[SCTP]: extend exported data in /proc/net/sctp/assoc

RFC 3873 specifies several MIB objects that can't be obtained by the
current data set exported by /proc/sys/net/sctp/assoc.  This patch
adds the missing pieces of data that allow us to compute all the
objects in the sctpAssocTable object.

Signed-off-by: Neil Horman <nhorman@tuxdriver.com>
Signed-off-by: Vlad Yasevich <vladislav.yasevich@hp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 14 insertions, 6 deletions

diff --git a/net/sctp/proc.c b/net/sctp/proc.c
index 9e214da82d9e..82bea300308d 100644
--- a/net/sctp/proc.c
+++ b/net/sctp/proc.c
@@ -281,8 +281,10 @@ static void * sctp_assocs_seq_start(struct seq_file *seq, loff_t *pos)
                 *pos = 0;
 
         if (*pos == 0)
-                seq_printf(seq, " ASSOC     SOCK   STY SST ST HBKT ASSOC-ID TX_QUEUE RX_QUEUE UID INODE LPORT "
-                                "RPORT LADDRS <-> RADDRS\n");
+                seq_printf(seq, " ASSOC     SOCK   STY SST ST HBKT "
+                                "ASSOC-ID TX_QUEUE RX_QUEUE UID INODE LPORT "
+                                "RPORT LADDRS <-> RADDRS "
+                                "HBINT INS OUTS MAXRT T1X T2X RTXC\n");
 
         return (void *)pos;
 }
@@ -321,15 +323,21 @@ static int sctp_assocs_seq_show(struct seq_file *seq, void *v)
                 assoc = sctp_assoc(epb);
                 sk = epb->sk;
                 seq_printf(seq,
-                           "%8p %8p %-3d %-3d %-2d %-4d %4d %8d %8d %7d %5lu %-5d %5d ",
+                           "%8p %8p %-3d %-3d %-2d %-4d "
+                           "%4d %8d %8d %7d %5lu %-5d %5d "
+                           "%8d %5d %5d %4d %4d %4d %8d ",
                            assoc, sk, sctp_sk(sk)->type, sk->sk_state,
-                           assoc->state, hash, assoc->assoc_id,
+                           assoc->state, hash,
+                           assoc->assoc_id,
                            assoc->sndbuf_used,
                            atomic_read(&assoc->rmem_alloc),
                            sock_i_uid(sk), sock_i_ino(sk),
                            epb->bind_addr.port,
-                           assoc->peer.port);
-
+                           assoc->peer.port,
+                           assoc->hbinterval, assoc->c.sinit_max_instreams,
+                           assoc->c.sinit_num_ostreams, assoc->max_retrans,
+                           assoc->init_retries, assoc->shutdown_retries,
+                           assoc->rtx_data_chunks);
                 seq_printf(seq, " ");
                 sctp_seq_dump_local_addrs(seq, epb);
                 seq_printf(seq, "<-> ");