broken mount behaviour on jessie

[Peter Palfrader]

On Mon, 01 Feb 2016, Brian May wrote:

> Michael Biebl <biebl at debian.org> writes:
> 
> > Have you tried the patch in
> > https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=786566
> 
> I see two patches here - one patch applies easy enough to schroot -
> 1.6-schroot-mount-make-bind-mounts-private.patch
> 
> I am not sure what the
> master-libexec-mount-make-bind-mounts-private.patch is for, it seems to
> patch files not in schroot but has references to schroot files.
> 
> Do I need the 2nd patch or is the 1st one sufficient?

The first seems to have helped significantly for schroot.

It doesn't, of course, fix the inherent brokeness that can be observed
by the sysadmin doing other mount things.

Also, it is still racy, as it first mounts the target and afterwards
modifies flags.

Cheers,
-- 
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