Date:	Fri, 24 Apr 2009 16:10:15 +0200
From:	Eric Dumazet <dada1@...mosbay.com>
To:	Neil Horman <nhorman@...driver.com>
CC:	David Miller <davem@...emloft.net>, netdev@...r.kernel.org
Subject: Re: [PATCH] snmp: add missing counters for RFC 4293

Neil Horman a écrit :

> 
> Ok, last time (I hope :)). New patch, functionally identially.  changes are:
> 
> 1) Incorporate Erics suggestion to improve efficiency of SNMP_UPD_PO_STATS*
> macros by reduing use of in_softirq and per_cpu_ptr.
> 
> 
> The IP MIB (RFC 4293) defines stats for InOctets, OutOctets, InMcastOctets and
> OutMcastOctets:
> http://tools.ietf.org/html/rfc4293
> But it seems we don't track those in any way that easy to separate from other
> protocols.  This patch adds those missing counters to the stats file. Tested
> successfully by me
> 
> Signed-off-by: Neil Horman <nhorman@...driver.com>
> 

Hi Neil

Some errors, please find my comments.

> 
>  include/linux/snmp.h  |   10 ++++++++--
>  include/net/ip.h      |    3 +++
>  include/net/ipv6.h    |   15 ++++++++++++++-
>  include/net/snmp.h    |   19 ++++++++++++++++++-
>  net/ipv4/ip_input.c   |   13 ++++++++-----
>  net/ipv4/ip_output.c  |   14 +++++++-------
>  net/ipv4/proc.c       |   10 ++++++++--
>  net/ipv6/ip6_input.c  |    7 ++++---
>  net/ipv6/ip6_output.c |    9 +++++----
>  net/ipv6/mcast.c      |   11 ++++++-----
>  net/ipv6/ndisc.c      |    4 ++--
>  net/ipv6/proc.c       |   10 ++++++++--
>  net/ipv6/raw.c        |    2 +-
>  13 files changed, 92 insertions(+), 35 deletions(-)
> 
> diff --git a/include/linux/snmp.h b/include/linux/snmp.h
> index aee3f1e..0f953fe 100644
> --- a/include/linux/snmp.h
> +++ b/include/linux/snmp.h
> @@ -18,7 +18,7 @@
>  enum
>  {
>  	IPSTATS_MIB_NUM = 0,
> -	IPSTATS_MIB_INRECEIVES,			/* InReceives */
> +	IPSTATS_MIB_INPKTS,			/* InReceives */
>  	IPSTATS_MIB_INHDRERRORS,		/* InHdrErrors */
>  	IPSTATS_MIB_INTOOBIGERRORS,		/* InTooBigErrors */
>  	IPSTATS_MIB_INNOROUTES,			/* InNoRoutes */
> @@ -28,7 +28,7 @@ enum
>  	IPSTATS_MIB_INDISCARDS,			/* InDiscards */
>  	IPSTATS_MIB_INDELIVERS,			/* InDelivers */
>  	IPSTATS_MIB_OUTFORWDATAGRAMS,		/* OutForwDatagrams */
> -	IPSTATS_MIB_OUTREQUESTS,		/* OutRequests */
> +	IPSTATS_MIB_OUTPKTS,			/* OutRequests */
>  	IPSTATS_MIB_OUTDISCARDS,		/* OutDiscards */
>  	IPSTATS_MIB_OUTNOROUTES,		/* OutNoRoutes */
>  	IPSTATS_MIB_REASMTIMEOUT,		/* ReasmTimeout */
> @@ -42,6 +42,12 @@ enum
>  	IPSTATS_MIB_OUTMCASTPKTS,		/* OutMcastPkts */
>  	IPSTATS_MIB_INBCASTPKTS,		/* InBcastPkts */
>  	IPSTATS_MIB_OUTBCASTPKTS,		/* OutBcastPkts */
> +	IPSTATS_MIB_INOCTETS,			/* InOctets */
> +	IPSTATS_MIB_OUTOCTETS,			/* OutOctets */
> +	IPSTATS_MIB_INMCASTOCTETS,		/* InMcastOctets */
