Re: Does anyone have test cases for mount namespaces?

[Zorro Lang <zlang@redhat.com>]

On Thu, Feb 09, 2017 at 10:55:23AM +0800, Eryu Guan wrote:
> Hi Ted,
> 
> On Wed, Feb 08, 2017 at 06:13:30PM -0500, Theodore Ts'o wrote:
> > Hi,
> > 
> > I'm trying to backport a security fix involving the mount namespaces
> > (in fs/pnode.c), and I'm wondering if anyone has a set of sanity
> > checks (ideally in the form of a shell script) which they use to make
> > sure nothing has broken with respect to mount --make-shared, et. al.
> > 
> > I've really gotten spoiled with xfstests, and the mount namespaces
> > code looks subtle and quick to anger, and I'd prefer to have something
> > more substantial than "It builds!  Release it to production!"  :-)
> 
> AFAIK, there's a test script from LTP does some mount namespace function
> and regression tests, e.g. --bind --make-private --make-shared --move
> 
> $LTP_SOURCE/testscripts/test_fs_bind.sh
> 
> And Zorro Lang has proposed some mount tests[1] for xfstests last May,
> but the tests never got reviewed & merged (hope they can be reviewed &
> committed by this opportunity :).
> 
> Thanks,
> Eryu
> 
> [1] https://www.spinics.net/lists/fstests/msg03029.html

If Ted or someone would like to review these patches, I really
appreciate that :)

Thanks,
Zorro