linux-kernel - Re: [PATCH 3/3] misc: use a proper range for minor number dynamic allocation

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Date:	Tue, 10 Nov 2009 10:19:35 +0000
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	"H. Peter Anvin" <hpa@...or.com>
Cc:	Thadeu Lima de Souza Cascardo <cascardo@...oscopio.com>,
	linux-kernel@...r.kernel.org, device@...ana.org,
	akpm@...ux-foundation.org, rubini@...dd.com, gregkh@...e.de
Subject: Re: [PATCH 3/3] misc: use a proper range for minor number dynamic
 allocation

> > The proposed solution uses the not yet reserved range from 64 to 127. If
> > more devices are needed, we may push 64 to 16.
> > 
> 
> Again, why not push these up above 256?

misc was always intended for one off devices not something creating 40 or
50 misc entries. DLM should be moved out of misc IMHO, or 256+ used for
misc "ranges" such as DLM.

Pushing the existing stuff above minor 256 risks breaking some old setups
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