> +	IPSTATS_MIB_OUTMCASTOCTETS,		/* OutMcastOctets */
> +	IPSTATS_MIB_INBCASTOCTETS,		/* InBcastOctets */
> +	IPSTATS_MIB_OUTBCASTOCTETS,		/* OutBcastOctets */
>  	__IPSTATS_MIB_MAX
>  };
>  
> diff --git a/include/net/ip.h b/include/net/ip.h
> index 4ac7577..72c3692 100644
> --- a/include/net/ip.h
> +++ b/include/net/ip.h
> @@ -168,7 +168,10 @@ struct ipv4_config
>  extern struct ipv4_config ipv4_config;
>  #define IP_INC_STATS(net, field)	SNMP_INC_STATS((net)->mib.ip_statistics, field)
>  #define IP_INC_STATS_BH(net, field)	SNMP_INC_STATS_BH((net)->mib.ip_statistics, field)
> +#define IP_ADD_STATS(net, field, val)	SNMP_ADD_STATS((net)->mib.ip_statistics, field, val)
>  #define IP_ADD_STATS_BH(net, field, val) SNMP_ADD_STATS_BH((net)->mib.ip_statistics, field, val)
> +#define IP_UPD_PO_STATS(net, field, val) SNMP_UPD_PO_STATS((net)->mib.ip_statistics, field, val)
> +#define IP_UPD_PO_STATS_BH(net, field, val) SNMP_UPD_PO_STATS_BH((net)->mib.ip_statistics, field, val)
>  #define NET_INC_STATS(net, field)	SNMP_INC_STATS((net)->mib.net_statistics, field)
>  #define NET_INC_STATS_BH(net, field)	SNMP_INC_STATS_BH((net)->mib.net_statistics, field)
>  #define NET_INC_STATS_USER(net, field) 	SNMP_INC_STATS_USER((net)->mib.net_statistics, field)
> diff --git a/include/net/ipv6.h b/include/net/ipv6.h
> index c1f16fc..f27fd83 100644
> --- a/include/net/ipv6.h
> +++ b/include/net/ipv6.h
> @@ -126,15 +126,28 @@ extern struct ctl_path net_ipv6_ctl_path[];
>  	SNMP_ADD_STATS##modifier((net)->mib.statname##_statistics, (field), (val));\
>  })
>  
> +#define _DEVUPD(net, statname, modifier, idev, field, val)		\
> +({									\
> +	struct inet6_dev *_idev = (idev);				\
> +	if (likely(_idev != NULL))					\
> +		SNMP_UPD_PO_STATS##modifier((_idev)->stats.statname, field, (val)); \
> +	SNMP_UPD_PO_STATS##modifier((net)->mib.statname##_statistics, field, (val));\
> +})
> +
>  /* MIBs */
>  
>  #define IP6_INC_STATS(net, idev,field)		\
>  		_DEVINC(net, ipv6, , idev, field)
>  #define IP6_INC_STATS_BH(net, idev,field)	\
>  		_DEVINC(net, ipv6, _BH, idev, field)
> +#define IP6_ADD_STATS(net, idev,field,val)	\
> +		_DEVADD(net, ipv6, , idev, field, val)
>  #define IP6_ADD_STATS_BH(net, idev,field,val)	\
>  		_DEVADD(net, ipv6, _BH, idev, field, val)
> -
> +#define IP6_UPD_PO_STATS(net, idev,field,val)   \
> +		_DEVUPD(net, ipv6, , idev, field, val)
> +#define IP6_UPD_PO_STATS_BH(net, idev,field,val)   \
> +		_DEVUPD(net, ipv6, _BH, idev, field, val)
>  #define ICMP6_INC_STATS(net, idev, field)	\
>  		_DEVINC(net, icmpv6, , idev, field)
>  #define ICMP6_INC_STATS_BH(net, idev, field)	\
> diff --git a/include/net/snmp.h b/include/net/snmp.h
> index 57c9362..8c842e0 100644
> --- a/include/net/snmp.h
