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net,rcu: convert call_rcu(wq_free_rcu) to kfree_rcu() 

The rcu callback wq_free_rcu() just calls a kfree(),
so we use kfree_rcu() instead of the call_rcu(wq_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>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
This commit is contained in:
Lai Jiangshan 2011-03-18 12:10:25 +08:00 committed by Paul E. McKenney
parent 7e113a9c75
commit 6184522024
1 changed files with 1 additions and 10 deletions
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11
net/socket.c
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@ -263,15 +263,6 @@ static struct inode *sock_alloc_inode(struct super_block *sb)
return &ei->vfs_inode;
}
static void wq_free_rcu(struct rcu_head *head)
{
struct socket_wq *wq = container_of(head, struct socket_wq, rcu);
kfree(wq);
}
static void sock_destroy_inode(struct inode *inode)
{
struct socket_alloc *ei;
@ -279,7 +270,7 @@ static void sock_destroy_inode(struct inode *inode)
ei = container_of(inode, struct socket_alloc, vfs_inode);
wq = rcu_dereference_protected(ei->socket.wq, 1);
call_rcu(&wq->rcu, wq_free_rcu);
kfree_rcu(wq, rcu);
kmem_cache_free(sock_inode_cachep, ei);
}