From: Johannes Berg <johannes@sipsolutions.net>
To: "Luis R. Rodriguez" <mcgrof@gmail.com>
Cc: Chuck Crisler <ccrisler@vgocom.com>, linux-wireless@vger.kernel.org
Subject: Re: memory leak in scan with 9170?
Date: Tue, 28 Sep 2010 09:24:32 +0200 [thread overview]
Message-ID: <1285658672.3885.3.camel@jlt3.sipsolutions.net> (raw)
In-Reply-To: <AANLkTi=Sm_L+G9JXCuHJhzZm255EtHupkQ1YGy3wpuy3@mail.gmail.com>
On Mon, 2010-09-27 at 16:01 -0700, Luis R. Rodriguez wrote:
> On Mon, Sep 27, 2010 at 3:40 PM, Chuck Crisler <ccrisler@vgocom.com> wrote:
> > Well, (as usual) I was wrong. It isn't a memory problem. It seems that after
> > some indeterminant time, the USB interface locks up. When we try to take it
> > down (ifconfig wlan0 down) we get a message about outstanding urbs. By
> > powering down the 9170 we can re-set the device and get it to re-associate
> > and resume work. So, the problem is a USB problem. The question is if it is
> > a module problem or a system problem. We are typically seeing this after
> > 50-200 reassociations. If we don't reassociate, it doesn't seem to occur.
> > Does anyone else have experience or insight into this?
>
> Upgrade.
Won't help. I've seen that issue as recently as 2.6.35 (I think) with
ar9170, and eventually figured I wouldn't bother and started using
carl9170.
johannes
prev parent reply other threads:[~2010-09-28 7:24 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-09-27 17:16 memory leak in scan with 9170? Chuck Crisler
2010-09-27 17:31 ` Luis R. Rodriguez
2010-09-27 22:40 ` Chuck Crisler
2010-09-27 23:01 ` Luis R. Rodriguez
2010-09-27 23:02 ` Luis R. Rodriguez
2010-09-28 7:24 ` Johannes Berg [this message]
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