Sebastian Gottschall <s.gottschall@xxxxxxxxxx> wrote: > While running stress tests in roaming scenarios (switching ap's every 5 > seconds, we discovered a issue which leads to tx hangings of exactly 5 > seconds while or after scanning for new accesspoints. We found out that > this hanging is triggered by ath10k_mac_wait_tx_complete since the > empty_tx_wq was not wake when the num_tx_pending counter reaches zero. > To fix this, we simply move the wake_up call to htt_tx_dec_pending, > since this call was missed on several locations within the ath10k code. > > Signed-off-by: Sebastian Gottschall <s.gottschall@xxxxxxxxxx> > Signed-off-by: Kalle Valo <quic_kvalo@xxxxxxxxxxx> Patch applied to ath-next branch of ath.git, thanks. e8a91863eba3 ath10k: Fix tx hanging -- https://patchwork.kernel.org/project/linux-wireless/patch/20210505085806.11474-1-s.gottschall@xxxxxxxxxx/ https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches
