[PATCH 9/16] mib: put icmpmsg statistics on struct net

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To: David Miller <davem@...>
Cc: Linux Netdev List <netdev@...>
Date: Thursday, July 17, 2008 - 9:32 am

Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
---
 include/net/icmp.h      |    5 ++---
 include/net/netns/mib.h |    1 +
 net/ipv4/af_inet.c      |   12 ++++++------
 net/ipv4/icmp.c         |    5 -----
 net/ipv4/proc.c         |   10 +++++-----
 5 files changed, 14 insertions(+), 19 deletions(-)

diff --git a/include/net/icmp.h b/include/net/icmp.h
index e14f2c0..dfa72d4 100644
--- a/include/net/icmp.h
+++ b/include/net/icmp.h
@@ -29,11 +29,10 @@ struct icmp_err {
 };
 
 extern struct icmp_err icmp_err_convert[];
-DECLARE_SNMP_STAT(struct icmpmsg_mib, icmpmsg_statistics);
 #define ICMP_INC_STATS(net, field)	SNMP_INC_STATS((net)->mib.icmp_statistics, field)
 #define ICMP_INC_STATS_BH(net, field)	SNMP_INC_STATS_BH((net)->mib.icmp_statistics, field)
-#define ICMPMSGOUT_INC_STATS(net, field)	SNMP_INC_STATS(icmpmsg_statistics, field+256)
-#define ICMPMSGIN_INC_STATS_BH(net, field)	SNMP_INC_STATS_BH(icmpmsg_statistics, field)
+#define ICMPMSGOUT_INC_STATS(net, field)	SNMP_INC_STATS((net)->mib.icmpmsg_statistics, field+256)
+#define ICMPMSGIN_INC_STATS_BH(net, field)	SNMP_INC_STATS_BH((net)->mib.icmpmsg_statistics, field)
 
 struct dst_entry;
 struct net_proto_family;
diff --git a/include/net/netns/mib.h b/include/net/netns/mib.h
index 03f5abd..4491476 100644
--- a/include/net/netns/mib.h
+++ b/include/net/netns/mib.h
@@ -10,6 +10,7 @@ struct netns_mib {
 	DEFINE_SNMP_STAT(struct udp_mib, udp_statistics);
 	DEFINE_SNMP_STAT(struct udp_mib, udplite_statistics);
 	DEFINE_SNMP_STAT(struct icmp_mib, icmp_statistics);
+	DEFINE_SNMP_STAT(struct icmpmsg_mib, icmpmsg_statistics);
 };
 
 #endif
diff --git a/net/ipv4/af_inet.c b/net/ipv4/af_inet.c
index 5c72bb3..36ff6dc 100644
--- a/net/ipv4/af_inet.c
+++ b/net/ipv4/af_inet.c
@@ -1358,10 +1358,15 @@ static __net_init int ipv4_mib_init_net(struct net *net)
 	if (snmp_mib_init((void **)net->mib.icmp_statistics,
 			  sizeof(struct icmp_mib)) < 0)
 		goto err_icmp_mib;
+	if (snmp_mib_init((void **)net->mib.icmpmsg_statistics,
+			  sizeof(struct icmpmsg_mib)) < 0)
+		goto err_icmpmsg_mib;
 
 	tcp_mib_init(net);
 	return 0;
 
+err_icmpmsg_mib:
+	snmp_mib_free((void **)net->mib.icmp_statistics);
 err_icmp_mib:
 	snmp_mib_free((void **)net->mib.udplite_statistics);
 err_udplite_mib:
@@ -1378,6 +1383,7 @@ err_tcp_mib:
 
 static __net_exit void ipv4_mib_exit_net(struct net *net)
 {
+	snmp_mib_free((void **)net->mib.icmpmsg_statistics);
 	snmp_mib_free((void **)net->mib.icmp_statistics);
 	snmp_mib_free((void **)net->mib.udplite_statistics);
 	snmp_mib_free((void **)net->mib.udp_statistics);
@@ -1393,18 +1399,12 @@ static __net_initdata struct pernet_operations ipv4_mib_ops = {
 
 static int __init init_ipv4_mibs(void)
 {
-	if (snmp_mib_init((void **)icmpmsg_statistics,
-			  sizeof(struct icmpmsg_mib)) < 0)
-		goto err_icmpmsg_mib;
-
 	if (register_pernet_subsys(&ipv4_mib_ops))
 		goto err_net;
 
 	return 0;
 
 err_net:
-	snmp_mib_free((void **)icmpmsg_statistics);
-err_icmpmsg_mib:
 	return -ENOMEM;
 }
 
diff --git a/net/ipv4/icmp.c b/net/ipv4/icmp.c
index 33f9589..8605586 100644
--- a/net/ipv4/icmp.c
+++ b/net/ipv4/icmp.c
@@ -111,11 +111,6 @@ struct icmp_bxm {
 	unsigned char  optbuf[40];
 };
 
