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Subject: Re: [Ubi] Wrong major:minor
From: Artem Bityutskiy <dedekind1@gmail.com>
To: Mike Frysinger <vapier.adi@gmail.com>
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Date: Wed, 01 Jun 2011 13:14:14 +0300
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Cc: Gilles <gilles.ganault@free.fr>, linux-mtd@lists.infradead.org
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On Wed, 2011-06-01 at 06:11 -0400, Mike Frysinger wrote:
> On Wed, Jun 1, 2011 at 04:37, Artem Bityutskiy wrote:
> > On Wed, 2011-06-01 at 11:36 +0300, Artem Bityutskiy wrote:
> >> On Sun, 2011-05-29 at 12:39 +0200, Gilles wrote:
> >> > I used the following data to compile Ubi(fs) into a uClinux kernel:
> >> >
> >> > ========= device_table.txt
> >> > #UBIFS nodes
> >> > /dev/ubi_ctrl       c       644     0       0       10      63      0       0       -
> >> > /dev/ubi0   c       644     0       0       253     0       0       0       -
> >> > =========
> >>
> >> But I guess you may add an UBI module parameter which will ask UBI to
> >> use major numbers you want - should be easy to do. E.g., if you add a
> >> 'major_base=200' parameter then UBI will use 200:0 for ubi0, 201:0 for
> >> ubi1, 200:1 for ubi0_0, 200:2 for ubi0_1, etc.
> >
> > Although I'm not sure - dynamic numbers were introduced because fixed
> > numbers are PITA, so adding such a parameter would be a step backward.
> > Not sure...
> 
> yeah, i dont think there should be.  at least nothing specific to ubi.
>  perhaps a general kernel thing where you could match the registered
> name to a static #, but then that wouldnt be ubi's problem.  that'd be
> in the core logic and work for all devices.

Yes, I agree. Gilles, please, disregard my suggestion.

-- 
Best Regards,
Artem Bityutskiy (Артём Битюцкий)