> +++ b/include/net/snmp.h
> @@ -153,6 +153,11 @@ struct linux_xfrm_mib {
>  		per_cpu_ptr(mib[!in_softirq()], get_cpu())->mibs[field]--; \
>  		put_cpu(); \
>  	} while (0)
> +#define SNMP_ADD_STATS(mib, field, addend) 	\
> +	do { \
> +		per_cpu_ptr(mib[!in_softirq()], get_cpu())->mibs[field] += addend; \
> +		put_cpu(); \
> +	} while (0)
>  #define SNMP_ADD_STATS_BH(mib, field, addend) 	\
>  	(per_cpu_ptr(mib[0], raw_smp_processor_id())->mibs[field] += addend)
>  #define SNMP_ADD_STATS_USER(mib, field, addend) 	\
> @@ -160,5 +165,17 @@ struct linux_xfrm_mib {
>  		per_cpu_ptr(mib[1], get_cpu())->mibs[field] += addend; \
>  		put_cpu(); \
>  	} while (0)
> -
> +#define SNMP_UPD_PO_STATS(mib, basefield, addend)	\
> +	do { \
> +		__typeof__(mib[0]) ptr = per_cpu_ptr(mib[!in_softirq()], get_cpu());\
> +		ptr->mibs[basefield##PKTS]++; \
> +		ptr->mibs[basefield##OCTETS] += addend;\
> +		put_cpu(); \
> +	} while (0)
> +#define SNMP_UPD_PO_STATS_BH(mib, basefield, addend)	\
> +	do { \
> +		__typeof__(mib[0]) ptr = per_cpu_ptr(mib[!in_softirq()], raw_smp_processor_id());\
> +		ptr->mibs[basefield##PKTS]++; \
> +		ptr->mibs[basefield##OCTETS] += addend;\
> +	} while (0)
>  #endif
> diff --git a/net/ipv4/ip_input.c b/net/ipv4/ip_input.c
> index 1a58a6f..40f6206 100644
> --- a/net/ipv4/ip_input.c
> +++ b/net/ipv4/ip_input.c
> @@ -358,10 +358,12 @@ static int ip_rcv_finish(struct sk_buff *skb)
>  		goto drop;
>  
>  	rt = skb->rtable;
> -	if (rt->rt_type == RTN_MULTICAST)
> -		IP_INC_STATS_BH(dev_net(rt->u.dst.dev), IPSTATS_MIB_INMCASTPKTS);
> -	else if (rt->rt_type == RTN_BROADCAST)
> -		IP_INC_STATS_BH(dev_net(rt->u.dst.dev), IPSTATS_MIB_INBCASTPKTS);
> +	if (rt->rt_type == RTN_MULTICAST) {
> +		IP_UPD_PO_STATS_BH(dev_net(rt->u.dst.dev), IPSTATS_MIB_INMCAST,
> +				skb->len);
> +	} else if (rt->rt_type == RTN_BROADCAST)
> +		IP_UPD_PO_STATS_BH(dev_net(rt->u.dst.dev), IPSTATS_MIB_INBCAST,
> +				skb->len);
>  
>  	return dst_input(skb);
>  
> @@ -384,7 +386,8 @@ int ip_rcv(struct sk_buff *skb, struct net_device *dev, struct packet_type *pt,
>  	if (skb->pkt_type == PACKET_OTHERHOST)
>  		goto drop;
>  
> -	IP_INC_STATS_BH(dev_net(dev), IPSTATS_MIB_INRECEIVES);
> +
> +	IP_UPD_PO_STATS_BH(dev_net(dev), IPSTATS_MIB_IN, skb->len);
>  
>  	if ((skb = skb_share_check(skb, GFP_ATOMIC)) == NULL) {
>  		IP_INC_STATS_BH(dev_net(dev), IPSTATS_MIB_INDISCARDS);
> diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
> index 3e7e910..991041c 100644
> --- a/net/ipv4/ip_output.c
> +++ b/net/ipv4/ip_output.c
> @@ -181,10 +181,10 @@ static inline int ip_finish_output2(struct sk_buff *skb)
>  	struct net_device *dev = dst->dev;
>  	unsigned int hh_len = LL_RESERVED_SPACE(dev);
>  
> -	if (rt->rt_type == RTN_MULTICAST)
