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. Reviewed by: adrian, cy, melifaro MFC after: 1 week Differential Revision: https://reviews.freebsd.org/D24925
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svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=361364
@ -962,6 +962,19 @@ ieee80211_notify_radio(struct ieee80211com *ic, int state)
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}
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}
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}
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}
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void
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ieee80211_notify_ifnet_change(struct ieee80211vap *vap)
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{
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struct ifnet *ifp = vap->iv_ifp;
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IEEE80211_DPRINTF(vap, IEEE80211_MSG_DEBUG, "%s\n",
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"interface state change");
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CURVNET_SET(ifp->if_vnet);
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rt_ifmsg(ifp);
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CURVNET_RESTORE();
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}
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void
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void
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ieee80211_load_module(const char *modname)
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ieee80211_load_module(const char *modname)
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{
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{
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@ -1511,6 +1511,8 @@ ieee80211_start_locked(struct ieee80211vap *vap)
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* back in here and complete the work.
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* back in here and complete the work.
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*/
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*/
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ifp->if_drv_flags |= IFF_DRV_RUNNING;
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ifp->if_drv_flags |= IFF_DRV_RUNNING;
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ieee80211_notify_ifnet_change(vap);
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/*
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/*
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* We are not running; if this we are the first vap
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* We are not running; if this we are the first vap
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* to be brought up auto-up the parent if necessary.
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* to be brought up auto-up the parent if necessary.
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@ -1624,6 +1626,7 @@ ieee80211_stop_locked(struct ieee80211vap *vap)
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ieee80211_new_state_locked(vap, IEEE80211_S_INIT, -1);
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ieee80211_new_state_locked(vap, IEEE80211_S_INIT, -1);
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if (ifp->if_drv_flags & IFF_DRV_RUNNING) {
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if (ifp->if_drv_flags & IFF_DRV_RUNNING) {
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ifp->if_drv_flags &= ~IFF_DRV_RUNNING; /* mark us stopped */
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ifp->if_drv_flags &= ~IFF_DRV_RUNNING; /* mark us stopped */
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ieee80211_notify_ifnet_change(vap);
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if (--ic->ic_nrunning == 0) {
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if (--ic->ic_nrunning == 0) {
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IEEE80211_DPRINTF(vap,
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IEEE80211_DPRINTF(vap,
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IEEE80211_MSG_STATE | IEEE80211_MSG_DEBUG,
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IEEE80211_MSG_STATE | IEEE80211_MSG_DEBUG,
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@ -455,4 +455,5 @@ void ieee80211_notify_node_auth(struct ieee80211_node *);
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void ieee80211_notify_country(struct ieee80211vap *, const uint8_t [],
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void ieee80211_notify_country(struct ieee80211vap *, const uint8_t [],
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const uint8_t cc[2]);
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const uint8_t cc[2]);
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void ieee80211_notify_radio(struct ieee80211com *, int);
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void ieee80211_notify_radio(struct ieee80211com *, int);
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void ieee80211_notify_ifnet_change(struct ieee80211vap *);
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#endif /* _NET80211_IEEE80211_PROTO_H_ */
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#endif /* _NET80211_IEEE80211_PROTO_H_ */
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