diff options
| author | Pavel Emelyanov <xemul@openvz.org> | 2008-07-18 13:02:08 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-07-18 13:02:08 +0200 |
| commit | 57ef42d59d1c1d79be59fc3c6380ae14234e38c3 (patch) | |
| tree | 4ccc2166f6967ac1fb582715f7d7d5bb5c9205fc /net | |
| parent | ipv4: add pernet mib operations (diff) | |
| download | linux-57ef42d59d1c1d79be59fc3c6380ae14234e38c3.tar.xz linux-57ef42d59d1c1d79be59fc3c6380ae14234e38c3.zip | |
mib: put tcp statistics on struct net
Proc temporary uses stats from init_net.
BTW, TCP_XXX_STATS are beautiful (w/o do { } while (0) facing) again :)
Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
| -rw-r--r-- | net/ipv4/af_inet.c | 16 | ||||
| -rw-r--r-- | net/ipv4/proc.c | 4 | ||||
| -rw-r--r-- | net/ipv4/tcp.c | 3 |
3 files changed, 11 insertions, 12 deletions
diff --git a/net/ipv4/af_inet.c b/net/ipv4/af_inet.c index b4b77aa07953..c1a3e986f8b4 100644 --- a/net/ipv4/af_inet.c +++ b/net/ipv4/af_inet.c @@ -1342,11 +1342,20 @@ static struct net_protocol icmp_protocol = { static __net_init int ipv4_mib_init_net(struct net *net) { + if (snmp_mib_init((void **)net->mib.tcp_statistics, + sizeof(struct tcp_mib)) < 0) + goto err_tcp_mib; + + tcp_mib_init(net); return 0; + +err_tcp_mib: + return -ENOMEM; } static __net_exit void ipv4_mib_exit_net(struct net *net) { + snmp_mib_free((void **)net->mib.tcp_statistics); } static __net_initdata struct pernet_operations ipv4_mib_ops = { @@ -1368,9 +1377,6 @@ static int __init init_ipv4_mibs(void) if (snmp_mib_init((void **)icmpmsg_statistics, sizeof(struct icmpmsg_mib)) < 0) goto err_icmpmsg_mib; - if (snmp_mib_init((void **)tcp_statistics, - sizeof(struct tcp_mib)) < 0) - goto err_tcp_mib; if (snmp_mib_init((void **)udp_statistics, sizeof(struct udp_mib)) < 0) goto err_udp_mib; @@ -1378,8 +1384,6 @@ static int __init init_ipv4_mibs(void) sizeof(struct udp_mib)) < 0) goto err_udplite_mib; - tcp_mib_init(&init_net); - if (register_pernet_subsys(&ipv4_mib_ops)) goto err_net; @@ -1390,8 +1394,6 @@ err_net: err_udplite_mib: snmp_mib_free((void **)udp_statistics); err_udp_mib: - snmp_mib_free((void **)tcp_statistics); -err_tcp_mib: snmp_mib_free((void **)icmpmsg_statistics); err_icmpmsg_mib: snmp_mib_free((void **)icmp_statistics); diff --git a/net/ipv4/proc.c b/net/ipv4/proc.c index eb5cee279c5f..19e1d8e257da 100644 --- a/net/ipv4/proc.c +++ b/net/ipv4/proc.c @@ -359,11 +359,11 @@ static int snmp_seq_show(struct seq_file *seq, void *v) /* MaxConn field is signed, RFC 2012 */ if (snmp4_tcp_list[i].entry == TCP_MIB_MAXCONN) seq_printf(seq, " %ld", - snmp_fold_field((void **)tcp_statistics, + snmp_fold_field((void **)init_net.mib.tcp_statistics, snmp4_tcp_list[i].entry)); else seq_printf(seq, " %lu", - snmp_fold_field((void **)tcp_statistics, + snmp_fold_field((void **)init_net.mib.tcp_statistics, snmp4_tcp_list[i].entry)); } diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index eec8cf7c0247..827e6132af5f 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -277,8 +277,6 @@ int sysctl_tcp_fin_timeout __read_mostly = TCP_FIN_TIMEOUT; -DEFINE_SNMP_STAT(struct tcp_mib, tcp_statistics) __read_mostly; - atomic_t tcp_orphan_count = ATOMIC_INIT(0); EXPORT_SYMBOL_GPL(tcp_orphan_count); @@ -2802,4 +2800,3 @@ EXPORT_SYMBOL(tcp_splice_read); EXPORT_SYMBOL(tcp_sendpage); EXPORT_SYMBOL(tcp_setsockopt); EXPORT_SYMBOL(tcp_shutdown); -EXPORT_SYMBOL(tcp_statistics); |