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| author |   YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> | 2008-03-26 02:26:21 +0900 |
|---|---|---|
| committer | YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> | 2008-03-26 04:39:55 +0900 |
| commit | 3b1e0a655f8eba44ab1ee2a1068d169ccfb853b9 (patch) | |
| tree | 09edb35f32ebcfb1b4dad904425128a110ef16ee /net/core/sock.c | |
| parent | [NET] NETNS: Omit net_device->nd_net without CONFIG_NET_NS. (diff) | |
| download | linux-dev-3b1e0a655f8eba44ab1ee2a1068d169ccfb853b9.tar.xz linux-dev-3b1e0a655f8eba44ab1ee2a1068d169ccfb853b9.zip | |
[NET] NETNS: Omit sock->sk_net without CONFIG_NET_NS.
Introduce per-sock inlines: sock_net(), sock_net_set()
and per-inet_timewait_sock inlines: twsk_net(), twsk_net_set().
Without CONFIG_NET_NS, no namespace other than &init_net exists.
Let's explicitly define them to help compiler optimizations.
Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Diffstat (limited to 'net/core/sock.c')
| -rw-r--r-- | net/core/sock.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/net/core/sock.c b/net/core/sock.c index b1a6ed4d33c1..3ee95060dbd0 100644 --- a/net/core/sock.c +++ b/net/core/sock.c @@ -372,7 +372,7 @@ static int sock_bindtodevice(struct sock *sk, char __user *optval, int optlen) { int ret = -ENOPROTOOPT; #ifdef CONFIG_NETDEVICES - struct net *net = sk->sk_net; + struct net *net = sock_net(sk); char devname[IFNAMSIZ]; int index; @@ -958,7 +958,7 @@ struct sock *sk_alloc(struct net *net, int family, gfp_t priority, */ sk->sk_prot = sk->sk_prot_creator = prot; sock_lock_init(sk); - sk->sk_net = get_net(net); + sock_net_set(sk, get_net(net)); } return sk; @@ -983,7 +983,7 @@ void sk_free(struct sock *sk) printk(KERN_DEBUG "%s: optmem leakage (%d bytes) detected.\n", __func__, atomic_read(&sk->sk_omem_alloc)); - put_net(sk->sk_net); + put_net(sock_net(sk)); sk_prot_free(sk->sk_prot_creator, sk); } @@ -1001,7 +1001,7 @@ void sk_release_kernel(struct sock *sk) sock_hold(sk); sock_release(sk->sk_socket); - sk->sk_net = get_net(&init_net); + sock_net_set(sk, get_net(&init_net)); sock_put(sk); } EXPORT_SYMBOL(sk_release_kernel); @@ -1017,7 +1017,7 @@ struct sock *sk_clone(const struct sock *sk, const gfp_t priority) sock_copy(newsk, sk); /* SANITY */ - get_net(newsk->sk_net); + get_net(sock_net(newsk)); sk_node_init(&newsk->sk_node); sock_lock_init(newsk); bh_lock_sock(newsk); |