net,rcu: convert call_rcu(tcf_common_free_rcu) to kfree_rcu()
authorLai Jiangshan <laijs@cn.fujitsu.com>
Tue, 15 Mar 2011 09:57:04 +0000 (17:57 +0800)
committerPaul E. McKenney <paulmck@linux.vnet.ibm.com>
Sun, 8 May 2011 05:50:48 +0000 (22:50 -0700)
The rcu callback tcf_common_free_rcu() just calls a kfree(),
so we use kfree_rcu() instead of the call_rcu(tcf_common_free_rcu).

Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com>
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
net/sched/act_api.c

index 14b42f4ad791eaf9191adb67e2b6d62d994c4e84..a606025814a1a99650d0793c4f3db468b829aaca 100644 (file)
 #include <net/act_api.h>
 #include <net/netlink.h>
 
-static void tcf_common_free_rcu(struct rcu_head *head)
-{
-       kfree(container_of(head, struct tcf_common, tcfc_rcu));
-}
-
 void tcf_hash_destroy(struct tcf_common *p, struct tcf_hashinfo *hinfo)
 {
        unsigned int h = tcf_hash(p->tcfc_index, hinfo->hmask);
@@ -47,7 +42,7 @@ void tcf_hash_destroy(struct tcf_common *p, struct tcf_hashinfo *hinfo)
                         * gen_estimator est_timer() might access p->tcfc_lock
                         * or bstats, wait a RCU grace period before freeing p
                         */
-                       call_rcu(&p->tcfc_rcu, tcf_common_free_rcu);
+                       kfree_rcu(p, tcfc_rcu);
                        return;
                }
        }