diff options
author | Denis Vlasenko <vda@ilport.com.ua> | 2006-03-28 01:08:21 -0800 |
---|---|---|
committer | David S. Miller <davem@sunset.davemloft.net> | 2006-03-28 17:02:45 -0800 |
commit | f0088a50e7c49d1ba285c88fe06345f223652fd3 (patch) | |
tree | 82e3fd2dfbab6e7b73f6c6aabf9ba108d007e4da /net/core | |
parent | 1d1818316f0b61e0997a159680e1e631a23a407e (diff) | |
download | linux-f0088a50e7c49d1ba285c88fe06345f223652fd3.tar.gz linux-f0088a50e7c49d1ba285c88fe06345f223652fd3.tar.bz2 linux-f0088a50e7c49d1ba285c88fe06345f223652fd3.zip |
[NET]: deinline 200+ byte inlines in sock.h
Sizes in bytes (allyesconfig, i386) and files where those inlines
are used:
238 sock_queue_rcv_skb 2.6.16/net/x25/x25_in.o
238 sock_queue_rcv_skb 2.6.16/net/rose/rose_in.o
238 sock_queue_rcv_skb 2.6.16/net/packet/af_packet.o
238 sock_queue_rcv_skb 2.6.16/net/netrom/nr_in.o
238 sock_queue_rcv_skb 2.6.16/net/llc/llc_sap.o
238 sock_queue_rcv_skb 2.6.16/net/llc/llc_conn.o
238 sock_queue_rcv_skb 2.6.16/net/irda/af_irda.o
238 sock_queue_rcv_skb 2.6.16/net/ipx/af_ipx.o
238 sock_queue_rcv_skb 2.6.16/net/ipv6/udp.o
238 sock_queue_rcv_skb 2.6.16/net/ipv6/raw.o
238 sock_queue_rcv_skb 2.6.16/net/ipv4/udp.o
238 sock_queue_rcv_skb 2.6.16/net/ipv4/raw.o
238 sock_queue_rcv_skb 2.6.16/net/ipv4/ipmr.o
238 sock_queue_rcv_skb 2.6.16/net/econet/econet.o
238 sock_queue_rcv_skb 2.6.16/net/econet/af_econet.o
238 sock_queue_rcv_skb 2.6.16/net/bluetooth/sco.o
238 sock_queue_rcv_skb 2.6.16/net/bluetooth/l2cap.o
238 sock_queue_rcv_skb 2.6.16/net/bluetooth/hci_sock.o
238 sock_queue_rcv_skb 2.6.16/net/ax25/ax25_in.o
238 sock_queue_rcv_skb 2.6.16/net/ax25/af_ax25.o
238 sock_queue_rcv_skb 2.6.16/net/appletalk/ddp.o
238 sock_queue_rcv_skb 2.6.16/drivers/net/pppoe.o
276 sk_receive_skb 2.6.16/net/decnet/dn_nsp_in.o
276 sk_receive_skb 2.6.16/net/dccp/ipv6.o
276 sk_receive_skb 2.6.16/net/dccp/ipv4.o
276 sk_receive_skb 2.6.16/net/dccp/dccp_ipv6.o
276 sk_receive_skb 2.6.16/drivers/net/pppoe.o
209 sk_dst_check 2.6.16/net/ipv6/ip6_output.o
209 sk_dst_check 2.6.16/net/ipv4/udp.o
209 sk_dst_check 2.6.16/net/decnet/dn_nsp_out.o
Large inlines with multiple callers:
Size Uses Wasted Name and definition
===== ==== ====== ================================================
238 21 4360 sock_queue_rcv_skb include/net/sock.h
109 10 801 sock_recv_timestamp include/net/sock.h
276 4 768 sk_receive_skb include/net/sock.h
94 8 518 __sk_dst_check include/net/sock.h
209 3 378 sk_dst_check include/net/sock.h
131 4 333 sk_setup_caps include/net/sock.h
152 2 132 sk_stream_alloc_pskb include/net/sock.h
125 2 105 sk_stream_writequeue_purge include/net/sock.h
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/core')
-rw-r--r-- | net/core/sock.c | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/net/core/sock.c b/net/core/sock.c index e110b9004147..a96ea7dd0fc1 100644 --- a/net/core/sock.c +++ b/net/core/sock.c @@ -187,6 +187,99 @@ static void sock_disable_timestamp(struct sock *sk) } +int sock_queue_rcv_skb(struct sock *sk, struct sk_buff *skb) +{ + int err = 0; + int skb_len; + + /* Cast skb->rcvbuf to unsigned... It's pointless, but reduces + number of warnings when compiling with -W --ANK + */ + if (atomic_read(&sk->sk_rmem_alloc) + skb->truesize >= + (unsigned)sk->sk_rcvbuf) { + err = -ENOMEM; + goto out; + } + + /* It would be deadlock, if sock_queue_rcv_skb is used + with socket lock! We assume that users of this + function are lock free. + */ + err = sk_filter(sk, skb, 1); + if (err) + goto out; + + skb->dev = NULL; + skb_set_owner_r(skb, sk); + + /* Cache the SKB length before we tack it onto the receive + * queue. Once it is added it no longer belongs to us and + * may be freed by other threads of control pulling packets + * from the queue. + */ + skb_len = skb->len; + + skb_queue_tail(&sk->sk_receive_queue, skb); + + if (!sock_flag(sk, SOCK_DEAD)) + sk->sk_data_ready(sk, skb_len); +out: + return err; +} +EXPORT_SYMBOL(sock_queue_rcv_skb); + +int sk_receive_skb(struct sock *sk, struct sk_buff *skb) +{ + int rc = NET_RX_SUCCESS; + + if (sk_filter(sk, skb, 0)) + goto discard_and_relse; + + skb->dev = NULL; + + bh_lock_sock(sk); + if (!sock_owned_by_user(sk)) + rc = sk->sk_backlog_rcv(sk, skb); + else + sk_add_backlog(sk, skb); + bh_unlock_sock(sk); +out: + sock_put(sk); + return rc; +discard_and_relse: + kfree_skb(skb); + goto out; +} +EXPORT_SYMBOL(sk_receive_skb); + +struct dst_entry *__sk_dst_check(struct sock *sk, u32 cookie) +{ + struct dst_entry *dst = sk->sk_dst_cache; + + if (dst && dst->obsolete && dst->ops->check(dst, cookie) == NULL) { + sk->sk_dst_cache = NULL; + dst_release(dst); + return NULL; + } + + return dst; +} +EXPORT_SYMBOL(__sk_dst_check); + +struct dst_entry *sk_dst_check(struct sock *sk, u32 cookie) +{ + struct dst_entry *dst = sk_dst_get(sk); + + if (dst && dst->obsolete && dst->ops->check(dst, cookie) == NULL) { + sk_dst_reset(sk); + dst_release(dst); + return NULL; + } + + return dst; +} +EXPORT_SYMBOL(sk_dst_check); + /* * This is meant for all protocols to use and covers goings on * at the socket level. Everything here is generic. |