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

Paul E. McKenney
2011-05-01T13:22:42Z

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(-)

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;
}
}
--
1.7.3.2