Re: Potential Broadcast Issues After GTK Key Exchange on ath11k with IPQ8072A (QCN5024/QCN5054)

[Kalle Valo <kvalo@kernel.org>]

"Nicolas Escande" <nico.escande@gmail.com> writes:

> On Sat Dec 28, 2024 at 11:13 AM CET, Steffen Moser wrote:
>> Dear Remi,
>>
>> thank you very much for the pointer to the patch. Sebastian integrated 
>> it into DD-WRT. Now the DynaLink DL-WRX36 runs absolutely smoothly, the 
>> WLAN links are stable, the packet loss is gone. No weird states anymore, 
>> independent from the group key exchange interval:
>>
>> https://data.saps.uni-ulm.de/index.php/s/NLNpWqjc8iGsaEM
>>
>> So your idea was a direct hit! Thank you very, very much. Several months 
>> of debugging have come to an end...
>
> So this is at least the second time this commit breaks a setup.
>  
> @ath11k why isn't this pushed to mainline ?
> This seems to be a clear regression, so even if there is no need to rush things
> in the long run this still needs to to reverted mainline right ?

Good question, I don't have an answer to that. Could someone (also
outside of Qualcomm) send a proper patch ASAP so that we can solve this?
And it's good ot include the link to this discussion and describe the
symptoms the revert is fixing.

This is the patch in question:

https://git.codelinaro.org/clo/qsdk/oss/system/feeds/wlan-open/-/blob/win.wlan_host_opensource.3.0.r24/patches/ath11k/350-ath11k-Revert-clear-the-keys-properly-when-DISABLE_K.patch

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