socsvn commit: r305299 - soc2016/vincenzo/head/sys/dev/netmap

[vincenzo at FreeBSD.org]

Author: vincenzo
Date: Fri Jun 17 16:24:56 2016
New Revision: 305299
URL: http://svnweb.FreeBSD.org/socsvn/?view=rev&rev=305299

Log:
   freebsd: ptnet_rx_eof: enable RX interrupts once run out of packets

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	Fri Jun 17 16:24:34 2016	(r305298)
+++ soc2016/vincenzo/head/sys/dev/netmap/if_ptnet.c	Fri Jun 17 16:24:56 2016	(r305299)
@@ -814,6 +814,10 @@
 		bus_write_4(sc->iomem, pq->kick, 0);
 	}
 
+	if (0) {
+		ptring->guest_need_kick = 1;
+	}
+
 	return 0;
 }
 
@@ -1206,6 +1210,10 @@
 		budget--;
 	}
 
+	/* Reactivate interrupts as they were disabled by the host thread right
+	 * before issuing the last interrupt. */
+	ptring->guest_need_kick = 1;
+
 	if (budget != RX_BUDGET) {
 		/* Some packets have been pushed to the network stack.
 		 * We need to update the CSB to tell the host about the new