[8365] in linux-scsi channel archive
Re: 2.3.51, CD-ROM, and REQUEST_SENSE
daemon@ATHENA.MIT.EDU (Jens Axboe)
Tue Mar 14 15:34:34 2000
Date: Tue, 14 Mar 2000 14:31:01 +0100
From: Jens Axboe <axboe@suse.de>
To: Matthew Dharm <mdharm-scsi@one-eyed-alien.net>
Cc: The Linux SCSI list <linux-scsi@vger.rutgers.edu>
Message-ID: <20000314143101.A7386@suse.de>
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In-Reply-To: <Pine.LNX.4.10.10003131556560.31882-100000@ziggy.one-eyed-alien.net>; from mdharm-scsi@one-eyed-alien.net on Mon, Mar 13, 2000 at 04:01:13PM -0800
On Mon, Mar 13 2000, Matthew Dharm wrote:
> I just discovered that the SCSI layer passes a 512 byte buffer when it
> sends a READ_CAPACITY command. Considering this command can only return 8
> bytes, and that for Direct-Access devices we only request 8 bytes, I think
> this is a bug somewhere.
Probably a relic from when the buffer was allocated with scsi_malloc().
Pretty harmless, though.
--
* Jens Axboe <axboe@suse.de>
* Linux CD-ROM Maintainer
* http://www.kernel.dk
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