[PATCH tip/core/rcu 44/86] net,rcu: convert call_rcu(dn_dev_free_ifa_rcu) to kfree_rcu()

From: Paul E. McKenney
Date: Sun May 01 2011 - 09:32:54 EST


From: Lai Jiangshan <laijs@xxxxxxxxxxxxxx>

The rcu callback dn_dev_free_ifa_rcu() just calls a kfree(),
so we use kfree_rcu() instead of the call_rcu(dn_dev_free_ifa_rcu).

Signed-off-by: Lai Jiangshan <laijs@xxxxxxxxxxxxxx>
Acked-by: David S. Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx>
---
net/decnet/dn_dev.c | 7 +------
1 files changed, 1 insertions(+), 6 deletions(-)

diff --git a/net/decnet/dn_dev.c b/net/decnet/dn_dev.c
index 0dcaa90..4c27615 100644
--- a/net/decnet/dn_dev.c
+++ b/net/decnet/dn_dev.c
@@ -332,14 +332,9 @@ static struct dn_ifaddr *dn_dev_alloc_ifa(void)
return ifa;
}

-static void dn_dev_free_ifa_rcu(struct rcu_head *head)
-{
- kfree(container_of(head, struct dn_ifaddr, rcu));
-}
-
static void dn_dev_free_ifa(struct dn_ifaddr *ifa)
{
- call_rcu(&ifa->rcu, dn_dev_free_ifa_rcu);
+ kfree_rcu(ifa, rcu);
}

static void dn_dev_del_ifa(struct dn_dev *dn_db, struct dn_ifaddr __rcu **ifap, int destroy)
--
1.7.3.2

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