> -		IP_INC_STATS(dev_net(dev), IPSTATS_MIB_OUTMCASTPKTS);
> -	else if (rt->rt_type == RTN_BROADCAST)
> -		IP_INC_STATS(dev_net(dev), IPSTATS_MIB_OUTBCASTPKTS);
> +	if (rt->rt_type == RTN_MULTICAST) {
> +		IP_UPD_PO_STATS(dev_net(dev), IPSTATS_MIB_OUTMCAST, skb->len);
> +	} else if (rt->rt_type == RTN_BROADCAST)
> +		IP_UPD_PO_STATS(dev_net(dev), IPSTATS_MIB_OUTBCAST, skb->len);
>  
>  	/* Be paranoid, rather than too clever. */
>  	if (unlikely(skb_headroom(skb) < hh_len && dev->header_ops)) {
> @@ -244,8 +244,8 @@ int ip_mc_output(struct sk_buff *skb)
>  	/*
>  	 *	If the indicated interface is up and running, send the packet.
>  	 */
> -	IP_INC_STATS(dev_net(dev), IPSTATS_MIB_OUTREQUESTS);
> -
> +	IP_UPD_PO_STATS(dev_net(dev), IPSTATS_MIB_OUT, skb->len);
> +	
>  	skb->dev = dev;
>  	skb->protocol = htons(ETH_P_IP);
>  
> @@ -298,7 +298,7 @@ int ip_output(struct sk_buff *skb)
>  {
>  	struct net_device *dev = skb->dst->dev;
>  
> -	IP_INC_STATS(dev_net(dev), IPSTATS_MIB_OUTREQUESTS);
> +	IP_UPD_PO_STATS(dev_net(dev), IPSTATS_MIB_OUT, skb->len);
>  
>  	skb->dev = dev;
>  	skb->protocol = htons(ETH_P_IP);
> diff --git a/net/ipv4/proc.c b/net/ipv4/proc.c
> index cf0cdee..f25542c 100644
> --- a/net/ipv4/proc.c
> +++ b/net/ipv4/proc.c
> @@ -90,14 +90,14 @@ static const struct file_operations sockstat_seq_fops = {
>  
>  /* snmp items */
>  static const struct snmp_mib snmp4_ipstats_list[] = {
> -	SNMP_MIB_ITEM("InReceives", IPSTATS_MIB_INRECEIVES),
> +	SNMP_MIB_ITEM("InReceives", IPSTATS_MIB_INPKTS),
>  	SNMP_MIB_ITEM("InHdrErrors", IPSTATS_MIB_INHDRERRORS),
>  	SNMP_MIB_ITEM("InAddrErrors", IPSTATS_MIB_INADDRERRORS),
>  	SNMP_MIB_ITEM("ForwDatagrams", IPSTATS_MIB_OUTFORWDATAGRAMS),
>  	SNMP_MIB_ITEM("InUnknownProtos", IPSTATS_MIB_INUNKNOWNPROTOS),
>  	SNMP_MIB_ITEM("InDiscards", IPSTATS_MIB_INDISCARDS),
>  	SNMP_MIB_ITEM("InDelivers", IPSTATS_MIB_INDELIVERS),
> -	SNMP_MIB_ITEM("OutRequests", IPSTATS_MIB_OUTREQUESTS),
> +	SNMP_MIB_ITEM("OutRequests", IPSTATS_MIB_OUTPKTS),
>  	SNMP_MIB_ITEM("OutDiscards", IPSTATS_MIB_OUTDISCARDS),
>  	SNMP_MIB_ITEM("OutNoRoutes", IPSTATS_MIB_OUTNOROUTES),
>  	SNMP_MIB_ITEM("ReasmTimeout", IPSTATS_MIB_REASMTIMEOUT),
> @@ -118,6 +118,12 @@ static const struct snmp_mib snmp4_ipextstats_list[] = {
>  	SNMP_MIB_ITEM("OutMcastPkts", IPSTATS_MIB_OUTMCASTPKTS),
>  	SNMP_MIB_ITEM("InBcastPkts", IPSTATS_MIB_INBCASTPKTS),
>  	SNMP_MIB_ITEM("OutBcastPkts", IPSTATS_MIB_OUTBCASTPKTS),
> +	SNMP_MIB_ITEM("InOctets", IPSTATS_MIB_INOCTETS),
> +	SNMP_MIB_ITEM("OutOctets", IPSTATS_MIB_OUTOCTETS),
> +	SNMP_MIB_ITEM("InMcastOctets", IPSTATS_MIB_INMCASTOCTETS),
> +	SNMP_MIB_ITEM("OutMcastOctets", IPSTATS_MIB_OUTMCASTOCTETS),
> +	SNMP_MIB_ITEM("InBcastOctets", IPSTATS_MIB_INBCASTOCTETS),
