diff options
| -rw-r--r-- | include/uapi/linux/snmp.h | 4 | ||||
| -rw-r--r-- | net/ipv4/ip_input.c | 8 | ||||
| -rw-r--r-- | net/ipv4/proc.c | 7 | ||||
| -rw-r--r-- | net/ipv6/ip6_input.c | 6 | ||||
| -rw-r--r-- | net/ipv6/proc.c | 4 |
5 files changed, 27 insertions, 2 deletions
diff --git a/include/uapi/linux/snmp.h b/include/uapi/linux/snmp.h index af0a674cc677..60601d28da75 100644 --- a/include/uapi/linux/snmp.h +++ b/include/uapi/linux/snmp.h @@ -51,6 +51,10 @@ enum IPSTATS_MIB_INBCASTOCTETS, /* InBcastOctets */ IPSTATS_MIB_OUTBCASTOCTETS, /* OutBcastOctets */ IPSTATS_MIB_CSUMERRORS, /* InCsumErrors */ + IPSTATS_MIB_NOECTPKTS, /* InNoECTPkts */ + IPSTATS_MIB_ECT1PKTS, /* InECT1Pkts */ + IPSTATS_MIB_ECT0PKTS, /* InECT0Pkts */ + IPSTATS_MIB_CEPKTS, /* InCEPkts */ __IPSTATS_MIB_MAX }; diff --git a/net/ipv4/ip_input.c b/net/ipv4/ip_input.c index 15e3e683adec..054a3e97d822 100644 --- a/net/ipv4/ip_input.c +++ b/net/ipv4/ip_input.c @@ -141,6 +141,7 @@ #include <net/icmp.h> #include <net/raw.h> #include <net/checksum.h> +#include <net/inet_ecn.h> #include <linux/netfilter_ipv4.h> #include <net/xfrm.h> #include <linux/mroute.h> @@ -410,6 +411,13 @@ int ip_rcv(struct sk_buff *skb, struct net_device *dev, struct packet_type *pt, if (iph->ihl < 5 || iph->version != 4) goto inhdr_error; + BUILD_BUG_ON(IPSTATS_MIB_ECT1PKTS != IPSTATS_MIB_NOECTPKTS + INET_ECN_ECT_1); + BUILD_BUG_ON(IPSTATS_MIB_ECT0PKTS != IPSTATS_MIB_NOECTPKTS + INET_ECN_ECT_0); + BUILD_BUG_ON(IPSTATS_MIB_CEPKTS != IPSTATS_MIB_NOECTPKTS + INET_ECN_CE); + IP_ADD_STATS_BH(dev_net(dev), + IPSTATS_MIB_NOECTPKTS + (iph->tos & INET_ECN_MASK), + max_t(unsigned short, 1, skb_shinfo(skb)->gso_segs)); + if (!pskb_may_pull(skb, iph->ihl*4)) goto inhdr_error; diff --git a/net/ipv4/proc.c b/net/ipv4/proc.c index 6577a1149a47..5f5fa612647f 100644 --- a/net/ipv4/proc.c +++ b/net/ipv4/proc.c @@ -111,7 +111,7 @@ static const struct snmp_mib snmp4_ipstats_list[] = { SNMP_MIB_SENTINEL }; -/* Following RFC4293 items are displayed in /proc/net/netstat */ +/* Following items are displayed in /proc/net/netstat */ static const struct snmp_mib snmp4_ipextstats_list[] = { SNMP_MIB_ITEM("InNoRoutes", IPSTATS_MIB_INNOROUTES), SNMP_MIB_ITEM("InTruncatedPkts", IPSTATS_MIB_INTRUNCATEDPKTS), @@ -125,7 +125,12 @@ static const struct snmp_mib snmp4_ipextstats_list[] = { SNMP_MIB_ITEM("OutMcastOctets", IPSTATS_MIB_OUTMCASTOCTETS), SNMP_MIB_ITEM("InBcastOctets", IPSTATS_MIB_INBCASTOCTETS), SNMP_MIB_ITEM("OutBcastOctets", IPSTATS_MIB_OUTBCASTOCTETS), + /* Non RFC4293 fields */ SNMP_MIB_ITEM("InCsumErrors", IPSTATS_MIB_CSUMERRORS), + SNMP_MIB_ITEM("InNoECTPkts", IPSTATS_MIB_NOECTPKTS), + SNMP_MIB_ITEM("InECT1Pkts", IPSTATS_MIB_ECT1PKTS), + SNMP_MIB_ITEM("InECT0Pkts", IPSTATS_MIB_ECT0PKTS), + SNMP_MIB_ITEM("InCEPkts", IPSTATS_MIB_CEPKTS), SNMP_MIB_SENTINEL }; diff --git a/net/ipv6/ip6_input.c b/net/ipv6/ip6_input.c index 2bab2aa59745..302d6fb1ff2b 100644 --- a/net/ipv6/ip6_input.c +++ b/net/ipv6/ip6_input.c @@ -44,7 +44,7 @@ #include <net/ip6_route.h> #include <net/addrconf.h> #include <net/xfrm.h> - +#include <net/inet_ecn.h> int ip6_rcv_finish(struct sk_buff *skb) @@ -109,6 +109,10 @@ int ipv6_rcv(struct sk_buff *skb, struct net_device *dev, struct packet_type *pt if (hdr->version != 6) goto err; + IP6_ADD_STATS_BH(dev_net(dev), idev, + IPSTATS_MIB_NOECTPKTS + + (ipv6_get_dsfield(hdr) & INET_ECN_MASK), + max_t(unsigned short, 1, skb_shinfo(skb)->gso_segs)); /* * RFC4291 2.5.3 * A packet received on an interface with a destination address diff --git a/net/ipv6/proc.c b/net/ipv6/proc.c index 51c3285b5d9b..091d066a57b3 100644 --- a/net/ipv6/proc.c +++ b/net/ipv6/proc.c @@ -91,6 +91,10 @@ static const struct snmp_mib snmp6_ipstats_list[] = { SNMP_MIB_ITEM("Ip6InBcastOctets", IPSTATS_MIB_INBCASTOCTETS), SNMP_MIB_ITEM("Ip6OutBcastOctets", IPSTATS_MIB_OUTBCASTOCTETS), /* IPSTATS_MIB_CSUMERRORS is not relevant in IPv6 (no checksum) */ + SNMP_MIB_ITEM("Ip6InNoECTPkts", IPSTATS_MIB_NOECTPKTS), + SNMP_MIB_ITEM("Ip6InECT1Pkts", IPSTATS_MIB_ECT1PKTS), + SNMP_MIB_ITEM("Ip6InECT0Pkts", IPSTATS_MIB_ECT0PKTS), + SNMP_MIB_ITEM("Ip6InCEPkts", IPSTATS_MIB_CEPKTS), SNMP_MIB_SENTINEL }; |