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

["Nicolas Escande" <nico.escande@gmail.com>]

On Thu Jan 9, 2025 at 2:25 PM CET, Kalle Valo wrote:
> "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

Not sure if I did it the right way but it at least is here :
https://lore.kernel.org/linux-wireless/20250117191455.3395145-1-nico.escande@gmail.com/