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Date:      Sat, 17 Jan 2009 10:53:07 +0100
From:      Roland Smith <rsmith@xs4all.nl>
To:        barbara <barbara.xxx1975@libero.it>
Cc:        FreeBSD-stable <FreeBSD-stable@freebsd.org>
Subject:   Re: g_vfs_done()...errors
Message-ID:  <20090117095307.GA36855@slackbox.xs4all.nl>
In-Reply-To: <KDL9C3$74E34BD73EE4E19F5127AF2F7D9840E5@libero.it>
References:  <KDL9C3$74E34BD73EE4E19F5127AF2F7D9840E5@libero.it>

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On Sat, Jan 17, 2009 at 01:00:03AM +0100, barbara wrote:
>=20
> Hello,
> while reading/writing dvd on 6-STABLE (can't remember on 7-STABLE right n=
ow), I'm getting the message buffer filled by errors.
> This is my dvd-rw
> $ sysctl dev.acd.0.%desc
> dev.acd.0.%desc: PIONEER DVD-RW DVR-109/1.58
> attached to
> $ sysctl dev.atapci.1.%desc
> dev.atapci.1.%desc: VIA 8237A UDMA133 controller
>=20
> And the followings are some examples of the error:
>=20
> g_vfs_done():cd0[READ(offset=3D3533693165190270976, length=3D2048)]error =
=3D 5
> g_vfs_done():cd0[READ(offset=3D8751655366962446336, length=3D2048)]error =
=3D 5
> g_vfs_done():cd0[READ(offset=3D8751655370713257984, length=3D2048)]error =
=3D 5
>=20
> g_vfs_done():acd0[READ(offset=3D3533693165190270976, length=3D2048)]error=
 =3D 5
> g_vfs_done():acd0[READ(offset=3D8751655366962446336, length=3D2048)]error=
 =3D 5
> g_vfs_done():acd0[READ(offset=3D8751655370713257984, length=3D2048)]error=
 =3D 5
>=20
> Is it possible such a value for offset (DVD-SL)?

The offset is rediculously large.

> Does anyone know the reason of the error?

I had this problem once with a harddisk. It turned out that the (S)ATA
data cable wasn't connected properly. It had probably come somewhat
loose when I was putting in a PCI card. Pulling the cable from the drive
and re-attaching it again solved the problem in that case.

Roland
--=20
R.F.Smith                                   http://www.xs4all.nl/~rsmith/
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