linux-kernel - Re: [RFC PATCH 1/1] VFS: Augment /proc/mount with subroot and shared-subtree

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Message-ID: <20070630094446.GB22889@infradead.org>
Date:	Sat, 30 Jun 2007 10:44:46 +0100
From:	Christoph Hellwig <hch@...radead.org>
To:	Ram Pai <linuxram@...ibm.com>
Cc:	"H. Peter Anvin" <hpa@...or.com>, Al Viro <viro@....linux.org.uk>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	linux-fsdevel@...r.kernel.org, util-linux-ng@...r.kernel.org
Subject: Re: [RFC PATCH 1/1] VFS: Augment /proc/mount with subroot and shared-subtree

On Mon, Jun 25, 2007 at 03:00:15PM -0700, Ram Pai wrote:
> Please check if the following modified patch meets the requirements.
> 
> It augments /proc/mount with additional information to
> 	(1) disambiguate bind mounts with subroot information.
> 	(2) display shared-subtree information using which one can
> 		determine the propagation trees.
> 
> 
> The following additional fields are appended to each record
> in /proc/mounts

NACK.  Adding anything to the format will confuse the hell out of
existing parsers.  We really want something like your /proc/<pid>/mounts_new,
except mounts_new should have a better name (/proc/<pid>/ns anyone? :))

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