[CRIU] Re: [PATCH cr] zdtm: simplify a case, when a root should be changed

[Pavel Emelyanov]

On 10/01/2012 05:57 PM, Andrey Vagin wrote:
> We don't need to umount each points one by one,
> if we are goning to do pivot_root().
> 
> """
> pivot_root moves the root file system of the current process to the
> directory put_old and makes new_root the new root file system.
> """
> 
> So I suggest to do pivot_root() and then detach the old root, all
> other mount points will be unmounted automatically.
> 
> Signed-off-by: Andrey Vagin <avagin at openvz.org>

Applied