linux-kernel - Re: [PATCH 04/14] Pramfs: Mounting as root filesystem

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Message-ID: <4A351FB0.3060008@gmail.com>
Date:	Sun, 14 Jun 2009 18:05:04 +0200
From:	Marco <marco.stornelli@...il.com>
To:	David Woodhouse <dwmw2@...radead.org>
CC:	Arnd Bergmann <arnd@...db.de>,
	Linux FS Devel <linux-fsdevel@...r.kernel.org>,
	Linux Embedded <linux-embedded@...r.kernel.org>,
	Linux Kernel <linux-kernel@...r.kernel.org>,
	Daniel Walker <dwalker@....ucsc.edu>
Subject: Re: [PATCH 04/14] Pramfs: Mounting as root filesystem

David Woodhouse wrote:
> On Sun, 2009-06-14 at 10:21 +0200, Marco wrote:
>> Mmm...MEM_MAJOR and RAMDISK_MAJOR have the same value and pramfs works
>> in memory. We could simply use /dev/null (there was an error in the
>> submitted kconfig description, my intention was to use /dev/mem). In
>> that case I can use UNNAMED_MAJOR. PRAMFS root option is not enabled
>> if it's already enabled the NFS one. What do you think?
> 
> Why use a major number at all? See how we handle mtd and ubi devices in
> prepare_namespace() -- can't you do something similar?
> 

I can look at it.

Marco
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