linux-kernel - Re: [PATCH] init: fix name of root device in /proc/mounts

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Message-ID: <510AFCA1.5000700@zytor.com>
Date:	Thu, 31 Jan 2013 15:22:09 -0800
From:	"H. Peter Anvin" <hpa@...or.com>
To:	William Hubbs <w.d.hubbs@...il.com>
CC:	linux-kernel@...r.kernel.org, mpagano@...too.org
Subject: Re: [PATCH] init: fix name of root device in /proc/mounts

On 01/31/2013 02:51 PM, William Hubbs wrote:
> On a system that does not use an initramfs, /dev/root was always
> listed in /proc/mounts. This breaks software which scans /proc/mounts to
> determine which file systems are mounted since /dev/root is not a valid
> device name.
> 
> This changes that processing so that "/dev/root" is only added to
> /proc/mounts if a root device is not specified with the root= option on
> the kernel command line.
> 
> Signed-off-by: William Hubbs <w.d.hubbs@...il.com>

Let me also point out that most of the time, the kernel actually has a
udev device name for an actual device...

	-hpa

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