netdev - Re: iwlwifi broken in current -git

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Date:   Tue, 26 Nov 2019 14:23:49 -0700
From:   Jens Axboe <axboe@...nel.dk>
To:     David Miller <davem@...emloft.net>
Cc:     johannes.berg@...el.com, emmanuel.grumbach@...el.com,
        luciano.coelho@...el.com, linux-wireless@...r.kernel.org,
        netdev@...r.kernel.org
Subject: Re: iwlwifi broken in current -git

On 11/26/19 2:16 PM, David Miller wrote:
> From: Jens Axboe <axboe@...nel.dk>
> Date: Tue, 26 Nov 2019 14:04:01 -0700
> 
>> Just upgraded my laptop, and iwlwifi won't connect. Not specific to
>> the AP, tried a few and no go. Here are the dmesg from loading and
>> trying to connect, at some point it just gives up and asks me for
>> a password again. v5.4 works just fine.
> 
> We know and are working on a fix, the iwlwifi driver does NAPI
> completions improperly.
> 
> You can set /proc/sys/net/core/gro_normal_batch to '1' as a
> temporary workaround.

Great thanks, that works for me.

-- 
Jens Axboe