提交 ee3cf32a 编写于 作者: E Eric Dumazet 提交者: David S. Miller

tcp/dccp: remove BH disable/enable in lookup

Since linux 2.6.29, lookups only use rcu locking.
Signed-off-by: NEric Dumazet <edumazet@google.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 ca065d0c
......@@ -280,11 +280,8 @@ static inline struct sock *inet_lookup_listener(struct net *net,
net_eq(sock_net(__sk), (__net)))
#endif /* 64-bit arch */
/*
* Sockets in TCP_CLOSE state are _always_ taken out of the hash, so we need
/* Sockets in TCP_CLOSE state are _always_ taken out of the hash, so we need
* not check it for lookups anymore, thanks Alexey. -DaveM
*
* Local BH must be disabled here.
*/
struct sock *__inet_lookup_established(struct net *net,
struct inet_hashinfo *hashinfo,
......@@ -326,10 +323,8 @@ static inline struct sock *inet_lookup(struct net *net,
{
struct sock *sk;
local_bh_disable();
sk = __inet_lookup(net, hashinfo, skb, doff, saddr, sport, daddr,
dport, dif);
local_bh_enable();
return sk;
}
......
......@@ -200,10 +200,8 @@ struct sock *inet6_lookup(struct net *net, struct inet_hashinfo *hashinfo,
{
struct sock *sk;
local_bh_disable();
sk = __inet6_lookup(net, hashinfo, skb, doff, saddr, sport, daddr,
ntohs(dport), dif);
local_bh_enable();
return sk;
}
......
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