Re: CD writing in future Linux (stirring up a hornets' nest)

[Joerg Schilling]

Greg KH <greg@xxxxxxxxx> wrote:

> On Mon, Feb 13, 2006 at 02:26:54PM +0100, Joerg Schilling wrote:
> > Greg KH <greg@xxxxxxxxx> wrote:
> > 
> > > On Fri, Feb 10, 2006 at 04:06:39PM -0500, Bill Davidsen wrote:
> > > > 
> > > > The kernel could provide a list of devices by category. It doesn't have 
> > > > to name them, run scripts, give descriptions, or paint them blue. Just a 
> > > > list of all block devices, tapes, by major/minor and category (ie. 
> > > > block, optical, floppy) would give the application layer a chance to do 
> > > > it's own interpretation.
> > >
> > > It does so today in sysfs, that is what it is there for.
> > 
> > Do you really whant libscg to open _every_ non-directory file under /sys?
>
> Of course not.  Here's one line of bash that gets you the major:minor
> file of every block device in the system:
> 	block_devices="$(echo /sys/block/*/dev /sys/block/*/*/dev)"
>
> The block devices are all in a specific location.

Are you sure you understand the problem?

It isd most unlikely that all SCSI devices are there.

Jörg

-- 
 EMail:joerg@xxxxxxxxxxxxxxxxxxxxxxxxxxx (home) Jörg Schilling D-13353 Berlin
       js@xxxxxxxxxxxxxxx                (uni)  
       schilling@xxxxxxxxxxxxxxxxxxx     (work) Blog: http://schily.blogspot.com/
 URL:  http://cdrecord.berlios.de/old/private/ ftp://ftp.berlios.de/pub/schily
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/