svn commit: r307624 - in head/sys/dev/hyperv: include vmbus

[Sepherosa Ziehau]

Author: sephe
Date: Wed Oct 19 09:12:14 2016
New Revision: 307624
URL: https://svnweb.freebsd.org/changeset/base/307624

Log:
  hyperv/vmbus: Expose channel management taskqueue for driver to use.
  
  MFC after:	3 days
  Sponsored by:	Microsoft

Modified:
  head/sys/dev/hyperv/include/vmbus.h
  head/sys/dev/hyperv/vmbus/vmbus_chan.c

Modified: head/sys/dev/hyperv/include/vmbus.h
==============================================================================
--- head/sys/dev/hyperv/include/vmbus.h	Wed Oct 19 08:45:19 2016	(r307623)
+++ head/sys/dev/hyperv/include/vmbus.h	Wed Oct 19 09:12:14 2016	(r307624)
@@ -118,6 +118,7 @@ struct vmbus_chan_br {
 struct vmbus_channel;
 struct hyperv_guid;
 struct task;
+struct taskqueue;
 
 typedef void	(*vmbus_chan_callback_t)(struct vmbus_channel *, void *);
 
@@ -179,5 +180,7 @@ int		vmbus_chan_prplist_nelem(int br_siz
 		    int dlen_max);
 bool		vmbus_chan_rx_empty(const struct vmbus_channel *chan);
 bool		vmbus_chan_tx_empty(const struct vmbus_channel *chan);
+struct taskqueue *
+		vmbus_chan_mgmt_tq(const struct vmbus_channel *chan);
 
 #endif	/* !_VMBUS_H_ */

Modified: head/sys/dev/hyperv/vmbus/vmbus_chan.c
==============================================================================
--- head/sys/dev/hyperv/vmbus/vmbus_chan.c	Wed Oct 19 08:45:19 2016	(r307623)
+++ head/sys/dev/hyperv/vmbus/vmbus_chan.c	Wed Oct 19 09:12:14 2016	(r307624)
@@ -1721,3 +1721,10 @@ vmbus_chan_run_task(struct vmbus_channel
 	taskqueue_enqueue(chan->ch_tq, task);
 	taskqueue_drain(chan->ch_tq, task);
 }
+
+struct taskqueue *
+vmbus_chan_mgmt_tq(const struct vmbus_channel *chan)
+{
+
+	return (chan->ch_mgmt_tq);
+}