From owner-freebsd-current@FreeBSD.ORG  Thu Aug 26 12:18:41 2004
Return-Path: <owner-freebsd-current@FreeBSD.ORG>
Delivered-To: freebsd-current@freebsd.org
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP
	id CA6A516A4CE; Thu, 26 Aug 2004 12:18:41 +0000 (GMT)
Received: from darkness.comp.waw.pl (darkness.comp.waw.pl [195.117.238.236])
	by mx1.FreeBSD.org (Postfix) with ESMTP
	id 4C1EB43D1D; Thu, 26 Aug 2004 12:18:41 +0000 (GMT)
	(envelope-from pjd@darkness.comp.waw.pl)
Received: by darkness.comp.waw.pl (Postfix, from userid 1009)
	id BD3F6AC977; Thu, 26 Aug 2004 14:18:37 +0200 (CEST)
Date: Thu, 26 Aug 2004 14:18:37 +0200
From: Pawel Jakub Dawidek <pjd@FreeBSD.org>
To: Jun Kuriyama <kuriyama@imgsrc.co.jp>
Message-ID: <20040826121837.GN30151@darkness.comp.waw.pl>
References: <7misba8nhm.wl@black.imgsrc.co.jp>
	<20040823171424.GR30151@darkness.comp.waw.pl>
	<20040824074458.GA30151@darkness.comp.waw.pl>
	<7misb65q81.wl@black.imgsrc.co.jp> <7mbrgy5ea8.wl@black.imgsrc.co.jp>
	<20040826113756.GM30151@darkness.comp.waw.pl>
	<7macwi5dma.wl@black.imgsrc.co.jp>
Mime-Version: 1.0
Content-Type: multipart/signed; micalg=pgp-sha1;
	protocol="application/pgp-signature"; boundary="vmKz1uriVzYz+bTd"
Content-Disposition: inline
In-Reply-To: <7macwi5dma.wl@black.imgsrc.co.jp>
User-Agent: Mutt/1.4.2i
X-PGP-Key-URL: http://people.freebsd.org/~pjd/pjd.asc
X-OS: FreeBSD 5.2.1-RC2 i386
cc: Current <freebsd-current@FreeBSD.org>
cc: phk@FreeBSD.org
Subject: Re: panic: g_read_data(): invalid length 0
X-BeenThere: freebsd-current@freebsd.org
X-Mailman-Version: 2.1.1
Precedence: list
List-Id: Discussions about the use of FreeBSD-current
	<freebsd-current.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-current>,
	<mailto:freebsd-current-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-current>
List-Post: <mailto:freebsd-current@freebsd.org>
List-Help: <mailto:freebsd-current-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-current>,
	<mailto:freebsd-current-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Thu, 26 Aug 2004 12:18:41 -0000


--vmKz1uriVzYz+bTd
Content-Type: text/plain; charset=iso-8859-2
Content-Disposition: inline
Content-Transfer-Encoding: quoted-printable

On Thu, Aug 26, 2004 at 08:43:09PM +0900, Jun Kuriyama wrote:
+> At Thu, 26 Aug 2004 13:37:56 +0200,
+> Pawel Jakub Dawidek wrote:
+> > +> Sad to say, with your patch, CD devices are disappeared.  I have no
+> > +> /dev/acd0 nor /dev/cd0 devices...
+> >=20
+> > Hmm, even if there is a CD inside?
+>=20
+> Yes, dmesg shows there is acd0 and cd0, but there is no devices in
+> /dev directory...

Not sure how to interpret this. Basically, a class should setup provider's
sectorsize and mediasize, etc. before setting its error to 0, but this is
not done in atapi-cd.c and in scsi_(cd|da).c.
Ok, so I'm going to commit needed checks to my classes.

--=20
Pawel Jakub Dawidek                       http://www.FreeBSD.org
pjd@FreeBSD.org                           http://garage.freebsd.pl
FreeBSD committer                         Am I Evil? Yes, I Am!

--vmKz1uriVzYz+bTd
Content-Type: application/pgp-signature
Content-Disposition: inline

-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.2.4 (FreeBSD)

iD8DBQFBLdUdForvXbEpPzQRAvdqAKC1V4P3ezRR5k6AbETAB1/3dF7yDACfTqys
m0sn7PSn/blDwGY66v6qo5w=
=kbGm
-----END PGP SIGNATURE-----

--vmKz1uriVzYz+bTd--