[CRIU] [PATCH 05/13] mounts: mark local root-s in the list of mount points

[Pavel Emelyanov]

On 04/09/2014 04:13 AM, Andrey Vagin wrote:
> We are going to dump nested mount namespaces. All sub-namespaces will be
> restored as sub-mounts in the root mount namespace. So mi->mountpoint
> will be not '/' even if a mount is root for its mntns.
> 
> Signed-off-by: Andrey Vagin <avagin at openvz.org>
> ---
>  include/proc_parse.h | 1 +
>  mount.c              | 1 +
>  2 files changed, 2 insertions(+)
> 
> diff --git a/include/proc_parse.h b/include/proc_parse.h
> index f6af7d3..c7d652b 100644
> --- a/include/proc_parse.h
> +++ b/include/proc_parse.h
> @@ -114,6 +114,7 @@ struct mount_info {
>  	bool		mounted;
>  	bool		need_plugin;
>  	int		is_file;
> +	bool		is_root;

Please, name it as 'is_ns_root'.

>  	struct mount_info *next;
>  
>  	/* tree linkage */
> diff --git a/mount.c b/mount.c
> index 4844967..1a9230d 100644
> --- a/mount.c
> +++ b/mount.c
> @@ -1384,6 +1384,7 @@ static struct mount_info *read_mnt_ns_img(int ns_pid)
>  		pm->shared_id		= me->shared_id;
>  		pm->master_id		= me->master_id;
>  		pm->need_plugin		= me->with_plugin;
> +		pm->is_root		= is_root(me->mountpoint);
>  
>  		/* FIXME: abort unsupported early */
>  		pm->fstype		= decode_fstype(me->fstype);
>