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mib: put udp statistics on struct net 

Similar to... ouch, I repeat myself.

Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Pavel Emelyanov 2008-07-18 04:03:27 -07:00 committed by David S. Miller
parent 61a7e26028
commit 2f275f91a4
5 changed files with 12 additions and 14 deletions
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1
include/net/netns/mib.h
View File

@ -7,6 +7,7 @@ struct netns_mib {
DEFINE_SNMP_STAT(struct tcp_mib, tcp_statistics);
DEFINE_SNMP_STAT(struct ipstats_mib, ip_statistics);
DEFINE_SNMP_STAT(struct linux_mib, net_statistics);
DEFINE_SNMP_STAT(struct udp_mib, udp_statistics);
};
#endif

9
include/net/udp.h
View File

@ -148,7 +148,6 @@ extern int udp_lib_setsockopt(struct sock *sk, int level, int optname,
char __user *optval, int optlen,
int (*push_pending_frames)(struct sock *));
DECLARE_SNMP_STAT(struct udp_mib, udp_statistics);
DECLARE_SNMP_STAT(struct udp_mib, udp_stats_in6);
/* UDP-Lite does not have a standardized MIB yet, so we inherit from UDP */
@ -158,12 +157,12 @@ DECLARE_SNMP_STAT(struct udp_mib, udplite_stats_in6);
/*
* SNMP statistics for UDP and UDP-Lite
*/
#define UDP_INC_STATS_USER(net, field, is_udplite) do { (void)net; \
#define UDP_INC_STATS_USER(net, field, is_udplite) do { \
if (is_udplite) SNMP_INC_STATS_USER(udplite_statistics, field); \
else SNMP_INC_STATS_USER(udp_statistics, field); } while(0)
#define UDP_INC_STATS_BH(net, field, is_udplite) do { (void)net; \
else SNMP_INC_STATS_USER((net)->mib.udp_statistics, field); } while(0)
#define UDP_INC_STATS_BH(net, field, is_udplite) do { \
if (is_udplite) SNMP_INC_STATS_BH(udplite_statistics, field); \
else SNMP_INC_STATS_BH(udp_statistics, field); } while(0)
else SNMP_INC_STATS_BH((net)->mib.udp_statistics, field); } while(0)
#define UDP6_INC_STATS_BH(net, field, is_udplite) do { (void)net; \
if (is_udplite) SNMP_INC_STATS_BH(udplite_stats_in6, field); \

11
net/ipv4/af_inet.c
View File

@ -1349,10 +1349,15 @@ static __net_init int ipv4_mib_init_net(struct net *net)
if (snmp_mib_init((void **)net->mib.net_statistics,
sizeof(struct linux_mib)) < 0)
goto err_net_mib;
if (snmp_mib_init((void **)net->mib.udp_statistics,
sizeof(struct udp_mib)) < 0)
goto err_udp_mib;
tcp_mib_init(net);
return 0;
err_udp_mib:
snmp_mib_free((void **)net->mib.net_statistics);
err_net_mib:
snmp_mib_free((void **)net->mib.ip_statistics);
err_ip_mib:
@ -1363,6 +1368,7 @@ err_tcp_mib:
static __net_exit void ipv4_mib_exit_net(struct net *net)
{
snmp_mib_free((void **)net->mib.udp_statistics);
snmp_mib_free((void **)net->mib.net_statistics);
snmp_mib_free((void **)net->mib.ip_statistics);
snmp_mib_free((void **)net->mib.tcp_statistics);
@ -1381,9 +1387,6 @@ 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 **)udp_statistics,
sizeof(struct udp_mib)) < 0)
goto err_udp_mib;
if (snmp_mib_init((void **)udplite_statistics,
sizeof(struct udp_mib)) < 0)
goto err_udplite_mib;
@ -1396,8 +1399,6 @@ static int __init init_ipv4_mibs(void)
err_net:
snmp_mib_free((void **)udplite_statistics);
err_udplite_mib:
snmp_mib_free((void **)udp_statistics);
err_udp_mib:
snmp_mib_free((void **)icmpmsg_statistics);
err_icmpmsg_mib:
snmp_mib_free((void **)icmp_statistics);

2
net/ipv4/proc.c
View File

@ -374,7 +374,7 @@ static int snmp_seq_show(struct seq_file *seq, void *v)
seq_puts(seq, "\nUdp:");
for (i = 0; snmp4_udp_list[i].name != NULL; i++)
seq_printf(seq, " %lu",
snmp_fold_field((void **)udp_statistics,
snmp_fold_field((void **)init_net.mib.udp_statistics,
snmp4_udp_list[i].entry));
/* the UDP and UDP-Lite MIBs are the same */

3
net/ipv4/udp.c
View File

@ -108,9 +108,6 @@
* Snmp MIB for the UDP layer
*/
DEFINE_SNMP_STAT(struct udp_mib, udp_statistics) __read_mostly;
EXPORT_SYMBOL(udp_statistics);
DEFINE_SNMP_STAT(struct udp_mib, udp_stats_in6) __read_mostly;
EXPORT_SYMBOL(udp_stats_in6);