libiscsi: return new error code when nop times out

When a iscsi nop as ping timedout we were failing with the
common connection error code, ISCSI_ERR_CONN_FAILED. This
patch adds a new error code for this problem so can properly
track/distinguish in userspace.

Signed-off-by: Mike Christie <michaelc@cs.wisc.edu>
Acked-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Mike Christie 2014-07-12 15:51:51 -05:00 committed by Christoph Hellwig
parent 719e5874d0
commit 09ff742c62
2 changed files with 2 additions and 1 deletions

View file

@ -2097,7 +2097,7 @@ static void iscsi_check_transport_timeouts(unsigned long data)
conn->ping_timeout, conn->recv_timeout,
last_recv, conn->last_ping, jiffies);
spin_unlock(&session->frwd_lock);
iscsi_conn_failure(conn, ISCSI_ERR_CONN_FAILED);
iscsi_conn_failure(conn, ISCSI_ERR_NOP_TIMEDOUT);
return;
}

View file

@ -527,6 +527,7 @@ enum iscsi_err {
ISCSI_ERR_XMIT_FAILED = ISCSI_ERR_BASE + 19,
ISCSI_ERR_TCP_CONN_CLOSE = ISCSI_ERR_BASE + 20,
ISCSI_ERR_SCSI_EH_SESSION_RST = ISCSI_ERR_BASE + 21,
ISCSI_ERR_NOP_TIMEDOUT = ISCSI_ERR_BASE + 22,
};
/*