From 5c11a4b3114887711cf2a27b2d7debe0c8824954 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Fri, 4 Nov 2016 10:31:27 +0100 Subject: [PATCH] mac80211: fix a tx A-MPDU aggregation issue Signed-off-by: Felix Fietkau --- ...211-update-A-MPDU-flag-on-tx-dequeue.patch | 30 +++++++++++++++++++ 1 file changed, 30 insertions(+) create mode 100644 package/kernel/mac80211/patches/322-mac80211-update-A-MPDU-flag-on-tx-dequeue.patch diff --git a/package/kernel/mac80211/patches/322-mac80211-update-A-MPDU-flag-on-tx-dequeue.patch b/package/kernel/mac80211/patches/322-mac80211-update-A-MPDU-flag-on-tx-dequeue.patch new file mode 100644 index 000000000000..1898d23584a7 --- /dev/null +++ b/package/kernel/mac80211/patches/322-mac80211-update-A-MPDU-flag-on-tx-dequeue.patch @@ -0,0 +1,30 @@ +From: Felix Fietkau +Date: Fri, 4 Nov 2016 10:13:34 +0100 +Subject: [PATCH] mac80211: update A-MPDU flag on tx dequeue + +The sequence number counter is used to derive the starting sequence +number. Since that counter is updated on tx dequeue, the A-MPDU flag +needs to be up to date at the tme of dequeue as well. + +This patch prevents sending more A-MPDU frames after the session has +been terminated and also ensures that aggregation starts right after the +session has been established + +Fixes: bb42f2d13ffc ("mac80211: Move reorder-sensitive TX handlers to after TXQ dequeue") +Signed-off-by: Felix Fietkau +--- + +--- a/net/mac80211/tx.c ++++ b/net/mac80211/tx.c +@@ -3462,6 +3462,11 @@ begin: + goto begin; + } + ++ if (test_bit(IEEE80211_TXQ_AMPDU, &txqi->flags)) ++ info->flags |= IEEE80211_TX_CTL_AMPDU; ++ else ++ info->flags &= ~IEEE80211_TX_CTL_AMPDU; ++ + if (info->control.flags & IEEE80211_TX_CTRL_FAST_XMIT) { + struct sta_info *sta = container_of(txq->sta, struct sta_info, + sta); -- 2.30.2