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Date:      Sat, 11 Feb 2017 05:33:49 +0000 (UTC)
From:      Adrian Chadd <adrian@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org
Subject:   svn commit: r313578 - head/sys/net80211
Message-ID:  <201702110533.v1B5XnxI075492@repo.freebsd.org>

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Author: adrian
Date: Sat Feb 11 05:33:49 2017
New Revision: 313578
URL: https://svnweb.freebsd.org/changeset/base/313578

Log:
  [net80211] add a sysctl that forces a vap restart.
  
  Well, vap restart really does "all restart" for now, which will be a good
  way of debugging firmware restart issues.

Modified:
  head/sys/net80211/ieee80211_freebsd.c

Modified: head/sys/net80211/ieee80211_freebsd.c
==============================================================================
--- head/sys/net80211/ieee80211_freebsd.c	Sat Feb 11 05:19:45 2017	(r313577)
+++ head/sys/net80211/ieee80211_freebsd.c	Sat Feb 11 05:33:49 2017	(r313578)
@@ -180,6 +180,26 @@ ieee80211_sysctl_radar(SYSCTL_HANDLER_AR
 	return 0;
 }
 
+/*
+ * For now, just restart everything.
+ *
+ * Later on, it'd be nice to have a separate VAP restart to
+ * full-device restart.
+ */
+static int
+ieee80211_sysctl_vap_restart(SYSCTL_HANDLER_ARGS)
+{
+	struct ieee80211vap *vap = arg1;
+	int t = 0, error;
+
+	error = sysctl_handle_int(oidp, &t, 0, req);
+	if (error || !req->newptr)
+		return error;
+
+	ieee80211_restart_all(vap->iv_ic);
+	return 0;
+}
+
 void
 ieee80211_sysctl_attach(struct ieee80211com *ic)
 {
@@ -259,6 +279,12 @@ ieee80211_sysctl_vattach(struct ieee8021
 			&vap->iv_ampdu_mintraffic[WME_AC_VI], 0,
 			"VI traffic tx aggr threshold (pps)");
 	}
+
+	SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(oid), OID_AUTO,
+		"force_restart", CTLTYPE_INT | CTLFLAG_RW, vap, 0,
+		ieee80211_sysctl_vap_restart, "I",
+		"force a VAP restart");
+
 	if (vap->iv_caps & IEEE80211_C_DFS) {
 		SYSCTL_ADD_PROC(ctx, SYSCTL_CHILDREN(oid), OID_AUTO,
 			"radar", CTLTYPE_INT | CTLFLAG_RW, vap->iv_ic, 0,



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