> +	SNMP_MIB_ITEM("OutBcastOctets", IPSTATS_MIB_OUTBCASTOCTETS),
>  	SNMP_MIB_SENTINEL
>  };
>  
> diff --git a/net/ipv6/ip6_input.c b/net/ipv6/ip6_input.c
> index 8f04bd9..bc1a920 100644
> --- a/net/ipv6/ip6_input.c
> +++ b/net/ipv6/ip6_input.c
> @@ -70,7 +70,7 @@ int ipv6_rcv(struct sk_buff *skb, struct net_device *dev, struct packet_type *pt
>  
>  	idev = __in6_dev_get(skb->dev);
>  
> -	IP6_INC_STATS_BH(net, idev, IPSTATS_MIB_INRECEIVES);
> +	IP6_UPD_PO_STATS_BH(net, idev, IPSTATS_MIB_IN, skb->len);
>  
>  	if ((skb = skb_share_check(skb, GFP_ATOMIC)) == NULL ||
>  	    !idev || unlikely(idev->cnf.disable_ipv6)) {
> @@ -242,8 +242,9 @@ int ip6_mc_input(struct sk_buff *skb)
>  	struct ipv6hdr *hdr;
>  	int deliver;
>  
> -	IP6_INC_STATS_BH(dev_net(skb->dst->dev),
> -			 ip6_dst_idev(skb->dst), IPSTATS_MIB_INMCASTPKTS);
> +	IP6_UPD_PO_STATS_BH(dev_net(skb->dst->dev),
> +			 ip6_dst_idev(skb->dst), IPSTATS_MIB_INMCAST,
> +			 skb->len);
>  
>  	hdr = ipv6_hdr(skb);
>  	deliver = ipv6_chk_mcast_addr(skb->dev, &hdr->daddr, NULL);
> diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
> index 9fb49c3..735a2bf 100644
> --- a/net/ipv6/ip6_output.c
> +++ b/net/ipv6/ip6_output.c
> @@ -159,7 +159,8 @@ static int ip6_output2(struct sk_buff *skb)
>  			}
>  		}
>  
> -		IP6_INC_STATS(dev_net(dev), idev, IPSTATS_MIB_OUTMCASTPKTS);
> +		IP6_UPD_PO_STATS(dev_net(dev), idev, IPSTATS_MIB_OUTMCAST,
> +				skb->len);
>  	}
>  
>  	return NF_HOOK(PF_INET6, NF_INET_POST_ROUTING, skb, NULL, skb->dev,
> @@ -275,8 +276,8 @@ int ip6_xmit(struct sock *sk, struct sk_buff *skb, struct flowi *fl,
>  
>  	mtu = dst_mtu(dst);
>  	if ((skb->len <= mtu) || skb->local_df || skb_is_gso(skb)) {
> -		IP6_INC_STATS(net, ip6_dst_idev(skb->dst),
> -			      IPSTATS_MIB_OUTREQUESTS);
> +		IP6_UPD_PO_STATS(net, ip6_dst_idev(skb->dst),
> +			      IPSTATS_MIB_OUT, skb->len);
>  		return NF_HOOK(PF_INET6, NF_INET_LOCAL_OUT, skb, NULL, dst->dev,
>  				dst_output);
>  	}
> @@ -1516,7 +1517,7 @@ int ip6_push_pending_frames(struct sock *sk)
>  	skb->mark = sk->sk_mark;
>  
>  	skb->dst = dst_clone(&rt->u.dst);
> -	IP6_INC_STATS(net, rt->rt6i_idev, IPSTATS_MIB_OUTREQUESTS);
> +	IP6_UPD_PO_STATS(net, rt->rt6i_idev, IPSTATS_MIB_OUT, skb->len);
>  	if (proto == IPPROTO_ICMPV6) {
>  		struct inet6_dev *idev = ip6_dst_idev(skb->dst);
>  
> diff --git a/net/ipv6/mcast.c b/net/ipv6/mcast.c
> index a51fb33..7434f73 100644
> --- a/net/ipv6/mcast.c
> +++ b/net/ipv6/mcast.c
> @@ -1449,7 +1449,8 @@ static void mld_sendpack(struct sk_buff *skb)
>  	int err;
>  	struct flowi fl;
>  
> -	IP6_INC_STATS(net, idev, IPSTATS_MIB_OUTREQUESTS);
> +	IP6_UPD_PO_STATS(net, idev, IPSTATS_MIB_OUT, skb->len);

