On Tue, 24 Jun 2003, Manuel Bouyer wrote:
> > > Well, code says so (from wdopen in sys/dev/ata/wd.c):
> > >
> > >         /* Check that the partition exists. */
> > >         if (part != RAW_PART &&
> > >             (part >= wd->sc_dk.dk_label->d_npartitions ||
> > >              wd->sc_dk.dk_label->d_partitions[part].p_fstype == FS_UNUSED)) {
> > >                 error = ENXIO;
> > >
> > > So yeah, it works for wd0d, but not for wd0g.
> >
> > IC... hm, I's prefer to be able to open "unused" partitions.
> > I wonder what the effects would be if the check was removed.
>
> This was added on rev 1.93, 1994/10/20. The log explicitely state that
> we want to not allow I/O to unused partitions, but don't say why.

Hum. Maybe Charles can enlighten us?


 - Hubert

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