linux-kernel - Re: rt2x00: slow wifi with correct basic rate bitmap (was Re: stable? quality assurance?)

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Message-ID: <20100713183851.GD3835@tuxdriver.com>
Date:	Tue, 13 Jul 2010 14:38:52 -0400
From:	"John W. Linville" <linville@...driver.com>
To:	Alejandro Riveira Fernández 
	<ariveira@...il.com>
Cc:	Stefan Richter <stefanr@...6.in-berlin.de>,
	Martin Steigerwald <Martin@...htvoll.de>,
	linux-kernel@...r.kernel.org,
	Johannes Berg <johannes@...solutions.net>,
	linux-wireless@...r.kernel.org
Subject: Re: rt2x00: slow wifi with correct basic rate bitmap (was Re:
 stable? quality assurance?)

On Tue, Jul 13, 2010 at 08:19:27PM +0200, Alejandro Riveira Fernández wrote:
> El Tue, 13 Jul 2010 11:35:31 -0400
> "John W. Linville" <linville@...driver.com> escribió:
> 
> 
> > 
> > The patch (7e0986c1) corrects an obvious error.  Reverting it might
> > improve your (i.e. Alejandro) performance, but it seems likely to
> > cause connectivity problems for others.
> > 
> > The fact that reverting 7e098c1 helps you suggests that rt2500usb
>   
>   my card is pci so it would be rt2500pci
  
Sorry, typo...

> > isn't using the basic_rates map properly.  But after reviewing the
> > code and the data I have, I can't see what would be causing that.
> > It is at least possible that your AP is sending bad rate information.
> > Have you tried this device with other APs?
>  
>  No; this is a desktop pc that connects to my home router/AP. A new wifi
>  card is cheaper than a new AP ...

Perhaps you could capture some beacons from that AP?

-- 
John W. Linville		Someday the world will need a hero, and you
linville@...driver.com			might be all we have.  Be ready.
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