[tip/core/rcu,37/86] net,rcu: convert call_rcu(tcf_common_free_rcu) to kfree_rcu()

Message ID 1304256126-26015-37-git-send-email-paulmck@linux.vnet.ibm.com
State New
Headers show

Commit Message

Paul E. McKenney May 1, 2011, 1:21 p.m.
From: Lai Jiangshan <laijs@cn.fujitsu.com>

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>
---
 net/sched/act_api.c |    7 +------
 1 files changed, 1 insertions(+), 6 deletions(-)

Patch

diff --git a/net/sched/act_api.c b/net/sched/act_api.c
index 14b42f4..a606025 100644
--- a/net/sched/act_api.c
+++ b/net/sched/act_api.c
@@ -26,11 +26,6 @@ 
 #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;
 		}
 	}