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| author | Nicolas Dichtel <nicolas.dichtel@6wind.com> | 2012-12-04 01:13:37 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2012-12-04 13:08:10 -0500 |
| commit | adfa85e45dac616ff4f8bfceff1621ccafc0b1ff (patch) | |
| tree | 1d9880ca13a79fbd386bd5bbd48d3031211f8fa3 /net | |
| parent | 70b386a0cc65041fb01aacf5d4b8d1fa49fc8ce9 (diff) | |
| download | lwn-adfa85e45dac616ff4f8bfceff1621ccafc0b1ff.tar.gz lwn-adfa85e45dac616ff4f8bfceff1621ccafc0b1ff.zip | |
ipmr/ip6mr: advertise mfc stats via rtnetlink
These statistics can be checked only via /proc/net/ip_mr_cache or
SIOCGETSGCNT[_IN6] and thus only for the table RT_TABLE_DEFAULT.
Advertising them via rtnetlink allows to get statistics for all cache entries,
whatever the table is.
Signed-off-by: Nicolas Dichtel <nicolas.dichtel@6wind.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
| -rw-r--r-- | net/ipv4/ipmr.c | 7 | ||||
| -rw-r--r-- | net/ipv6/ip6mr.c | 7 |
2 files changed, 14 insertions, 0 deletions
diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c index 0c452e3fdc1b..c5617d646b93 100644 --- a/net/ipv4/ipmr.c +++ b/net/ipv4/ipmr.c @@ -2046,6 +2046,7 @@ static int __ipmr_fill_mroute(struct mr_table *mrt, struct sk_buff *skb, int ct; struct rtnexthop *nhp; struct nlattr *mp_attr; + struct rta_mfc_stats mfcs; /* If cache is unresolved, don't try to parse IIF and OIF */ if (c->mfc_parent >= MAXVIFS) @@ -2074,6 +2075,12 @@ static int __ipmr_fill_mroute(struct mr_table *mrt, struct sk_buff *skb, nla_nest_end(skb, mp_attr); + mfcs.mfcs_packets = c->mfc_un.res.pkt; + mfcs.mfcs_bytes = c->mfc_un.res.bytes; + mfcs.mfcs_wrong_if = c->mfc_un.res.wrong_if; + if (nla_put(skb, RTA_MFC_STATS, sizeof(mfcs), &mfcs) < 0) + return -EMSGSIZE; + rtm->rtm_type = RTN_MULTICAST; return 1; } diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c index 23f364a9efb5..4220a7b93386 100644 --- a/net/ipv6/ip6mr.c +++ b/net/ipv6/ip6mr.c @@ -2120,6 +2120,7 @@ static int __ip6mr_fill_mroute(struct mr6_table *mrt, struct sk_buff *skb, int ct; struct rtnexthop *nhp; struct nlattr *mp_attr; + struct rta_mfc_stats mfcs; /* If cache is unresolved, don't try to parse IIF and OIF */ if (c->mf6c_parent >= MAXMIFS) @@ -2149,6 +2150,12 @@ static int __ip6mr_fill_mroute(struct mr6_table *mrt, struct sk_buff *skb, nla_nest_end(skb, mp_attr); + mfcs.mfcs_packets = c->mfc_un.res.pkt; + mfcs.mfcs_bytes = c->mfc_un.res.bytes; + mfcs.mfcs_wrong_if = c->mfc_un.res.wrong_if; + if (nla_put(skb, RTA_MFC_STATS, sizeof(mfcs), &mfcs) < 0) + return -EMSGSIZE; + rtm->rtm_type = RTN_MULTICAST; return 1; } |