Author: avg
Date: Fri May 29 07:38:57 2020
New Revision: 361619
URL: https://svnweb.freebsd.org/changeset/base/361619
Log:
MFC r361364: net80211: post RTM_IFINFO notification after toggling
IFF_DRV_RUNNING
This is useful when a wireless driver is stopped or started in response
to events like an RF Kill button press. Applications like
wpa_supplicant depend on such events to have a correct view of interface
state.
Modified:
stable/12/sys/net80211/ieee80211_freebsd.c
stable/12/sys/net80211/ieee80211_proto.c
stable/12/sys/net80211/ieee80211_proto.h
Directory Properties:
stable/12/ (props changed)
Modified: stable/12/sys/net80211/ieee80211_freebsd.c
==============================================================================
--- stable/12/sys/net80211/ieee80211_freebsd.c Fri May 29 07:37:27 2020
(r361618)
+++ stable/12/sys/net80211/ieee80211_freebsd.c Fri May 29 07:38:57 2020
(r361619)
@@ -962,6 +962,19 @@ ieee80211_notify_radio(struct ieee80211com *ic, int st
}
void
+ieee80211_notify_ifnet_change(struct ieee80211vap *vap)
+{
+ struct ifnet *ifp = vap->iv_ifp;
+
+ IEEE80211_DPRINTF(vap, IEEE80211_MSG_DEBUG, "%s\n",
+ "interface state change");
+
+ CURVNET_SET(ifp->if_vnet);
+ rt_ifmsg(ifp);
+ CURVNET_RESTORE();
+}
+
+void
ieee80211_load_module(const char *modname)
{
Modified: stable/12/sys/net80211/ieee80211_proto.c
==============================================================================
--- stable/12/sys/net80211/ieee80211_proto.c Fri May 29 07:37:27 2020
(r361618)
+++ stable/12/sys/net80211/ieee80211_proto.c Fri May 29 07:38:57 2020
(r361619)
@@ -1511,6 +1511,8 @@ ieee80211_start_locked(struct ieee80211vap *vap)
* back in here and complete the work.
*/
ifp->if_drv_flags |= IFF_DRV_RUNNING;
+ ieee80211_notify_ifnet_change(vap);
+
/*
* We are not running; if this we are the first vap
* to be brought up auto-up the parent if necessary.
@@ -1624,6 +1626,7 @@ ieee80211_stop_locked(struct ieee80211vap *vap)
ieee80211_new_state_locked(vap, IEEE80211_S_INIT, -1);
if (ifp->if_drv_flags & IFF_DRV_RUNNING) {
ifp->if_drv_flags &= ~IFF_DRV_RUNNING; /* mark us stopped */
+ ieee80211_notify_ifnet_change(vap);
if (--ic->ic_nrunning == 0) {
IEEE80211_DPRINTF(vap,
IEEE80211_MSG_STATE | IEEE80211_MSG_DEBUG,
Modified: stable/12/sys/net80211/ieee80211_proto.h
==============================================================================
--- stable/12/sys/net80211/ieee80211_proto.h Fri May 29 07:37:27 2020
(r361618)
+++ stable/12/sys/net80211/ieee80211_proto.h Fri May 29 07:38:57 2020
(r361619)
@@ -455,4 +455,5 @@ void ieee80211_notify_node_auth(struct
ieee80211_node
void ieee80211_notify_country(struct ieee80211vap *, const uint8_t [],
const uint8_t cc[2]);
void ieee80211_notify_radio(struct ieee80211com *, int);
+void ieee80211_notify_ifnet_change(struct ieee80211vap *);
#endif /* _NET80211_IEEE80211_PROTO_H_ */
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