp = per_cpu_ptr(rsp->rda, cpu);
struct rcu_node *rnp = rcu_get_root(rsp);
@@ -3883,6 +3884,10 @@ rcu_boot_init_percpu_data(int cpu, struct rcu_state *rsp)
mutex_init(&rdp->exp_funnel_mutex);
rcu_boot_init_nocb_percpu_data(rdp);
raw_spin_unlock_irqrestore(&rnp->lock, flags);
+ if (rsp == &rcu_sched_state)
+ lockdep_set_class_and_name(&rdp->exp_funnel_mutex,
+ &rcu_exp_sched_rdp_class,
+ "rcu_data_exp_sched");
}
/*