From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from sycorax.lbl.gov ([128.3.11.121]:47601 "EHLO sycorax.lbl.gov" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751452Ab0G0E7T (ORCPT ); Tue, 27 Jul 2010 00:59:19 -0400 From: Alex Romosan To: Johannes Berg Cc: "Guy\, Wey-Yi" , "linux-wireless\@vger.kernel.org" Subject: Re: iwlwifi connection problems References: <87tynqvtu6.fsf@sycorax.lbl.gov> <1279917523.10769.1.camel@wwguy-huron> <1280135867.3693.5.camel@jlt3.sipsolutions.net> Date: Mon, 26 Jul 2010 21:59:13 -0700 In-Reply-To: <1280135867.3693.5.camel@jlt3.sipsolutions.net> (message from Johannes Berg on Mon, 26 Jul 2010 11:17:47 +0200) Message-ID: <87mxtd5xlq.fsf@sycorax.lbl.gov> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: linux-wireless-owner@vger.kernel.org List-ID: Johannes Berg writes: > On Fri, 2010-07-23 at 13:38 -0700, Guy, Wey-Yi wrote: >> Hi Johannes, >> >> On Fri, 2010-07-23 at 13:14 -0700, Alex Romosan wrote: >> > since kernel 2.6.35-rc3 (i didn't try 1 or 2) i haven't been able to >> > connect to a hidden wireless access point using the iwlwifi driver. i >> > can connect to open ones though (the ones that broadcast their name). >> > 2.6.34 worked without any problems. any ideas? >> > >> > this is with the driver in the standard linux kernel (2.6.35-rc6 is the >> > latest one i tried). >> >> Do you aware any changes? > > Nope, and it works fine here on wireless-testing. any ideas on how i can debug this? i tried to do a git-bisect but i didn't get anywhere. i have the driver compiled in the kernel if that makes any difference. as i played with the later kernels (after 2.6.34) i discovered that if kept bringing the interface down and then up again eventually i would get "cfg80211: Calling CRDA to update world regulatory domain" the antenna light on the laptop (i have a thinkpad t61) would go off and then at the next ifup the driver connected. looks like some kind of reset/initialization problem to me. --alex-- -- | I believe the moment is at hand when, by a paranoiac and active | | advance of the mind, it will be possible (simultaneously with | | automatism and other passive states) to systematize confusion | | and thus to help to discredit completely the world of reality. |