Lorenzo Bianconi <lorenzo@xxxxxxxxxx> writes:
> Check if atf has been disabled in __ieee80211_schedule_txq() in order to
> avoid a given sta is always put to the beginning of the active_txqs list
> and never moved to the end since deficit is not decremented in
> ieee80211_sta_register_airtime()
>
> Fixes: b4809e9484da1 ("mac80211: Add airtime accounting and scheduling to TXQs")
> Signed-off-by: Lorenzo Bianconi <lorenzo@xxxxxxxxxx>
Acked-by: Toke Høiland-Jørgensen <toke@xxxxxxx>
> ---
> net/mac80211/tx.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
> index 56a4d0d20a26..fa69644a14f9 100644
> --- a/net/mac80211/tx.c
> +++ b/net/mac80211/tx.c
> @@ -3836,7 +3836,7 @@ void __ieee80211_schedule_txq(struct ieee80211_hw *hw,
> * get immediately moved to the back of the list on the next
> * call to ieee80211_next_txq().
> */
> - if (txqi->txq.sta &&
> + if (txqi->txq.sta && local->airtime_flags &&
> wiphy_ext_feature_isset(local->hw.wiphy,
> NL80211_EXT_FEATURE_AIRTIME_FAIRNESS))
> list_add(&txqi->schedule_order,
> --
> 2.29.2
