linux-kernel - Re: [patch] unprivileged mounts update

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Date:	Wed, 25 Apr 2007 12:33:46 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Miklos Szeredi <miklos@...redi.hu>
Cc:	serue@...ibm.com, viro@....linux.org.uk, linuxram@...ibm.com,
	ebiederm@...ssion.com, linux-fsdevel@...r.kernel.org,
	linux-kernel@...r.kernel.org, containers@...ts.osdl.org
Subject: Re: [patch] unprivileged mounts update

On Wed, 25 Apr 2007 17:18:12 +0200 Miklos Szeredi <miklos@...redi.hu> wrote:

> > From: Miklos Szeredi <mszeredi@...e.cz>
> > 
> > - refine adding "nosuid" and "nodev" flags for unprivileged mounts:
> >     o add "nosuid", only if mounter doesn't have CAP_SETUID capability
> >     o add "nodev", only if mounter doesn't have CAP_MKNOD capability
> > 
> > - allow unprivileged forced unmount, but only for FS_SAFE filesystems
> > 
> > - allow mounting over special files, but not symlinks
> > 
> > - for mounting and umounting check "fsuid" instead of "ruid"
> 
> Andrew, please skip this patch, for now.

I'll be dropping all the unprivileged-mounts stuff - it looks like it
was a bit early, and that a new patch series against 2.6.27-rc1 or thereabouts
would be best.
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