Are you sure skb->len is setup at this point ?

> +
>  	payload_len = (skb->tail - skb->network_header) - sizeof(*pip6);
>  	mldlen = skb->tail - skb->transport_header;
>  	pip6->payload_len = htons(payload_len);
> @@ -1479,7 +1480,7 @@ out:
>  	if (!err) {
>  		ICMP6MSGOUT_INC_STATS_BH(net, idev, ICMPV6_MLD2_REPORT);
>  		ICMP6_INC_STATS_BH(net, idev, ICMP6_MIB_OUTMSGS);
> -		IP6_INC_STATS_BH(net, idev, IPSTATS_MIB_OUTMCASTPKTS);
> +		IP6_UPD_PO_STATS_BH(net, idev, IPSTATS_MIB_OUTMCAST, skb->len);

skb it not anymore available here, since it was 'given' to transmit.

>  	} else
>  		IP6_INC_STATS_BH(net, idev, IPSTATS_MIB_OUTDISCARDS);
>  
> @@ -1774,8 +1775,8 @@ static void igmp6_send(struct in6_addr *addr, struct net_device *dev, int type)
>  	struct flowi fl;
>  
>  	rcu_read_lock();
> -	IP6_INC_STATS(net, __in6_dev_get(dev),
> -		      IPSTATS_MIB_OUTREQUESTS);
> +	IP6_UPD_PO_STATS(net, __in6_dev_get(dev),
> +		      IPSTATS_MIB_OUT, skb->len);


skb not yet initialized here, sorry, crash in progress...

Please move this a few lines after a sucessfull  sock_alloc_send_skb() call

>  	rcu_read_unlock();
>  	if (type == ICMPV6_MGM_REDUCTION)
>  		snd_addr = &in6addr_linklocal_allrouters;
> @@ -1844,7 +1845,7 @@ out:
>  	if (!err) {
>  		ICMP6MSGOUT_INC_STATS(net, idev, type);
>  		ICMP6_INC_STATS(net, idev, ICMP6_MIB_OUTMSGS);
> -		IP6_INC_STATS(net, idev, IPSTATS_MIB_OUTMCASTPKTS);
> +		IP6_UPD_PO_STATS(net, idev, IPSTATS_MIB_OUTMCAST, skb->len);

skb it not anymore available here, since it was 'given' to transmit.

>  	} else
>  		IP6_INC_STATS(net, idev, IPSTATS_MIB_OUTDISCARDS);
>  
> diff --git a/net/ipv6/ndisc.c b/net/ipv6/ndisc.c
> index 9f061d1..ab65cc5 100644
> --- a/net/ipv6/ndisc.c
> +++ b/net/ipv6/ndisc.c
> @@ -533,7 +533,7 @@ void ndisc_send_skb(struct sk_buff *skb,
>  	skb->dst = dst;
>  
>  	idev = in6_dev_get(dst->dev);
> -	IP6_INC_STATS(net, idev, IPSTATS_MIB_OUTREQUESTS);
> +	IP6_UPD_PO_STATS(net, idev, IPSTATS_MIB_OUT, skb->len);

ok

>  
>  	err = NF_HOOK(PF_INET6, NF_INET_LOCAL_OUT, skb, NULL, dst->dev,
>  		      dst_output);
> @@ -1613,7 +1613,7 @@ void ndisc_send_redirect(struct sk_buff *skb, struct neighbour *neigh,
>  
>  	buff->dst = dst;
>  	idev = in6_dev_get(dst->dev);
> -	IP6_INC_STATS(net, idev, IPSTATS_MIB_OUTREQUESTS);
> +	IP6_UPD_PO_STATS(net, idev, IPSTATS_MIB_OUT, skb->len);

