Return-path: Received: from hs-out-0708.google.com ([64.233.178.241]:36555 "EHLO hs-out-0708.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753638AbYDROvC (ORCPT ); Fri, 18 Apr 2008 10:51:02 -0400 Received: by hs-out-0708.google.com with SMTP id 4so381697hsl.5 for ; Fri, 18 Apr 2008 07:51:01 -0700 (PDT) Message-ID: <40f31dec0804180751y3c4e0a9bj509324ae712081f3@mail.gmail.com> (sfid-20080418_155108_252490_DAA5D9BB) Date: Fri, 18 Apr 2008 17:51:01 +0300 From: "Nick Kossifidis" To: "Dan Williams" Subject: Re: ath5k phy0: noise floor calibration timeout Cc: "Pierre Frenkiel" , linux-wireless@vger.kernel.org In-Reply-To: <1208526988.9388.12.camel@localhost.localdomain> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 References: <1208526988.9388.12.camel@localhost.localdomain> Sender: linux-wireless-owner@vger.kernel.org List-ID: 2008/4/18, Dan Williams : > On Fri, 2008-04-18 at 14:51 +0200, Pierre Frenkiel wrote: > > hi, > > I have a 3-com PCCARD, with the AR5413 chipset > > I installed 2 days ago compat-wireless-2.6.tar.bz2, on Ubuntu Gutsy, > > and everything seemed to work. > > I just had in the log 2 or 3 messages: > > > > ath5k phy0: noise floor calibration timeout > > > > but yesterday, when rebooting, I got a huge number of such messages(more > > than 100 in the log file), with also > > > > ath5k phy0: ath5k_chan_set: unable to reset channel > > ath0: failed to set freq to 2422 MHz for scan > > ath0: failed to restore operational channel after scan > > > I also get this all the time with a 5006E, and ath5k takes quite a lot > (30%) of CPU most of the time. Haven't tried to track it down yet. > Anyone have ideas about the root cause of the problem? > > > Dan > > > and the boot froze. I then removed my PCCARD, > > and after poweroff/poweron, I could boot normally. > > > > It seems to be fixed now, as I have no more this problem after > > re-inserting the card. > > But as I did nothing, I would like to know what might happen: > > If this happened once, there is no reason why this would not happen an > > other time. > > > > Pierre > > -- > > To unsubscribe from this list: send the line "unsubscribe linux-wireless" in > > the body of a message to majordomo@vger.kernel.org > > More majordomo info at http://vger.kernel.org/majordomo-info.html > > -- > To unsubscribe from this list: send the line "unsubscribe linux-wireless" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > It seems that sometimes noise floor calibration takes longer than usual. I'll check it out and come up with a patch asap ;-) -- GPG ID: 0xD21DB2DB As you read this post global entropy rises. Have Fun ;-) Nick