[lxc-devel] possible lxc-attach problem

Serge Hallyn serge.hallyn at ubuntu.com
Sat Mar 1 00:11:25 UTC 2014


Quoting S.Çağlar Onur (caglar at 10ur.org):
> On Fri, Feb 28, 2014 at 12:20 PM, Serge Hallyn <serge.hallyn at ubuntu.com> wrote:
> > Quoting Serge Hallyn (serge.hallyn at ubuntu.com):
> >> It seems to me these are the right things to do, but they'll take
> >> some experimentation with the many possible hosts:
> >>
> >> 1. If / is not shared, do nothing
> >> 2. if / is shared, and is not the ramfs, then remount MS_SLAVE|MS_REC
> >> 3. if / is ramfs, then do the chroot_into_slave
> >
> > The following patch seems to work for me on arch.  It should
> > also work on ubuntu as it makes no changes in the !shared
> > path.  In order to fill in the ramfs root detection, could
> > someone (Stéphane?) send the output of /proc/self/mountinfo
> > on an android system?
> 
> Yep, it looks much better on Fedora 20 as well
> (http://paste.ubuntu.com/7013380/)

Does lxc-attach also work with this patch on f20?


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