[PATCH tip/core/rcu 5/7] batman,rcu: convert call_rcu(softif_neigh_free_rcu) to kfree_rcu

From: Paul E. McKenney
Date: Mon May 02 2011 - 17:36:57 EST


The RCU callback softif_neigh_free_rcu() just calls kfree(), so we can
use kfree_rcu() instead of call_rcu().

Signed-off-by: Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx>
Cc: Marek Lindner <lindner_marek@xxxxxxxx>
Cc: Simon Wunderlich <siwu@xxxxxxxxxxxxxxxxxx>
Cc: Sven Eckelmann <sven@xxxxxxxxxxxxx>
---
net/batman-adv/soft-interface.c | 10 +---------
1 files changed, 1 insertions(+), 9 deletions(-)

diff --git a/net/batman-adv/soft-interface.c b/net/batman-adv/soft-interface.c
index 824e1f6..04efe02 100644
--- a/net/batman-adv/soft-interface.c
+++ b/net/batman-adv/soft-interface.c
@@ -76,18 +76,10 @@ int my_skb_head_push(struct sk_buff *skb, unsigned int len)
return 0;
}

-static void softif_neigh_free_rcu(struct rcu_head *rcu)
-{
- struct softif_neigh *softif_neigh;
-
- softif_neigh = container_of(rcu, struct softif_neigh, rcu);
- kfree(softif_neigh);
-}
-
static void softif_neigh_free_ref(struct softif_neigh *softif_neigh)
{
if (atomic_dec_and_test(&softif_neigh->refcount))
- call_rcu(&softif_neigh->rcu, softif_neigh_free_rcu);
+ kfree_rcu(softif_neigh, rcu);
}

void softif_neigh_purge(struct bat_priv *bat_priv)
--
1.7.3.2

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