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SubjectRe: [PATCH v1] ath9k: fix intr_txqs setting
Date
Peter Seiderer <ps.report@gmx.net> writes:

> On Wed, 17 Nov 2021 08:47:40 +0000 (UTC), Kalle Valo <kvalo@codeaurora.org> wrote:
>
>> Peter Seiderer <ps.report@gmx.net> wrote:
>>
>> > The struct ath_hw member intr_txqs is never reset/assigned outside
>> > of ath9k_hw_init_queues() and with the used bitwise-or in the interrupt
>> > handling ar9002_hw_get_isr() accumulates all ever set interrupt flags.
>> >
>> > Fix this by using a pure assign instead of bitwise-or for the
>> > first line (note: intr_txqs is only evaluated in case ATH9K_INT_TX bit
>> > is set).
>> >
>> > Signed-off-by: Peter Seiderer <ps.report@gmx.net>
>> > Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
>>
>> How did you test this? I'm getting way too many ath9k patches which have not
>> been tested on a real device.
>>
>
> Did test it with an Compex WLE200NX 7A card (AR9280) running IBSS mode
> against one older (madwifi) and one newer (ath10k) Atheros card using
> ping and iperf traffic (investigating some performance degradation
> compared to two older cards...., but getting better with the latest
> rc80211_minstrel/rc80211_minstrel_ht changes), checked via printk
> debugging intr_txqs is not cleared when entering ar9002_hw_get_isr(),
> and checked wifi is still working after the change...., can provide more
> info and/or debug traces if needed...

Perfect, thanks!

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