USB 6-in-1 drive

[Anish Mistry]

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On Monday 23 August 2004 12:41 pm, Bernd Walter wrote:
> On Mon, Aug 23, 2004 at 12:31:22PM -0400, Anish Mistry wrote:
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> > On Monday 23 August 2004 06:57 am, Bernd Walter wrote:
> > > On Sun, Aug 22, 2004 at 04:06:36PM -0400, Anish Mistry wrote:
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> > > > Since I don't use my 6-in-1 drive very much (yesterday was the first
> > > > time in months) I noticed that some of old functionality seems to be
> > > > gone or broken. Before I was able to insert the drive with no disks,
> > > > then put in a disk, issue the camcontrol rescan all, and the disk
> > > > would be picked up and a new device node connected, or start with the
> > > > disk in and remove is, rescan and the device node disappears.  As of
> > > > a recent CURRENT this doesn't seem to work and I have to remove the
> > > > drive  from the usb slot to get it to pickup the new device states. 
> > > > Is this a known regression, or am I missing something?
> > >
> > > What is your problem?
> > > So far I just see "Medium not present" related errors, which are
> > > expected unless a media is physically present.
> >
> > I guess I should have been a bit more stright forward.
> > The problem is that "camcontrol rescan all" isn't picking up a disk when
> > I insert it into the drive and issues that command like it used to.
> > Before:
> > 1) Plugin in drive with no disks
> >  - Device nodes are created (/dev/da0-3)
> > 2) Insert Disk
> > 3) issue "camcontrol rescan all"
> >  - A new device node for that disk appears (ie. /dev/da3s1)
>
> That's not the purpose of camcontrol and never has been.
> camcontrol scans for drives and not media, as the drives are already
> there nothing changes.
>
> > Now:
> > 1) Plugin in drive with no disks
> >  - Device nodes are created (/dev/da0-3)
> > 2) Insert Disk
> > 3) issue "camcontrol rescan all"
> >  - Nothing, device node isn't created
>
> You need GEOM to rescan the medias layout:
> cat /dev/null > /dev/da0
> etc...
Ok, thanks this works.  So is this the official way to rescan the GEOM layout?
- -- 
Anish Mistry
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