Subject: Re: ath and/or net80211 troubles
To: Jukka Salmi <>
From: Marcin Jessa <>
List: tech-net
Date: 07/10/2005 12:36:42
On Sat, 9 Jul 2005 20:37:27 +0200
Jukka Salmi <> wrote:

> Hi,
> using today's HEAD sources on a Soekris net4511 (acting as an access
> point) and a IBM ThinkPad X40 I'm seeing (probably) net80211 or ath
> related problems. The net4511 has a 3com cardbus ath card (3CRPAG175),
> the ThinkPad uses a miniPCI ath card.
> As soon as the laptop starts to download a large file through the AP,
> the AP becomes very unresponsive; e.g. `ls' sometimes takes more than
> a minute to return, even when run in an empty directory. Sometimes the
> AP even reboots, probably because the watchdog timer expired (at least
> I never saw a reboot after I disarmed the timer).
> I already tried a kernel from before the latest net80211/ath import from
> FreeBSD on the AP, but the problem was still the same.

Did you try to run FreeBSD on the lapper as well? I can provide you with a small livecd if you want to.

> However, I don't
> have an older kernel for the laptop to test right now (anybody has a i386
> GENERIC_LAPTOP available from before the import?).

Sometimes I use cvsup to download sources from a given time and then recompile them, e.g :
netbsd-src tag=. date=2004.

> When running another OS on the laptop, I don't see this problem, i.e.
> the AP is responsive even while the laptop generates massive traffic.

Was it an O.S affected by the changes in net80211 ?