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sctp: Make the mib per network namespace

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Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
Acked-by: Vlad Yasevich <vyasevich@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric W. Biederman
2012-08-06 08:47:55 +00:00
committed by David S. Miller
parent bb2db45b54
commit b01a24078f
13 changed files with 158 additions and 119 deletions
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22
net/sctp/input.c
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@@ -83,7 +83,7 @@ static int sctp_add_backlog(struct sock *sk, struct sk_buff *skb);
/* Calculate the SCTP checksum of an SCTP packet. */
static inline int sctp_rcv_checksum(struct sk_buff *skb)
static inline int sctp_rcv_checksum(struct net *net, struct sk_buff *skb)
{
struct sctphdr *sh = sctp_hdr(skb);
__le32 cmp = sh->checksum;
@@ -99,7 +99,7 @@ static inline int sctp_rcv_checksum(struct sk_buff *skb)
if (val != cmp) {
/* CRC failure, dump it. */
SCTP_INC_STATS_BH(SCTP_MIB_CHECKSUMERRORS);
SCTP_INC_STATS_BH(net, SCTP_MIB_CHECKSUMERRORS);
return -1;
}
return 0;
@@ -137,7 +137,7 @@ int sctp_rcv(struct sk_buff *skb)
if (skb->pkt_type!=PACKET_HOST)
goto discard_it;
SCTP_INC_STATS_BH(SCTP_MIB_INSCTPPACKS);
SCTP_INC_STATS_BH(net, SCTP_MIB_INSCTPPACKS);
if (skb_linearize(skb))
goto discard_it;
@@ -149,7 +149,7 @@ int sctp_rcv(struct sk_buff *skb)
if (skb->len < sizeof(struct sctphdr))
goto discard_it;
if (!sctp_checksum_disable && !skb_csum_unnecessary(skb) &&
sctp_rcv_checksum(skb) < 0)
sctp_rcv_checksum(net, skb) < 0)
goto discard_it;
skb_pull(skb, sizeof(struct sctphdr));
@@ -220,7 +220,7 @@ int sctp_rcv(struct sk_buff *skb)
*/
if (!asoc) {
if (sctp_rcv_ootb(skb)) {
SCTP_INC_STATS_BH(SCTP_MIB_OUTOFBLUES);
SCTP_INC_STATS_BH(net, SCTP_MIB_OUTOFBLUES);
goto discard_release;
}
}
@@ -276,9 +276,9 @@ int sctp_rcv(struct sk_buff *skb)
skb = NULL; /* sctp_chunk_free already freed the skb */
goto discard_release;
}
SCTP_INC_STATS_BH(SCTP_MIB_IN_PKT_BACKLOG);
SCTP_INC_STATS_BH(net, SCTP_MIB_IN_PKT_BACKLOG);
} else {
SCTP_INC_STATS_BH(SCTP_MIB_IN_PKT_SOFTIRQ);
SCTP_INC_STATS_BH(net, SCTP_MIB_IN_PKT_SOFTIRQ);
sctp_inq_push(&chunk->rcvr->inqueue, chunk);
}
@@ -293,7 +293,7 @@ int sctp_rcv(struct sk_buff *skb)
return 0;
discard_it:
SCTP_INC_STATS_BH(SCTP_MIB_IN_PKT_DISCARDS);
SCTP_INC_STATS_BH(net, SCTP_MIB_IN_PKT_DISCARDS);
kfree_skb(skb);
return 0;
@@ -543,7 +543,7 @@ struct sock *sctp_err_lookup(struct net *net, int family, struct sk_buff *skb,
* servers this needs to be solved differently.
*/
if (sock_owned_by_user(sk))
NET_INC_STATS_BH(&init_net, LINUX_MIB_LOCKDROPPEDICMPS);
NET_INC_STATS_BH(net, LINUX_MIB_LOCKDROPPEDICMPS);
*app = asoc;
*tpp = transport;
@@ -593,7 +593,7 @@ void sctp_v4_err(struct sk_buff *skb, __u32 info)
struct net *net = dev_net(skb->dev);
if (skb->len < ihlen + 8) {
ICMP_INC_STATS_BH(&init_net, ICMP_MIB_INERRORS);
ICMP_INC_STATS_BH(net, ICMP_MIB_INERRORS);
return;
}
@@ -607,7 +607,7 @@ void sctp_v4_err(struct sk_buff *skb, __u32 info)
skb->network_header = saveip;
skb->transport_header = savesctp;
if (!sk) {
ICMP_INC_STATS_BH(&init_net, ICMP_MIB_INERRORS);
ICMP_INC_STATS_BH(net, ICMP_MIB_INERRORS);
return;
}
/* Warning: The sock lock is held. Remember to call