linux-kernel - Re: [Xen-devel] [PATCH] xenbus: Use proc_create_mount

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Message-ID: <20160830151044.GB55509@ubuntu-hedt>
Date:   Tue, 30 Aug 2016 10:10:44 -0500
From:   Seth Forshee <seth.forshee@...onical.com>
To:     David Vrabel <david.vrabel@...rix.com>
Cc:     "Eric W. Biederman" <ebiederm@...ssion.com>,
        Boris Ostrovsky <boris.ostrovsky@...cle.com>,
        Juergen Gross <jgross@...e.com>, linux-kernel@...r.kernel.org,
        xen-devel@...ts.xenproject.org
Subject: Re: [Xen-devel] [PATCH] xenbus: Use proc_create_mount_point() to
 create /proc/xen

On Tue, Aug 30, 2016 at 04:00:03PM +0100, David Vrabel wrote:
> On 29/08/16 16:03, Seth Forshee wrote:
> > Mounting proc in user namespace containers fails if the xenbus
> > filesystem is mounted on /proc/xen because this directory fails
> > the "permanently empty" test. proc_create_mount_point() exists
> > specifically to create such mountpoints in proc but is currently
> > proc-internal. Export this interface to modules, then use it in
> > xenbus when creating /proc/xen.
> 
> Acked-by: David Vrabel <david.vrabel@...rix.com>
> 
> This either needs to be acked by the fs maintainer or go via their tree
> but you don't appear to have Cc'd the relevant people or lists.

Huh. I use a script which uses get_maintainer.pl to add the relevant
maintainers and lists, but appaerntly that failed me this time. Even
running get_maintainer.pl by hand though it doesn't suggest
linux-fsdevel though, and it seems it should.

Thanks,
Seth