From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S265127AbTFWWIa (ORCPT ); Mon, 23 Jun 2003 18:08:30 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S265410AbTFWWIQ (ORCPT ); Mon, 23 Jun 2003 18:08:16 -0400 Received: from dvmwest.gt.owl.de ([62.52.24.140]:28166 "EHLO dvmwest.gt.owl.de") by vger.kernel.org with ESMTP id S265127AbTFWWFr (ORCPT ); Mon, 23 Jun 2003 18:05:47 -0400 Date: Tue, 24 Jun 2003 00:19:53 +0200 From: Jan-Benedict Glaw To: Bartlomiej Zolnierkiewicz Cc: axboe@suse.de, linux-kernel@vger.kernel.org Subject: Re: Testing IDE-TCQ and Taskfile - doesn't work nicely:) Message-ID: <20030623221953.GY6353@lug-owl.de> Mail-Followup-To: Bartlomiej Zolnierkiewicz , axboe@suse.de, linux-kernel@vger.kernel.org References: <20030623194514.GW6353@lug-owl.de> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="l7itP/1EBO9PCc/O" Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.4i X-Operating-System: Linux mail 2.4.18 X-gpg-fingerprint: 250D 3BCF 7127 0D8C A444 A961 1DBD 5E75 8399 E1BB X-gpg-key: wwwkeys.de.pgp.net Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org --l7itP/1EBO9PCc/O Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, 2003-06-23 23:18:00 +0200, Bartlomiej Zolnierkiewicz wrote in message : > On Mon, 23 Jun 2003, Jan-Benedict Glaw wrote: > > I've played a bit with my "mirror" machine > > > > - 200MHz Pentium-MMX > > - 64MB RAM > > - jbglaw@mirror:~$ cat /proc/ide/hd*/model > > WDC AC2850F # System drive > > IC35L040AVER07-0 # \ > > IC35L120AVV207-0 # > Storage (with DM/LVM) > > Maxtor 4W100H6 # / > > - jbglaw@mirror:~$ lspci |grep IDE > > 00:07.1 IDE interface: Intel Corp. 82371AB/EB/MB PIIX4 IDE (rev 01) > > - Linux v2.5.73 > > - <*> Intel PIIXn chipsets support > > > > Basically, if I enable Taskfile I/O, the box refuses to boot (basically, > > the first drive sounds really broken like "clack clack clack" and no > > data comes off the drive so there's no partition table, no root FS, but > > a panic:) Is anybody interested in nailing this bug down? >=20 > YES What can I do about this one? I'll try to capture the lines... Taskfile I/O seems to hit my drive(s) really hard:) > > Disabling Taskfile lets me boot the box, but hdc doesn't like TCQ and > > gives errors: > > > > ide_tcq_intr_timeout: timeout waiting for service interrupt > > ide_tcq_intr_timeout: missing isr! > > hdc: invalidating tag queue (0 commands) > > hdc: drive_cmd: status=3D0x51 { DriveReady SeekComplete Error } > > hdc: drive_cmd: error=3D0x04 { DriveStatusError } > > [above messages repeat...] >=20 > TCQ shouldn't be enabled on hdc, you have two drives on second ide > channel and current TCQ driver design allows only one drive per channel, > so proper fix is to not enable TCQ :-). >=20 > Can you try attached patch? I'll rebuild with your patch and give it a try (TCQ enabled, Taskfile disabled...). MfG, JBG --=20 Jan-Benedict Glaw jbglaw@lug-owl.de . +49-172-7608481 "Eine Freie Meinung in einem Freien Kopf | Gegen Zensur | Gegen Krieg fuer einen Freien Staat voll Freier B=FCrger" | im Internet! | im Ira= k! ret =3D do_actions((curr | FREE_SPEECH) & ~(IRAQ_WAR_2 | DRM | TCPA)); --l7itP/1EBO9PCc/O Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.2 (GNU/Linux) iD8DBQE+930IHb1edYOZ4bsRAuSxAJ9zO+hGYDhsAKKeb4d/PnO8dfaKGwCeOtPL 2P60DmCwH96RsZFPpLw9GHM= =+rtE -----END PGP SIGNATURE----- --l7itP/1EBO9PCc/O--