Rajkumar Manoharan <rmanohar@xxxxxxxxxxxxxx> writes: > On 2018-09-29 03:06, Toke Høiland-Jørgensen wrote: >> Rajkumar Manoharan <rmanohar@xxxxxxxxxxxxxx> writes: >> >>> - ath10k_htt_tx_txq_update(hw, f_txq); >>> + if (ret == -EBUSY) { >>> + ieee80211_txq_schedule_start(hw, ac); >>> + ieee80211_return_txq(hw, txq); >>> + ieee80211_txq_schedule_end(hw, ac); >>> + } >> >> And ieee80211_return_txq() should be called regardless of the return >> code (it'll do it's own checking and do nothing if the queue is empty). >> > Yeah.. Seems like calling return_txq unconditionally is messing with > may_transmit sequence. i.e pull mode. Messing with, how? -Toke