From 2f275f91a438abd8eec5321798d66a4ffe6869fa Mon Sep 17 00:00:00 2001 From: Pavel Emelyanov Date: Fri, 18 Jul 2008 04:03:27 -0700 Subject: [PATCH] mib: put udp statistics on struct net Similar to... ouch, I repeat myself. Signed-off-by: Pavel Emelyanov Signed-off-by: David S. Miller --- include/net/netns/mib.h | 1 + include/net/udp.h | 9 ++++----- net/ipv4/af_inet.c | 11 ++++++----- net/ipv4/proc.c | 2 +- net/ipv4/udp.c | 3 --- 5 files changed, 12 insertions(+), 14 deletions(-) diff --git a/include/net/netns/mib.h b/include/net/netns/mib.h index b5b1115adfa8..738c87ce183d 100644 --- a/include/net/netns/mib.h +++ b/include/net/netns/mib.h @@ -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 diff --git a/include/net/udp.h b/include/net/udp.h index 3e551592aa76..ba5544152708 100644 --- a/include/net/udp.h +++ b/include/net/udp.h @@ -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); \ diff --git a/net/ipv4/af_inet.c b/net/ipv4/af_inet.c index 776ed3199b52..1f418164ebf2 100644 --- a/net/ipv4/af_inet.c +++ b/net/ipv4/af_inet.c @@ -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); diff --git a/net/ipv4/proc.c b/net/ipv4/proc.c index ef38b1dccfda..869085c8e43f 100644 --- a/net/ipv4/proc.c +++ b/net/ipv4/proc.c @@ -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 */ diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c index 1560d11ba6ef..a751770947a3 100644 --- a/net/ipv4/udp.c +++ b/net/ipv4/udp.c @@ -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); -- 2.20.1