HE allows peers to negotiate the aggregation fragmentation level to be used during transmission. The level can be 1-3. The Ext element is added behind the ADDBA request inside the action frame. The responder will then reply with the same level or a lower one if the requested one is not supported. This patch only handles the responder part. Changes in V2 * utilise the IE parser provided by mac80211 John Crispin (2): mac80211: add support for parsing ADDBA_EXT IEs mac80211: add ADDBA_EXT responder support include/linux/ieee80211.h | 11 ++++++ net/mac80211/agg-rx.c | 71 +++++++++++++++++++++++++++++++++----- net/mac80211/ht.c | 2 +- net/mac80211/ieee80211_i.h | 4 ++- net/mac80211/util.c | 7 ++++ 5 files changed, 84 insertions(+), 11 deletions(-) -- 2.20.1