[src/trunk]: src/sys/dev/iscsi more debug output

[mlelstv <mlelstv%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/a3d0f67a77f8
branches:  trunk
changeset: 345712:a3d0f67a77f8
user:      mlelstv <mlelstv%NetBSD.org@localhost>
date:      Sun Jun 05 11:01:39 2016 +0000

description:
more debug output

diffstat:

 sys/dev/iscsi/iscsi_rcv.c |  14 +++++++++++---
 1 files changed, 11 insertions(+), 3 deletions(-)

diffs (41 lines):

diff -r 16e843f7569f -r a3d0f67a77f8 sys/dev/iscsi/iscsi_rcv.c
--- a/sys/dev/iscsi/iscsi_rcv.c Sun Jun 05 10:45:16 2016 +0000
+++ b/sys/dev/iscsi/iscsi_rcv.c Sun Jun 05 11:01:39 2016 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: iscsi_rcv.c,v 1.18 2016/06/05 05:40:29 mlelstv Exp $   */
+/*     $NetBSD: iscsi_rcv.c,v 1.19 2016/06/05 11:01:39 mlelstv Exp $   */
 
 /*-
  * Copyright (c) 2004,2005,2006,2011 The NetBSD Foundation, Inc.
@@ -132,13 +132,20 @@
 
        ccb = &conn->session->ccb[cidx];
 
-       if (ccb->ITT != itt || ccb->disp <= CCBDISP_BUSY) {
+       if (ccb->ITT != itt) {
                DEBC(conn, 0,
                     ("ccb_from_itt: received invalid CCB itt %08x != %08x\n",
                      itt, ccb->ITT));
                return NULL;
        }
 
+       if (ccb->disp <= CCBDISP_BUSY) {
+               DEBC(conn, 0,
+                    ("ccb_from_itt: received CCB with invalid disp %d\n",
+                     ccb->disp));
+               return NULL;
+       }
+
        return ccb;
 }
 
@@ -1029,7 +1036,8 @@
                }
        }
 
-       DEBC(conn, 99, ("Received PDU ExpCmdSN = %u\n",
+       DEBC(conn, 99, ("Received PDU ExpCmdSN = %u, MaxCmdSN = %u\n",
+            ntohl(pdu->pdu.p.response.ExpCmdSN),
             ntohl(pdu->pdu.p.response.ExpCmdSN)));
 
        req_ccb = ccb_from_itt(conn, pdu->pdu.InitiatorTaskTag);