[PATCH tip/core/rcu 55/86] macvlan,rcu: convert call_rcu(macvlan_port_rcu_free) to kfree_rcu()

From: Paul E. McKenney
Date: Sun May 01 2011 - 09:26:43 EST


From: Lai Jiangshan <laijs@xxxxxxxxxxxxxx>

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

Signed-off-by: Lai Jiangshan <laijs@xxxxxxxxxxxxxx>
Acked-by: David S. Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx>
---
drivers/net/macvlan.c | 10 +---------
1 files changed, 1 insertions(+), 9 deletions(-)

diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c
index 78e34e9..d8e4e69 100644
--- a/drivers/net/macvlan.c
+++ b/drivers/net/macvlan.c
@@ -603,21 +603,13 @@ static int macvlan_port_create(struct net_device *dev)
return err;
}

-static void macvlan_port_rcu_free(struct rcu_head *head)
-{
- struct macvlan_port *port;
-
- port = container_of(head, struct macvlan_port, rcu);
- kfree(port);
-}
-
static void macvlan_port_destroy(struct net_device *dev)
{
struct macvlan_port *port = macvlan_port_get(dev);

dev->priv_flags &= ~IFF_MACVLAN_PORT;
netdev_rx_handler_unregister(dev);
- call_rcu(&port->rcu, macvlan_port_rcu_free);
+ kfree_rcu(port, rcu);
}

static int macvlan_validate(struct nlattr *tb[], struct nlattr *data[])
--
1.7.3.2

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