linux-kernel - Re: REGRESSION for RT2561/RT61 in 2.6.32

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Date:	Wed, 09 Dec 2009 22:57:59 +0100
From:	Gertjan van Wingerde <gwingerde@...il.com>
To:	Alan Stern <stern@...land.harvard.edu>
CC:	Ivo van Doorn <IvDoorn@...il.com>, linux-wireless@...r.kernel.org,
	Kernel development list <linux-kernel@...r.kernel.org>
Subject: Re: REGRESSION for RT2561/RT61 in 2.6.32

On 12/09/09 15:41, Alan Stern wrote:
> On Tue, 8 Dec 2009, Gertjan van Wingerde wrote:
> 
>> Hmm, the stack overrun seems to be generated as part of the
>> Alt-SysRq-* handling, not of any rt61pci handling.
>>
>> I noticed in the Alt-SysRq-T output that powersaving is enabled. We've
>> seen some strange behaviour on this, so could you disable that with:
>>
>> iwconfig wlan0 power off
>>
>> or run a kernel in which CONFIG_CFG80211_DEFAULT_PS is disabled.
>>
>> Maybe that will fix the problem we are seeing?
> 
> It did indeed!  Thank you very much.  If you need a testbed to figure 
> out what's wrong with the power-saving code, just ask.
> 

Great!

Thanks for testing and confirming.

I'll disable powersaving for rt2x00 for now.

And then to find the bugs in there before enabling it again :-(

---
Gertjan.
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