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mib: add net to NET_ADD_STATS_BH

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This one is tricky. 

The thing is that this macro is only used when killing tw buckets, 
but since this killer is promiscuous wrt to which net each particular
tw belongs to, I have to use it only when NET_NS is off. When the net
namespaces are on, I use the INET_INC_STATS_BH for each bucket.

Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Pavel Emelyanov 2008-07-16 20:32:25 -07:00 committed by David S. Miller
parent 6f67c817fc
commit f2bf415cfe
2 changed files with 13 additions and 4 deletions
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2
include/net/ip.h
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@ -164,7 +164,7 @@ DECLARE_SNMP_STAT(struct linux_mib, net_statistics);
#define NET_INC_STATS(net, field) do { (void)net; SNMP_INC_STATS(net_statistics, field); } while (0)
#define NET_INC_STATS_BH(net, field) do { (void)net; SNMP_INC_STATS_BH(net_statistics, field); } while (0)
#define NET_INC_STATS_USER(net, field) do { (void)net; SNMP_INC_STATS_USER(net_statistics, field); } while (0)
#define NET_ADD_STATS_BH(field, adnd) SNMP_ADD_STATS_BH(net_statistics, field, adnd)
#define NET_ADD_STATS_BH(net, field, adnd) do { (void)net; SNMP_ADD_STATS_BH(net_statistics, field, adnd); } while (0)
#define NET_ADD_STATS_USER(field, adnd) SNMP_ADD_STATS_USER(net_statistics, field, adnd)
extern unsigned long snmp_fold_field(void *mib[], int offt);

15
net/ipv4/inet_timewait_sock.c
View File

@ -160,6 +160,9 @@ rescan:
__inet_twsk_del_dead_node(tw);
spin_unlock(&twdr->death_lock);
__inet_twsk_kill(tw, twdr->hashinfo);
#ifdef CONFIG_NET_NS
NET_INC_STATS_BH(twsk_net(tw), LINUX_MIB_TIMEWAITED);
#endif
inet_twsk_put(tw);
killed++;
spin_lock(&twdr->death_lock);
@ -178,8 +181,9 @@ rescan:
}
twdr->tw_count -= killed;
NET_ADD_STATS_BH(LINUX_MIB_TIMEWAITED, killed);
#ifndef CONFIG_NET_NS
NET_ADD_STATS_BH(&init_net, LINUX_MIB_TIMEWAITED, killed);
#endif
return ret;
}
@ -372,6 +376,9 @@ void inet_twdr_twcal_tick(unsigned long data)
&twdr->twcal_row[slot]) {
__inet_twsk_del_dead_node(tw);
__inet_twsk_kill(tw, twdr->hashinfo);
#ifdef CONFIG_NET_NS
NET_INC_STATS_BH(twsk_net(tw), LINUX_MIB_TIMEWAITKILLED);
#endif
inet_twsk_put(tw);
killed++;
}
@ -395,7 +402,9 @@ void inet_twdr_twcal_tick(unsigned long data)
out:
if ((twdr->tw_count -= killed) == 0)
del_timer(&twdr->tw_timer);
NET_ADD_STATS_BH(LINUX_MIB_TIMEWAITKILLED, killed);
#ifndef CONFIG_NET_NS
NET_ADD_STATS_BH(&init_net, LINUX_MIB_TIMEWAITKILLED, killed);
#endif
spin_unlock(&twdr->death_lock);
}