Wen Gong <quic_wgong@xxxxxxxxxxx> wrote:
> Currently commit 1f682dc9fb37 ("ath11k: reduce the wait time of 11d scan
> and hw scan while add interface") introduced a wait_for_completion_timeout
> operation for ar->scan.completed, another one is existed in ath11k_scan_stop(),
> then ath11k has two places to wait for the ar->scan.completed and they
> run in different thread, thus it is possible to happend that the two
> thread both enter wait status. To handle this scenario, ath11k should
> change the complete() to complete_all() for the ar->scan.completed. This
> also work well when it is only one thread wait for ar->scan.completed.
>
> Tested-on: WCN6855 hw2.0 PCI WLAN.HSP.1.1-03125-QCAHSPSWPL_V1_V2_SILICONZ_LITE-3
>
> Signed-off-by: Wen Gong <quic_wgong@xxxxxxxxxxx>
> Signed-off-by: Kalle Valo <quic_kvalo@xxxxxxxxxxx>
Patch applied to ath-next branch of ath.git, thanks.
7855a6ed5cf7 wifi: ath11k: change complete() to complete_all() for scan.completed
--
https://patchwork.kernel.org/project/linux-wireless/patch/20220919024413.25083-1-quic_wgong@xxxxxxxxxxx/
https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches
