[4565] in linux-scsi channel archive

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Re: [(patch?)] W95 can handle SCSI errors - Linux can't

daemon@ATHENA.MIT.EDU (Alan Cox)
Tue Aug 18 06:37:27 1998

From: alan@lxorguk.ukuu.org.uk (Alan Cox)
To: Andries.Brouwer@cwi.nl
Date: 	Tue, 18 Aug 1998 12:32:30 +0100 (BST)
Cc: eric@aib.com, linux-kernel@vger.rutgers.edu, linux-scsi@vger.rutgers.edu,
        lnz@dandelion.com
In-Reply-To: <UTC199808172220.AAA28747.aeb@texel.cwi.nl> from "Andries.Brouwer@cwi.nl" at Aug 18, 98 00:20:22 am

> upon use of a good CDROM after the bad one.
> The reason is that scsi_allocate_device() expects to be called
> while io_request_lock is held, but sr_do_ioctl() calls it without
> first claiming this lock.

That may well explain the crashes I get if Im using the cd under load
(the buslogic driver seems solid enough but I get double scsi free's
or an instantanous reboot)

> P.S. Is detailed information on the Adaptec 1542 available today?
> For example, it would be nice to have an abort routine that
> really worked.

Ask Adaptec - they are supposed to be being Linux friendly now 8)

Alan


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