drbd: Improve the "unexpected packet" error messages

Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>

1 files changed, 11 insertions, 9 deletions

diff --git a/drivers/block/drbd/drbd_receiver.c b/drivers/block/drbd/drbd_receiver.c
index d55a3cb21c31..7218750d2937 100644
--- a/drivers/block/drbd/drbd_receiver.c
+++ b/drivers/block/drbd/drbd_receiver.c
@@ -3200,8 +3200,8 @@ static int ignore_remaining_packet(struct drbd_tconn *tconn, struct packet_info
  */
 static int config_unknown_volume(struct drbd_tconn *tconn, struct packet_info *pi)
 {
-        conn_warn(tconn, "Volume %u unknown; ignoring %s packet\n",
-                  pi->vnr, cmdname(pi->cmd));
+        conn_warn(tconn, "%s packet received for volume %u, which is not configured locally\n",
+                  cmdname(pi->cmd), pi->vnr);
         return ignore_remaining_packet(tconn, pi);
 }
 
@@ -4256,13 +4256,15 @@ static void drbdd(struct drbd_tconn *tconn)
 
                 cmd = &drbd_cmd_handler[pi.cmd];
                 if (unlikely(pi.cmd >= ARRAY_SIZE(drbd_cmd_handler) || !cmd->fn)) {
-                        conn_err(tconn, "unknown packet type %d, l: %d!\n", pi.cmd, pi.size);
+                        conn_err(tconn, "Unexpected data packet %s (0x%04x)",
+                                 cmdname(pi.cmd), pi.cmd);
                         goto err_out;
                 }
 
                 shs = cmd->pkt_size;
                 if (pi.size > shs && !cmd->expect_payload) {
-                        conn_err(tconn, "No payload expected %s l:%d\n", cmdname(pi.cmd), pi.size);
+                        conn_err(tconn, "No payload expected %s l:%d\n",
+                                 cmdname(pi.cmd), pi.size);
                         goto err_out;
                 }
 
@@ -4474,7 +4476,7 @@ static int drbd_do_features(struct drbd_tconn *tconn)
 
         if (pi.cmd != P_CONNECTION_FEATURES) {
                 conn_err(tconn, "expected ConnectionFeatures packet, received: %s (0x%04x)\n",
-                     cmdname(pi.cmd), pi.cmd);
+                         cmdname(pi.cmd), pi.cmd);
                 return -1;
         }
 
@@ -4583,7 +4585,7 @@ static int drbd_do_auth(struct drbd_tconn *tconn)
 
         if (pi.cmd != P_AUTH_CHALLENGE) {
                 conn_err(tconn, "expected AuthChallenge packet, received: %s (0x%04x)\n",
-                    cmdname(pi.cmd), pi.cmd);
+                         cmdname(pi.cmd), pi.cmd);
                 rv = 0;
                 goto fail;
         }
@@ -4642,7 +4644,7 @@ static int drbd_do_auth(struct drbd_tconn *tconn)
 
         if (pi.cmd != P_AUTH_RESPONSE) {
                 conn_err(tconn, "expected AuthResponse packet, received: %s (0x%04x)\n",
-                        cmdname(pi.cmd), pi.cmd);
+                         cmdname(pi.cmd), pi.cmd);
                 rv = 0;
                 goto fail;
         }
@@ -5192,8 +5194,8 @@ int drbd_asender(struct drbd_thread *thi)
                                 goto reconnect;
                         cmd = &asender_tbl[pi.cmd];
                         if (pi.cmd >= ARRAY_SIZE(asender_tbl) || !cmd->fn) {
-                                conn_err(tconn, "unknown command %d on meta (l: %d)\n",
-                                        pi.cmd, pi.size);
+                                conn_err(tconn, "Unexpected meta packet %s (0x%04x)\n",
+                                         cmdname(pi.cmd), pi.cmd);
                                 goto disconnect;
                         }
                         expect = header_size + cmd->pkt_size;