svn commit: r288067 - head/sys/cam/ctl

[Alexander Motin]

Author: mav
Date: Mon Sep 21 13:25:29 2015
New Revision: 288067
URL: https://svnweb.freebsd.org/changeset/base/288067

Log:
  Log iSCSI session reinstatements.
  
  False session reinstatements can be result of misconfiguration, when
  several initiators use the same initiator name and ISID.

Modified:
  head/sys/cam/ctl/ctl_frontend_iscsi.c

Modified: head/sys/cam/ctl/ctl_frontend_iscsi.c
==============================================================================
--- head/sys/cam/ctl/ctl_frontend_iscsi.c	Mon Sep 21 12:53:26 2015	(r288066)
+++ head/sys/cam/ctl/ctl_frontend_iscsi.c	Mon Sep 21 13:25:29 2015	(r288067)
@@ -1611,6 +1611,16 @@ restart:
 			if (cs2 != cs && cs2->cs_tasks_aborted == false &&
 			    cs->cs_target == cs2->cs_target &&
 			    strcmp(cs->cs_initiator_id, cs2->cs_initiator_id) == 0) {
+				if (strcmp(cs->cs_initiator_addr,
+				    cs2->cs_initiator_addr) != 0) {
+					CFISCSI_SESSION_WARN(cs2,
+					    "session reinstatement from "
+					    "different address %s",
+					    cs->cs_initiator_addr);
+				} else {
+					CFISCSI_SESSION_DEBUG(cs2,
+					    "session reinstatement");
+				}
 				cfiscsi_session_terminate(cs2);
 				mtx_unlock(&softc->lock);
 				pause("cfiscsi_reinstate", 1);