3866 panic in idm module
3867 stmfCreateLu failed: GUID_IN_USE
3868 iscsi target not accepting any new connections
Reviewed by: Sebastien Roy <sebastien.roy@delphix.com>
Reviewed by: Jeremy Jones <jeremy@delphix.com>
Reviewed by: Eric Diven <eric.diven@delphix.com>

@@ -1247,14 +1247,19 @@
 
                 if ((rc = ksocket_accept(so_svc->is_so,
                     (struct sockaddr *)&t_addr, &t_addrlen,
                     &new_so, CRED())) != 0) {
                         mutex_enter(&svc->is_mutex);
-                        if (rc == ECONNABORTED)
+                        if (rc != ECONNABORTED && rc != EINTR) {
+                                IDM_SVC_LOG(CE_NOTE, "idm_so_svc_port_watcher:"
+                                    " ksocket_accept failed %d", rc);
+                        }
+                        /*
+                         * Unclean shutdown of this thread is not handled
+                         * wait for !is_thread_running.
+                         */
                                 continue;
-                        /* Connection problem */
-                        break;
                 }
                 /*
                  * Turn off SO_MAC_EXEMPT so future sobinds succeed
                  */
                 (void) ksocket_setsockopt(new_so, SOL_SOCKET, SO_MAC_EXEMPT,