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From:   Kalle Valo <kvalo@codeaurora.org>
To:     Jonas Jelonek <jelonek.jonas@gmail.com>
Cc:     Toke =?utf-8?Q?H=C3=B8iland-J=C3=B8rgensen?= <toke@redhat.com>,
        "linux-wireless\@vger.kernel.org" <linux-wireless@vger.kernel.org>,
        "nbd\@nbd.name" <nbd@nbd.name>,
        Thomas Huehn <thomas.huehn@hs-nordhausen.de>
Subject: Re: [PATCH] ath9k: switch to rate table based lookup
References: <20211125121652.6073-1-jelonek.jonas@gmail.com>
        <878rxcb4q2.fsf@toke.dk> <87a6hrwg1f.fsf@tynnyri.adurom.net>
        <CAChE-vTktHRW1JR8s1NNnLOqfBihd=5T2qXDsQDyBeecw95U0g@mail.gmail.com>
Date:   Fri, 26 Nov 2021 16:59:23 +0200
In-Reply-To: <CAChE-vTktHRW1JR8s1NNnLOqfBihd=5T2qXDsQDyBeecw95U0g@mail.gmail.com>
        (Jonas Jelonek's message of "Fri, 26 Nov 2021 15:49:53 +0100")
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Jonas Jelonek <jelonek.jonas@gmail.com> writes:

>> And how did you test this? Are both PCI and USB devices affected?
>
> I tested this on a 8devices Rambutan with QCA9558 SoC, but didn=E2=80=98t
> explicitly test this with a USB device. I am not sure whether the
> ath9k_htc is affected. First I tested this without the patch to get a
> reference for comparison. I connected three devices via WiFi 2.4GHz
> and 5GHz, generated traffic multiple times with iperf3 and captured
> the rc_stats for each station. Then I applied the patch and did the
> same again. The throughput was overall the same like without the
> patch, compared to the first run of each station. Rate selection
> worked fine, the stats were nearly identical, same rates selected in
> both runs.

Thanks. Can someone review this from ath9k_htc point of view?

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