-/*
- *	Statistics
- */
-DEFINE_SNMP_STAT(struct icmpmsg_mib, icmpmsg_statistics) __read_mostly;
-
 /* An array of errno for error messages from dest unreach. */
 /* RFC 1122: 3.2.2.1 States that NET_UNREACH, HOST_UNREACH and SR_FAILED MUST be considered 'transient errs'. */
 
diff --git a/net/ipv4/proc.c b/net/ipv4/proc.c
index 6b43cce..e11144b 100644
--- a/net/ipv4/proc.c
+++ b/net/ipv4/proc.c
@@ -270,7 +270,7 @@ static void icmpmsg_put(struct seq_file *seq)
 	count = 0;
 	for (i = 0; i < ICMPMSG_MIB_MAX; i++) {
 
-		if (snmp_fold_field((void **) icmpmsg_statistics, i))
+		if (snmp_fold_field((void **) init_net.mib.icmpmsg_statistics, i))
 			out[count++] = i;
 		if (count < PERLINE)
 			continue;
@@ -282,7 +282,7 @@ static void icmpmsg_put(struct seq_file *seq)
 		seq_printf(seq, "\nIcmpMsg: ");
 		for (j = 0; j < PERLINE; ++j)
 			seq_printf(seq, " %lu",
-				snmp_fold_field((void **) icmpmsg_statistics,
+				snmp_fold_field((void **) init_net.mib.icmpmsg_statistics,
 				out[j]));
 		seq_putc(seq, '\n');
 	}
@@ -294,7 +294,7 @@ static void icmpmsg_put(struct seq_file *seq)
 		seq_printf(seq, "\nIcmpMsg:");
 		for (j = 0; j < count; ++j)
 			seq_printf(seq, " %lu", snmp_fold_field((void **)
-				icmpmsg_statistics, out[j]));
+				init_net.mib.icmpmsg_statistics, out[j]));
 	}
 
 #undef PERLINE
@@ -315,14 +315,14 @@ static void icmp_put(struct seq_file *seq)
 		snmp_fold_field((void **) init_net.mib.icmp_statistics, ICMP_MIB_INERRORS));
 	for (i=0; icmpmibmap[i].name != NULL; i++)
 		seq_printf(seq, " %lu",
-			snmp_fold_field((void **) icmpmsg_statistics,
+			snmp_fold_field((void **) init_net.mib.icmpmsg_statistics,
 				icmpmibmap[i].index));
 	seq_printf(seq, " %lu %lu",
 		snmp_fold_field((void **) init_net.mib.icmp_statistics, ICMP_MIB_OUTMSGS),
 		snmp_fold_field((void **) init_net.mib.icmp_statistics, ICMP_MIB_OUTERRORS));
 	for (i=0; icmpmibmap[i].name != NULL; i++)
 		seq_printf(seq, " %lu",
-			snmp_fold_field((void **) icmpmsg_statistics,
+			snmp_fold_field((void **) init_net.mib.icmpmsg_statistics,
 				icmpmibmap[i].index | 0x100));
 }
 
-- 
1.5.5.1

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Messages in current thread:
[PATCH 0/16] mib: finish with ipv4 mibs netnsization, Pavel Emelyanov, (Thu Jul 17, 9:19 am)
Re: [PATCH 0/16] mib: finish with ipv4 mibs netnsization, Pavel Emelyanov, (Mon Jul 21, 1:38 pm)
Re: [PATCH 0/16] mib: finish with ipv4 mibs netnsization, Eric W. Biederman, (Mon Jul 21, 8:24 pm)
[PATCH 15/16] proc: consolidate per-net single_open callers, Pavel Emelyanov, (Thu Jul 17, 9:41 am)
[PATCH 12/16] proc: create /proc/net/snmp file in each net, Pavel Emelyanov, (Thu Jul 17, 9:36 am)
[PATCH 10/16] ipvs: clean the init_ipv4_mibs error paths, Pavel Emelyanov, (Thu Jul 17, 9:33 am)
[PATCH 9/16] mib: put icmpmsg statistics on struct net, Pavel Emelyanov, (Thu Jul 17, 9:32 am)
[PATCH 8/16] mib: put icmp statistics on struct net, Pavel Emelyanov, (Thu Jul 17, 9:31 am)
[PATCH 7/16] mib: put udplite statistics on struct net, Pavel Emelyanov, (Thu Jul 17, 9:30 am)
[PATCH 6/16] mib: put udp statistics on struct net, Pavel Emelyanov, (Thu Jul 17, 9:29 am)
[PATCH 5/16] mib: put net statistics on struct net, Pavel Emelyanov, (Thu Jul 17, 9:28 am)
[PATCH 4/16] mib: put ip statistics on struct net, Pavel Emelyanov, (Thu Jul 17, 9:26 am)
[PATCH 3/16] mib: put tcp statistics on struct net, Pavel Emelyanov, (Thu Jul 17, 9:25 am)
[PATCH 2/16] ipv4: add pernet mib operations, Pavel Emelyanov, (Thu Jul 17, 9:23 am)
[PATCH 1/16] mib: add netns/mib.h file, Pavel Emelyanov, (Thu Jul 17, 9:21 am)