sctp: add transport state in /proc/net/sctp/remaddr

It is often quite helpful to be able to know the state of a transport
outside of the application itself (for troubleshooting purposes or for
monitoring purposes). Add it under /proc/net/sctp/remaddr.

Signed-off-by: Michele Baldessari <michele@acksyn.org>
Acked-by: Neil Horman <nhorman@tuxdriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Michele Baldessari 2014-10-30 10:29:15 +01:00 committed by David S. Miller
parent b2ad5e5fcc
commit 891310d53d

View file

@ -417,7 +417,7 @@ static void *sctp_remaddr_seq_start(struct seq_file *seq, loff_t *pos)
if (*pos == 0)
seq_printf(seq, "ADDR ASSOC_ID HB_ACT RTO MAX_PATH_RTX "
"REM_ADDR_RTX START\n");
"REM_ADDR_RTX START STATE\n");
return (void *)pos;
}
@ -497,7 +497,13 @@ static int sctp_remaddr_seq_show(struct seq_file *seq, void *v)
* currently implemented, but we can record it with a
* jiffies marker in a subsequent patch
*/
seq_printf(seq, "0");
seq_printf(seq, "0 ");
/*
* The current state of this destination. I.e.
* SCTP_ACTIVE, SCTP_INACTIVE, ...
*/
seq_printf(seq, "%d", tsp->state);
seq_printf(seq, "\n");
}