ok

>  	err = NF_HOOK(PF_INET6, NF_INET_LOCAL_OUT, buff, NULL, dst->dev,
>  		      dst_output);
>  	if (!err) {
> diff --git a/net/ipv6/proc.c b/net/ipv6/proc.c
> index 97c17fd..590ddef 100644
> --- a/net/ipv6/proc.c
> +++ b/net/ipv6/proc.c
> @@ -61,7 +61,7 @@ static const struct file_operations sockstat6_seq_fops = {
>  
>  static struct snmp_mib snmp6_ipstats_list[] = {
>  /* ipv6 mib according to RFC 2465 */
> -	SNMP_MIB_ITEM("Ip6InReceives", IPSTATS_MIB_INRECEIVES),
> +	SNMP_MIB_ITEM("Ip6InReceives", IPSTATS_MIB_INPKTS),
>  	SNMP_MIB_ITEM("Ip6InHdrErrors", IPSTATS_MIB_INHDRERRORS),
>  	SNMP_MIB_ITEM("Ip6InTooBigErrors", IPSTATS_MIB_INTOOBIGERRORS),
>  	SNMP_MIB_ITEM("Ip6InNoRoutes", IPSTATS_MIB_INNOROUTES),
> @@ -71,7 +71,7 @@ static struct snmp_mib snmp6_ipstats_list[] = {
>  	SNMP_MIB_ITEM("Ip6InDiscards", IPSTATS_MIB_INDISCARDS),
>  	SNMP_MIB_ITEM("Ip6InDelivers", IPSTATS_MIB_INDELIVERS),
>  	SNMP_MIB_ITEM("Ip6OutForwDatagrams", IPSTATS_MIB_OUTFORWDATAGRAMS),
> -	SNMP_MIB_ITEM("Ip6OutRequests", IPSTATS_MIB_OUTREQUESTS),
> +	SNMP_MIB_ITEM("Ip6OutRequests", IPSTATS_MIB_OUTPKTS),
>  	SNMP_MIB_ITEM("Ip6OutDiscards", IPSTATS_MIB_OUTDISCARDS),
>  	SNMP_MIB_ITEM("Ip6OutNoRoutes", IPSTATS_MIB_OUTNOROUTES),
>  	SNMP_MIB_ITEM("Ip6ReasmTimeout", IPSTATS_MIB_REASMTIMEOUT),
> @@ -83,6 +83,12 @@ static struct snmp_mib snmp6_ipstats_list[] = {
>  	SNMP_MIB_ITEM("Ip6FragCreates", IPSTATS_MIB_FRAGCREATES),
>  	SNMP_MIB_ITEM("Ip6InMcastPkts", IPSTATS_MIB_INMCASTPKTS),
>  	SNMP_MIB_ITEM("Ip6OutMcastPkts", IPSTATS_MIB_OUTMCASTPKTS),
> +	SNMP_MIB_ITEM("Ip6InOctets", IPSTATS_MIB_INOCTETS),
> +	SNMP_MIB_ITEM("Ip6OutOctets", IPSTATS_MIB_OUTOCTETS),
> +	SNMP_MIB_ITEM("Ip6InMcastOctets", IPSTATS_MIB_INMCASTOCTETS),
> +	SNMP_MIB_ITEM("Ip6OutMcastOctets", IPSTATS_MIB_OUTMCASTOCTETS),
> +	SNMP_MIB_ITEM("Ip6InBcastOctets", IPSTATS_MIB_INBCASTOCTETS),
> +	SNMP_MIB_ITEM("Ip6OutBcastOctets", IPSTATS_MIB_OUTBCASTOCTETS),
>  	SNMP_MIB_SENTINEL
>  };
>  
> diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c
> index 61f6827..e99307f 100644
> --- a/net/ipv6/raw.c
> +++ b/net/ipv6/raw.c
> @@ -638,7 +638,7 @@ static int rawv6_send_hdrinc(struct sock *sk, void *from, int length,
>  	if (err)
>  		goto error_fault;
>  
> -	IP6_INC_STATS(sock_net(sk), rt->rt6i_idev, IPSTATS_MIB_OUTREQUESTS);
> +	IP6_UPD_PO_STATS(sock_net(sk), rt->rt6i_idev, IPSTATS_MIB_OUT, skb->len);

ok

>  	err = NF_HOOK(PF_INET6, NF_INET_LOCAL_OUT, skb, NULL, rt->u.dst.dev,
>  		      dst_output);
>  	if (err > 0)

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