From: Michael Buesch <mb@bu3sch.de>
To: matthieu castet <castet.matthieu@free.fr>
Cc: linux-wireless@vger.kernel.org
Subject: Re: b43 : under high load, ack are lost
Date: Thu, 21 May 2009 12:16:52 +0200 [thread overview]
Message-ID: <200905211216.53012.mb@bu3sch.de> (raw)
In-Reply-To: <200905202334.40841.mb@bu3sch.de>
On Wednesday 20 May 2009 23:34:40 Michael Buesch wrote:
> On Wednesday 20 May 2009 23:09:47 matthieu castet wrote:
> > I see also some period were the AP seem to drop all packet.
> > I am wondering if it can be due to slow recalibration.
> > Do you now how much take calibration were mac is down ?
>
> Something like 30/40/50 milliseconds. I don't know. Somewhere in that range.
>
> But I think it doesn't drop packets due to recal. I think it's simply
> because the b43 PHY code is completely broken.
>
Btw, you can easily test this with
echo -n 1 > /debug/b43/phy0/debug_pwork_stop
This completely stops periodic recalibration.
--
Greetings, Michael.
next prev parent reply other threads:[~2009-05-21 10:17 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-05-17 9:08 b43 : under high load, ack are lost Matthieu CASTET
2009-05-20 20:37 ` matthieu castet
2009-05-20 21:09 ` matthieu castet
2009-05-20 21:34 ` Michael Buesch
2009-05-21 10:16 ` Michael Buesch [this message]
2009-05-21 15:47 ` Michael Buesch
2009-05-24 21:42 ` matthieu castet
2009-05-24 21:53 ` Michael Buesch
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