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Subject[PATCH tip/core/rcu 50/86] net,rcu: convert call_rcu(ip_mc_list_reclaim) to kfree_rcu()
Date
From: Lai Jiangshan <laijs@cn.fujitsu.com>

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

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/ipv4/igmp.c | 8 +-------
1 files changed, 1 insertions(+), 7 deletions(-)
diff --git a/net/ipv4/igmp.c b/net/ipv4/igmp.c
index 1fd3d9c..f22f30e 100644
--- a/net/ipv4/igmp.c
+++ b/net/ipv4/igmp.c
@@ -149,17 +149,11 @@ static void ip_mc_clear_src(struct ip_mc_list *pmc);
static int ip_mc_add_src(struct in_device *in_dev, __be32 *pmca, int sfmode,
int sfcount, __be32 *psfsrc, int delta);

-
-static void ip_mc_list_reclaim(struct rcu_head *head)
-{
- kfree(container_of(head, struct ip_mc_list, rcu));
-}
-
static void ip_ma_put(struct ip_mc_list *im)
{
if (atomic_dec_and_test(&im->refcnt)) {
in_dev_put(im->interface);
- call_rcu(&im->rcu, ip_mc_list_reclaim);
+ kfree_rcu(im, rcu);
}
}

--
1.7.3.2


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