linux-kernel - Re: [PATCH] Revert "Revert "wifi: ath11k: Enable threaded NAPI""

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Message-ID: <ZONpkVU1ORHj-zFH@hovoldconsulting.com>
Date:   Mon, 21 Aug 2023 15:41:37 +0200
From:   Johan Hovold <johan@...nel.org>
To:     Kalle Valo <kvalo@...nel.org>
Cc:     Jeff Johnson <quic_jjohnson@...cinc.com>,
        Bjorn Andersson <quic_bjorande@...cinc.com>,
        Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Manikanta Pubbisetty <quic_mpubbise@...cinc.com>,
        ath11k@...ts.infradead.org, linux-wireless@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Revert "Revert "wifi: ath11k: Enable threaded NAPI""

Hi Kalle,

On Wed, Aug 09, 2023 at 09:34:32AM +0200, Johan Hovold wrote:

> Disabling threaded NAPI caused a severe regression in 6.5-rc5 by making
> the X13s completely unusable (e.g. no keyboard input, I've seen an RCU
> splat once).
> 
> I'm supposed to be on holiday this week, but thanks to the rain I gave
> rc5 a try and ran into this.
> 
> I've added Bjorn, Mani and Konrad on CC who may be able to help with
> debugging this further if needed while I'm out-of-office.

Back from my holiday now, and this regression is still there with
6.5-rc7.

Any chance we can get the offending commit reverted before 6.5 is
released? 

I'll take a closer look at this meanwhile.

Johan