linux-kernel - Re: [RFC v2 1/3] procfs: parse mount options

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Date:	Mon, 21 Nov 2011 16:34:07 -0800
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Vasiliy Kulikov <segooon@...il.com>
Cc:	kernel-hardening@...ts.openwall.com, linux-kernel@...r.kernel.org,
	Alexey Dobriyan <adobriyan@...il.com>,
	Al Viro <viro@...iv.linux.org.uk>,
	"H. Peter Anvin" <hpa@...or.com>, Greg KH <greg@...ah.com>,
	Theodore Tso <tytso@....EDU>,
	Alan Cox <alan@...rguk.ukuu.org.uk>,
	Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: [RFC v2 1/3] procfs: parse mount options

On Sat, 19 Nov 2011 15:01:26 +0400
Vasiliy Kulikov <segooon@...il.com> wrote:

> This patch adds support of procfs mount options.
> Actual mount options are coming in the next patches.

The patches look sane to me.

I assume that `mount -o remount' has been tested and works as expected?

I also assume that any file which was opened prior to the remount will
remain accessible to any process which has the fd.  Is this acceptable
from a security/operational POV?

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