linux-kernel - Re: [PATCH] net: usb: qmi_wwan: Fix for packets being rejected in the ring buffer used by the xHCI controller.

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Message-ID: <CAKfDRXjLmT32sFB40OV8ywm9vwNkn3-n_a2zcC-3o2wJa-tvFg@mail.gmail.com>
Date:   Mon, 7 Sep 2020 10:49:33 +0200
From:   Kristian Evensen <kristian.evensen@...il.com>
To:     Daniele Palmas <dnlplm@...il.com>
Cc:     Bjørn Mork <bjorn@...k.no>,
        Paul Gildea <paul.gildea@...il.com>,
        "davem@...emloft.net" <davem@...emloft.net>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] net: usb: qmi_wwan: Fix for packets being rejected in the
 ring buffer used by the xHCI controller.

Hi Daniele,

On Mon, Sep 7, 2020 at 10:35 AM Daniele Palmas <dnlplm@...il.com> wrote:
> there was also another recent thread about this and the final plan was
> to simply increase the rx urb size setting to the highest value we are
> aware of (see https://www.spinics.net/lists/linux-usb/msg198858.html):
> this should solve the babble issue without breaking aggregation.
>
> The change should be simple, I was just waiting to perform some sanity
> tests with different models I have. Hope to have it done by this week.

Thanks for letting me know. Looking forward to the patch and dropping
my own work-around :)

Kristian