socsvn commit: r305587 - soc2016/vincenzo/head/sys/dev/netmap

[vincenzo at FreeBSD.org]

Author: vincenzo
Date: Mon Jun 27 12:48:45 2016
New Revision: 305587
URL: http://svnweb.FreeBSD.org/socsvn/?view=rev&rev=305587

Log:
   freebsd: ptnet_transmit: turn more device_printf() into RD()

Modified:
  soc2016/vincenzo/head/sys/dev/netmap/if_ptnet.c

Modified: soc2016/vincenzo/head/sys/dev/netmap/if_ptnet.c
==============================================================================
--- soc2016/vincenzo/head/sys/dev/netmap/if_ptnet.c	Mon Jun 27 09:42:13 2016	(r305586)
+++ soc2016/vincenzo/head/sys/dev/netmap/if_ptnet.c	Mon Jun 27 12:48:45 2016	(r305587)
@@ -1193,9 +1193,10 @@
 		 * by the taskqueue thread. */
 		err = drbr_enqueue(ifp, pq->bufring, m);
 		m = NULL; /* just to stay safe */
-		if (unlikely(err)) {
-			device_printf(sc->dev, "%s: drbr_enqueue() failed %d\n",
-				      __func__, err);
+		if (err) {
+			/* ENOBUFS when the bufring is full */
+			RD(1, "%s: drbr_enqueue() failed %d\n",
+				__func__, err);
 			return err;
 		}
 	}
@@ -1262,9 +1263,8 @@
 					/* Run out of slots while processing
 					 * a packet. Reset head to the previous
 					 * position and requeue the mbuf. */
-					device_printf(sc->dev, "%s: Drop, "
-						      " no free slots\n",
-						      __func__);
+					RD(1, "%s: Drop, no free slots\n",
+						__func__);
 					head = prev_head;
 					drbr_putback(ifp, pq->bufring, m);
 					goto escape;