mac80211: optimise mixed AP/VLAN station removal
Teach sta_info_flush() to optionally also remove stations
from all VLANs associated with an AP interface to optimise
the station removal (in particular, synchronize_net().)
To not have to add the vlans argument throughout, do some
refactoring.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
diff --git a/net/mac80211/sta_info.h b/net/mac80211/sta_info.h
index f6081e5..d77ff70 100644
--- a/net/mac80211/sta_info.h
+++ b/net/mac80211/sta_info.h
@@ -613,8 +613,14 @@
* Returns the number of removed STA entries.
*
* @sdata: sdata to remove all stations from
+ * @vlans: if the given interface is an AP interface, also flush VLANs
*/
-int sta_info_flush(struct ieee80211_sub_if_data *sdata);
+int __sta_info_flush(struct ieee80211_sub_if_data *sdata, bool vlans);
+
+static inline int sta_info_flush(struct ieee80211_sub_if_data *sdata)
+{
+ return __sta_info_flush(sdata, false);
+}
void sta_set_rate_info_tx(struct sta_info *sta,
const struct ieee80211_tx_rate *rate,