From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?ISO-8859-1?Q?John_Damm_S=F8rensen?= Subject: Re: /dev/[*]st* does not work with EXBAYTE 8505 with 2.6 kernels Date: Wed, 25 Aug 2004 23:58:33 +0200 Sender: linux-scsi-owner@vger.kernel.org Message-ID: <412D0B89.5040301@hovedpuden.dk> References: <412C315D.1000708@hovedpuden.dk> <28477.192.48.171.17.1093467320.squirrel@192.48.171.17> Reply-To: john@hovedpuden.dk Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: Received: from pfepc.post.tele.dk ([195.41.46.237]:1033 "EHLO pfepc.post.tele.dk") by vger.kernel.org with ESMTP id S263962AbUHYV7s (ORCPT ); Wed, 25 Aug 2004 17:59:48 -0400 In-Reply-To: List-Id: linux-scsi@vger.kernel.org To: Kai Makisara Cc: linux-scsi@vger.kernel.org Kai Makisara wrote: >On Wed, 25 Aug 2004, John Damm S=F8rensen wrote: > >... > =20 > >>>If you look at the kernel messages, do you see something like this: >>> >>>st: Version 20040403, fixed bufsize 32768, s/g segs 256 >>>Attached scsi tape st0 at scsi0, channel 0, id 5, lun 0 >>>st0: try direct i/o: yes (alignment 512 B), max page reachable by HB= A >>>268435455 >>> =20 >>> >>Yes, I see this message in dmesg. >> >> =20 >> >OK, st has attached the drive. > >... > =20 > >>With 2.6 the tape drive fails to work with the Qlogic HBA's ISP1040 = (the >>HBA simply doesn't work with 2.6) and QLA12160, but it works with the >>Symbios/LSI HBA. >> >> =20 >> >So, the problem is specific to the Qlogic adapters. Do you see any SCS= I=20 >error messages? (When st has attached the drive, the device should be=20 >present. If it is offlined by failing SCSI error recovery, the device=20 >disappears again.) > > =20 > No, I see no error messages with QLA12160 HBA everything seems to be OK= ,=20 except that I cannot access the device. I am able to access=20 /proc/scsi/sg/device_strs and read the device string for the tape. As=20 for the ISP1040 the qlogicisp driver simply prevents the system from=20 mounting the root fs, even though the fs resides on an IDE disk. BTW. The QLA1260 is now being used in my PS with WIN98 and seem to work= =20 OK with a SCSI disk. /John --=20 John Damm S=F8rensen, Stenkrogen 6, DK-2800 Kgs. Lyngby, 4498 6995 - To unsubscribe from this list: send the line "unsubscribe linux-scsi" i= n the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html