Messages in this thread |  | | From | Neil Brown <> | Date | Tue, 15 May 2001 07:33:08 +1000 (EST) | Subject | Re: LANANA: To Pending Device Number Registrants |
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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 :-)
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