Author: sephe
Date: Wed Aug 24 04:21:15 2016
New Revision: 304728
URL: https://svnweb.freebsd.org/changeset/base/304728

Log:
  hyperv/hn: Log a warning for RESET_CMPLT.
  
  RESET is not used by the hn(4) at all, and RESET_CMPLT does not even
  have a rid to match with the pending requests.  So, let's put it
  onto an independent switch branch and log a warning about it.
  
  MFC after:    1 week
  Sponsored by: Microsoft
  Differential Revision:        https://reviews.freebsd.org/D7602

Modified:
  head/sys/dev/hyperv/netvsc/hv_rndis_filter.c

Modified: head/sys/dev/hyperv/netvsc/hv_rndis_filter.c
==============================================================================
--- head/sys/dev/hyperv/netvsc/hv_rndis_filter.c        Wed Aug 24 03:51:40 
2016        (r304727)
+++ head/sys/dev/hyperv/netvsc/hv_rndis_filter.c        Wed Aug 24 04:21:15 
2016        (r304728)
@@ -324,16 +324,9 @@ hv_rf_receive_response(rndis_device *dev
                        memcpy(&request->response_msg, response,
                            response->msg_len);
                } else {
-                       if (response->ndis_msg_type == REMOTE_NDIS_RESET_CMPLT) 
{
-                               /* Does not have a request id field */
-                               request->response_msg.msg.reset_complete.status 
=
-                                   STATUS_BUFFER_OVERFLOW;
-                       } else {
-                               request->response_msg.msg.init_complete.status =
-                                   STATUS_BUFFER_OVERFLOW;
-                       }
+                       request->response_msg.msg.init_complete.status =
+                           STATUS_BUFFER_OVERFLOW;
                }
-
                sema_post(&request->wait_sema);
        }
 }
@@ -566,29 +559,40 @@ hv_rf_on_receive(struct hn_softc *sc, st
 
        rndis_hdr = data;
        switch (rndis_hdr->ndis_msg_type) {
-
        /* data message */
        case REMOTE_NDIS_PACKET_MSG:
                hv_rf_receive_data(rxr, data, dlen);
                break;
+
        /* completion messages */
        case REMOTE_NDIS_INITIALIZE_CMPLT:
        case REMOTE_NDIS_QUERY_CMPLT:
        case REMOTE_NDIS_SET_CMPLT:
-       case REMOTE_NDIS_RESET_CMPLT:
        case REMOTE_NDIS_KEEPALIVE_CMPLT:
                hv_rf_receive_response(rndis_dev, rndis_hdr);
                break;
+
        /* notification message */
        case REMOTE_NDIS_INDICATE_STATUS_MSG:
                hv_rf_receive_indicate_status(rndis_dev, rndis_hdr);
                break;
+
+       case REMOTE_NDIS_RESET_CMPLT:
+               /*
+                * Reset completed, no rid.
+                *
+                * NOTE:
+                * RESET is not issued by hn(4), so this message should
+                * _not_ be observed.
+                */
+               if_printf(sc->hn_ifp, "RESET CMPLT received\n");
+               break;
+
        default:
-               printf("hv_rf_on_receive():  Unknown msg_type 0x%x\n",
+               if_printf(sc->hn_ifp, "unknown RNDIS message 0x%x\n",
                        rndis_hdr->ndis_msg_type);
                break;
        }
-
        return (0);
 }
 
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