Re: [PATCH v3 0/7] User namespace mount updates

Serge E. Hallyn
2015-11-19T14:21:15Z

On Thu, Nov 19, 2015 at 08:53:26AM +0100, Richard Weinberger wrote:
> Am 19.11.2015 um 08:47 schrieb James Morris:
> > On Wed, 18 Nov 2015, Richard Weinberger wrote:
> >
> >> On Wed, Nov 18, 2015 at 4:13 PM, Al Viro <viro@zeniv.linux.org.uk> wrote:
> >>> On Wed, Nov 18, 2015 at 09:05:12AM -0600, Seth Forshee wrote:
> >>>
> >>>> Yes, the host admin. I'm not talking about trusting the admin inside the
> >>>> container at all.
> >>>
> >>> Then why not have the same host admin just plain mount it when setting the
> >>> container up and be done with that? From the host namespace, before spawning
> >>> the docker instance or whatever framework you are using. IDGI...
> >>
> >> Because hosting companies sell containers as "full virtual machines"
> >> and customers expect to be able mount stuff like disk images they upload.
> >
> > I don't think this is a valid reason for merging functionality into the
> > kernel.
>
> Erm, I don't want this in the kernel. That's why I've proposed the lklfuse approach.

That would require the fuse-in-containers functionality, right?