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From: Adrian Chadd <adrian@FreeBSD.org>
Date: Mon, 27 Jun 2011 05:57:14 +0000 (UTC)
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Subject: svn commit: r223583 - head/sys/net80211
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Author: adrian
Date: Mon Jun 27 05:57:14 2011
New Revision: 223583
URL: http://svn.freebsd.org/changeset/base/223583

Log:
  Print out a big warning if DFS can't find a channel to use.
  This way people debugging DFS won't be surprised when their
  AP stops talking.

Modified:
  head/sys/net80211/ieee80211_dfs.c

Modified: head/sys/net80211/ieee80211_dfs.c
==============================================================================
--- head/sys/net80211/ieee80211_dfs.c	Mon Jun 27 02:10:10 2011	(r223582)
+++ head/sys/net80211/ieee80211_dfs.c	Mon Jun 27 05:57:14 2011	(r223583)
@@ -320,6 +320,8 @@ ieee80211_dfs_notify_radar(struct ieee80
 			 * on the NOL to expire.
 			 */
 			/*XXX*/
+			if_printf(ic->ic_ifp, "%s: No free channels; waiting for entry "
+			    "on NOL to expire\n", __func__);
 		}
 	} else {
 		/*