Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1761316AbXE1RpB (ORCPT ); Mon, 28 May 2007 13:45:01 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751327AbXE1Rov (ORCPT ); Mon, 28 May 2007 13:44:51 -0400 Received: from daemonizer.de ([87.230.16.230]:37820 "EHLO daemonizer.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750746AbXE1Rot (ORCPT ); Mon, 28 May 2007 13:44:49 -0400 From: Maximilian Engelhardt To: Thomas Gleixner Subject: Re: b44: regression in 2.6.22 (resend) Date: Mon, 28 May 2007 19:44:01 +0200 User-Agent: KMail/1.9.7 Cc: Michael Buesch , linux-kernel , linux-wireless , Stephen Hemminger , Arnaldo Carvalho de Melo , Jeff Garzik , Gary Zambrano , netdev@vger.kernel.org, Andrew Morton References: <20070525172431.60affaca@freepuppy> <200705281714.25841.mb@bu3sch.de> <1180366371.4952.5.camel@chaos> In-Reply-To: <1180366371.4952.5.camel@chaos> MIME-Version: 1.0 Content-Type: multipart/signed; boundary="nextPart2287403.tJeXkTR7z7"; protocol="application/pgp-signature"; micalg=pgp-sha1 Content-Transfer-Encoding: 7bit Message-Id: <200705281944.05030.maxi@daemonizer.de> X-Spam-Score: -4.1 (----) X-Spam-Report: No, hits=-4.1 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00 autolearn=ham version=3.1.7-deb * -1.8 ALL_TRUSTED Passed through trusted hosts only via SMTP * -2.6 BAYES_00 BODY: Bayesian spam probability is 0 to 1% * [score: 0.0000] * 0.3 AWL AWL: From: address is in the auto white-list Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2195 Lines: 65 --nextPart2287403.tJeXkTR7z7 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Content-Disposition: inline On Monday 28 May 2007, Thomas Gleixner wrote: > On Mon, 2007-05-28 at 17:14 +0200, Michael Buesch wrote: > > > The -oldconfig1 is the kernel that had no problems and the other shows > > > the b44 problem. So if High Resolution Timer Support is disabled > > > everything works fine and if I enable it the problems do appear again. > > > > > > I didn't test this on my 2.6.22-rc3 kernel yet, but I guess disabling > > > High Resolution Timer Support will also solve the problem there. > > > > > > The older kernels I tried also work perfectly fine and they didn't ha= ve > > > the High Resolution Timer Support yet. > > > > So, that's interesting, indeed. > > Any idea what's going on, someone? Thomas? > > Not off the top of my head. > > Maximilian, does the kernel work otherwise (I mean aside of the b44 > driver) ? > > Can you please keep CONFIG_HIGH_RES_TIMERS and CONFIG_NOHZ and try the > following combinations on the kernel command line: > > 1) highres=3Doff nohz=3Doff (should be the same as your working config) > 2) highres=3Doff > 3) nohz=3Doff I tested this with my 2.6.22-rc3 kernel, here are the results: without any special boot parameters: problem does appear highres=3Doff nohz=3Doff: problem does not appear highres=3Doff: problem does not appear nohz=3Doff: problem does appear I additionally built my 2.6.22-rc2-mm1 kernel without High Resolution Timer= ,=20 but the high ping problem is still there. Maxi --nextPart2287403.tJeXkTR7z7 Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.6 (GNU/Linux) iD8DBQBGWxTkOimwv528XGERAp5/AKCCdq62kkUKbc5uWKYSrL0gqbrNKQCfQjaB JH739BP9ISBeu38nePZD7TU= =/pIt -----END PGP SIGNATURE----- --nextPart2287403.tJeXkTR7z7-- - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/