From: Kalle Valo <kvalo@qca.qualcomm.com>
To: Avery Pennarun <apenwarr@gmail.com>
Cc: ath10k <ath10k@lists.infradead.org>
Subject: Re: After shutdown/restart, ath10k sometimes stops receiving packets
Date: Sun, 15 Jun 2014 08:45:34 +0300 [thread overview]
Message-ID: <87vbs23ev5.fsf@kamboji.qca.qualcomm.com> (raw)
In-Reply-To: <CAHqTa-1MGGFK50sO=JAswMZLA0=Yy8AH4g0ziLr6+RK2R57jFg@mail.gmail.com> (Avery Pennarun's message of "Sat, 14 Jun 2014 14:40:59 -0400")
Avery Pennarun <apenwarr@gmail.com> writes:
> On Sat, Jun 14, 2014 at 12:45 PM, Kalle Valo <kvalo@qca.qualcomm.com> wrote:
>> Avery Pennarun <apenwarr@gmail.com> writes:
>>> We are experiencing a relatively-rare-but-not-rare-enough case which
>>> has approximately these steps:
>>>
>>> - run a wifi AP for a while with a station or two connected
>>> - shut down hostapd (stations all get disconnected of course)
>>> - restart hostapd (perhaps on another channel or with different settings)
>>>
>>> After that, an external wifi sniffer can see beacons being transmitted
>>> by the AP as expected, but all packets from stations trying to connect
>>> are ignored.
>>
>> Do you have any guesses how often this happens? Once a day, once a week?
>
> Someone in our QA group seems to be able to produce it after two or
> three test runs with Veriwave. Before each run, he stops and restarts
> hostapd.
That's quite often. Was he testing DFS or something else? Maybe this is
related to radar detection or channel switching?
--
Kalle Valo
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next prev parent reply other threads:[~2014-06-15 5:46 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-06-12 23:37 After shutdown/restart, ath10k sometimes stops receiving packets Avery Pennarun
2014-06-13 9:14 ` Michal Kazior
2014-06-13 9:37 ` Avery Pennarun
2014-06-13 9:49 ` Michal Kazior
2014-06-13 11:00 ` Michal Kazior
2014-06-14 16:45 ` Kalle Valo
2014-06-14 18:40 ` Avery Pennarun
2014-06-15 5:45 ` Kalle Valo [this message]
2014-06-15 6:49 ` Avery Pennarun
2014-06-16 9:30 ` Kalle Valo
2014-06-15 16:13 ` Ben Greear
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