Re: LANANA: To Pending Device Number Registrants

Neil Brown
2001-05-14T21:34:02Z

On Monday May 14, jgarzik@mandrakesoft.com wrote:
> Neil Brown wrote:
> > So I need a major number - to give to devfs_register_blkdev at least.
> > You don't want me to have a hardcoded one (which is fine) so I need a
> > dynamically allocated one - yes?
> >
> > This means that we need some analogue to {get,put}_unnamed_dev that
> > manages a range of dynamically allocated majors.
> > Is there such a beast already, or does someone need to write it?
> > What range(s) should be used for block devices?
>
> register_blkdev will assign a dynamic major to your block device, if a
> static one is not provided. This has been true since 2.2, maybe 2.0
> IIRC.

Oh, yes. So it does. Give it '0' and it will choose one. I went
looking for this functionality once and just couldn't find it.... must
be blind :-)

Thanks,
NeilBrown