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Date:      Tue, 27 Dec 2011 10:05:12 -0800
From:      Adrian Chadd <adrian@freebsd.org>
To:        Martin Lesser <ml-freebsd-wireless@bettercom.de>
Cc:        freebsd-wireless@freebsd.org
Subject:   Re: ath updates - please test
Message-ID:  <CAJ-VmonAwkFXrzgSj_LP=U88YL5q2QaEE855T2rwqMUsQm5WnQ@mail.gmail.com>
In-Reply-To: <4EFA0539.2020508@bettercom.de>
References:  <CAJ-VmokdHhhUcyZ_2uDtZH233F9vRYJ0m2OrXaLdh662ghxgtg@mail.gmail.com> <4EF50AF4.3030105@bettercom.de> <CAJ-Vmok3ShR78uhjvK93msMmDgBHQv6WKc4sL0wGv=6zE3jRmg@mail.gmail.com> <4EFA0539.2020508@bettercom.de>

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On 27 December 2011 09:49, Martin Lesser
<ml-freebsd-wireless@bettercom.de> wrote:

> Unfortunately the "stuck beacons" appeared again - not as much as in STABLE
> in the past but probably too much to ignore:
>
> Dec 25 10:20:18 fs kernel: ath0: stuck beacon; resetting (bmiss count 4)
> Dec 25 10:20:27 fs last message repeated 29 times
> Dec 25 10:20:27 fs kernel: ath0: ath_raw_xmit: sc_inreset_cnt > 0; bailing
> Dec 25 10:20:40 fs kernel: ath0: stuck beacon; resetting (bmiss count 4)
> Dec 25 10:20:51 fs last message repeated 36 times
> Dec 25 10:20:51 fs kernel: ath0: ath_raw_xmit: sc_inreset_cnt > 0; bailing

Yup. :(

> I've set hw.ath.debug=2147483647 but I'm not sure whether that makes sense.
> Which debug-infos can I provide to help to get this bug out of the way? Are
> there plans to backport the actual /ath back to CURRENT?

"Actual ath" ? What do you mean? :)

>
> Additionally I ordered a D-Link DWA-547 [1] and hope not only to get rid of
> these stuck beacons but also to test 11n a little bit more.

Hi,

That's likely a bit much.

Also, the AR5416 isn't all that great a NIC, it's their first
generation 11n NIC. The newer stuff is a _lot_ nicer. So anything with
an AR9220/AR9280 or AR9227/AR9287 (PCI/PCIe) would be better.

That said, unless I find a mine of useful information about the older
pre-11n NICs, it's unlikely I'll find time/resources to track down and
fix bugs. The only thing I can think of is "overly noisy environment."
I need to write up some tools to make that easier to ascertain. Stay
tuned.

Thanks,



Adrian



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