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Commit 2f275f91 authored by Pavel Emelyanov's avatar Pavel Emelyanov Committed by David S. Miller
Browse files

mib: put udp statistics on struct net 



Similar to... ouch, I repeat myself.

Signed-off-by: default avatarPavel Emelyanov <xemul@openvz.org>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 61a7e260

include/net/netns/mib.h

+1 −0
Original line number Diff line number Diff line
@@ -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

include/net/udp.h

+4 −5
Original line number Diff line number Diff line
@@ -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);         \

net/ipv4/af_inet.c

+6 −5
Original line number Diff line number Diff line
@@ -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 @@ static __net_init int ipv4_mib_init_net(struct net *net) 


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);

net/ipv4/proc.c

+1 −1
Original line number Diff line number Diff line
@@ -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 */

net/ipv4/udp.c

+0 −3
Original line number Diff line number Diff line
@@ -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);