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tipc: Use inlined rhashtable interface

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This patch converts tipc to the inlined rhashtable interface.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Herbert Xu 2015-03-20 21:57:05 +11:00 committed by David S. Miller
parent b182aa6e96
commit 6cca7289d5
1 changed files with 17 additions and 13 deletions
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30
net/tipc/socket.c
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@ -133,6 +133,8 @@ static const struct nla_policy tipc_nl_sock_policy[TIPC_NLA_SOCK_MAX + 1] = {
[TIPC_NLA_SOCK_HAS_PUBL] = { .type = NLA_FLAG }
};
static const struct rhashtable_params tsk_rht_params;
/*
* Revised TIPC socket locking policy:
*
@ -2245,7 +2247,7 @@ static struct tipc_sock *tipc_sk_lookup(struct net *net, u32 portid)
struct tipc_sock *tsk;
rcu_read_lock();
tsk = rhashtable_lookup(&tn->sk_rht, &portid);
tsk = rhashtable_lookup_fast(&tn->sk_rht, &portid, tsk_rht_params);
if (tsk)
sock_hold(&tsk->sk);
rcu_read_unlock();
@ -2267,7 +2269,8 @@ static int tipc_sk_insert(struct tipc_sock *tsk)
portid = TIPC_MIN_PORT;
tsk->portid = portid;
sock_hold(&tsk->sk);
if (rhashtable_lookup_insert(&tn->sk_rht, &tsk->node))
if (!rhashtable_lookup_insert_fast(&tn->sk_rht, &tsk->node,
tsk_rht_params))
return 0;
sock_put(&tsk->sk);
}
@ -2280,26 +2283,27 @@ static void tipc_sk_remove(struct tipc_sock *tsk)
struct sock *sk = &tsk->sk;
struct tipc_net *tn = net_generic(sock_net(sk), tipc_net_id);
if (rhashtable_remove(&tn->sk_rht, &tsk->node)) {
if (!rhashtable_remove_fast(&tn->sk_rht, &tsk->node, tsk_rht_params)) {
WARN_ON(atomic_read(&sk->sk_refcnt) == 1);
__sock_put(sk);
}
}
static const struct rhashtable_params tsk_rht_params = {
.nelem_hint = 192,
.head_offset = offsetof(struct tipc_sock, node),
.key_offset = offsetof(struct tipc_sock, portid),
.key_len = sizeof(u32), /* portid */
.hashfn = jhash,
.max_size = 1048576,
.min_size = 256,
};
int tipc_sk_rht_init(struct net *net)
{
struct tipc_net *tn = net_generic(net, tipc_net_id);
struct rhashtable_params rht_params = {
.nelem_hint = 192,
.head_offset = offsetof(struct tipc_sock, node),
.key_offset = offsetof(struct tipc_sock, portid),
.key_len = sizeof(u32), /* portid */
.hashfn = jhash,
.max_size = 1048576,
.min_size = 256,
};
return rhashtable_init(&tn->sk_rht, &rht_params);
return rhashtable_init(&tn->sk_rht, &tsk_rht_params);
}
void tipc_sk_rht_destroy(struct net *net)