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Date:      Wed, 2 Mar 2016 01:26:06 +0000 (UTC)
From:      Sepherosa Ziehau <sephe@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org
Subject:   svn commit: r296289 - head/sys/dev/hyperv/vmbus
Message-ID:  <201603020126.u221Q6rO099916@repo.freebsd.org>

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Author: sephe
Date: Wed Mar  2 01:26:05 2016
New Revision: 296289
URL: https://svnweb.freebsd.org/changeset/base/296289

Log:
  hyperv/chan: Add sysctl node to check whether monitor is allocated or not
  
  MFC after:	1 week
  Sponsored by:	Microsoft OSTC
  Differential Revision:	https://reviews.freebsd.org/D5502

Modified:
  head/sys/dev/hyperv/vmbus/hv_channel.c

Modified: head/sys/dev/hyperv/vmbus/hv_channel.c
==============================================================================
--- head/sys/dev/hyperv/vmbus/hv_channel.c	Wed Mar  2 01:24:41 2016	(r296288)
+++ head/sys/dev/hyperv/vmbus/hv_channel.c	Wed Mar  2 01:26:05 2016	(r296289)
@@ -81,6 +81,17 @@ vmbus_channel_set_event(hv_vmbus_channel
 
 }
 
+static int
+vmbus_channel_sysctl_monalloc(SYSCTL_HANDLER_ARGS)
+{
+	struct hv_vmbus_channel *chan = arg1;
+	int alloc = 0;
+
+	if (chan->offer_msg.monitor_allocated)
+		alloc = 1;
+	return sysctl_handle_int(oidp, &alloc, 0, req);
+}
+
 static void
 hv_vmbus_channel_stat(hv_vmbus_channel* channel)
 {
@@ -129,6 +140,10 @@ hv_vmbus_channel_stat(hv_vmbus_channel* 
 	}
 	SYSCTL_ADD_UINT(ctx, SYSCTL_CHILDREN(devch_id_sysctl), OID_AUTO,
 	    "cpu", CTLFLAG_RD, &channel->target_cpu, 0, "owner CPU id");
+	SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(devch_id_sysctl), OID_AUTO,
+	    "monitor_allocated", CTLTYPE_INT | CTLFLAG_RD, channel, 0,
+	    vmbus_channel_sysctl_monalloc, "I",
+	    "is monitor allocated to this channel");
 
 	devch_id_in_sysctl = SYSCTL_ADD_NODE(ctx,
                     SYSCTL_CHILDREN(devch_id_sysctl),



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