Re: Question about dynamic minor number of misc device

From: Greg Kroah-Hartman
Date: Tue Jan 21 2020 - 10:42:49 EST


On Mon, Jan 20, 2020 at 05:13:23PM -0500, Theodore Y. Ts'o wrote:
> > - FLASH_MINOR move and rename to avoid conflict
> > - change speakup to dynamic minors
> > - support for high dynamic minor numbers if you are really motivated
> > (probably nobody needs these)
>
> Are we sure that reassigning minor device number conflits isn't going
> to break systems? Especially those on random, older, architectures
> they might not be using udev.

Note, I do not think udev has been in charge of creating /dev/ nodes for
well over 10 years now, that is up to devtmpfs.

thanks,

greg k-h