Return-path: Received: from rv-out-0506.google.com ([209.85.198.236]:53982 "EHLO rv-out-0506.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752332AbYHLOGO (ORCPT ); Tue, 12 Aug 2008 10:06:14 -0400 Received: by rv-out-0506.google.com with SMTP id k40so2804293rvb.1 for ; Tue, 12 Aug 2008 07:06:14 -0700 (PDT) Message-ID: <1ba2fa240808120706s6ddd6d40vdbd9bcff8c1db5c@mail.gmail.com> (sfid-20080812_160619_268097_5FE791D6) Date: Tue, 12 Aug 2008 17:06:14 +0300 From: "Tomas Winkler" To: "Vladimir Koutny" Subject: Re: mac80211 : WARN at net/mac80211/rate.h:153 Cc: "Dave Young" , "Mattias Nissler" , "Michael Buesch" , linux-wireless@vger.kernel.org, linux-kernel@vger.kernel.org, "Stefano Brivio" In-Reply-To: <487C4050.1010006@work.ksp.sk> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 References: <20080714075010.GA3559@darkstar> <200807141614.51628.mb@bu3sch.de> <1216055849.4435.7.camel@localhost> <487C4050.1010006@work.ksp.sk> Sender: linux-wireless-owner@vger.kernel.org List-ID: On Tue, Jul 15, 2008 at 9:14 AM, Vladimir Koutny wrote: > Dave Young wrote: >> On Tue, Jul 15, 2008 at 1:17 AM, Mattias Nissler wrote: >>> On Mon, 2008-07-14 at 16:14 +0200, Michael Buesch wrote: >>>> CCing PID guys. >>>> I've seen several people hitting this. What's the meaning of this warning? >>> It basically means the rate control cannot find any rate in >>> local->hw.wiphy->bands[local->hw.conf.channel->band] that is supported >>> by the sta in question. Normally this should not happen. I guess the >>> reason is that the supported rates bits in the sta info are all zero, >>> which would probably be a bug. I haven't seen this here, but I don't use >>> the IBSS code either. To further investigate this, you could the >>> following just before the WARN_ON: > > > This has been solved already: > > http://git.kernel.org/?p=linux/kernel/git/linville/wireless-testing.git;a=commitdiff;h=def5e9a210235d690e79ae660972792860568421 > > Vlado This pacth is wrong it causes that all IBSS traffic is transmitted rate of BEACON (1MBit) , which is pretty bad performance like. We are working on possible fixes. Tomas >> > > >