#!/bin/bash

#
# Copyright (c) 2015 Wind River Systems, Inc.
#
# SPDX-License-Identifier: Apache-2.0
#

MNT=$1

SELF_NS=$(ls -l /proc/self/ns/mnt 2>/dev/null| sed -r 's/.*\[(.*)\]/\1/')

ls -l /proc/*/ns/mnt 2>/dev/null| sed -r 's/.*\[(.*)\]/\1/' | sort -u | while read ns
do
    if [ "$ns" = "$SELF_NS" ]
    then
        continue
    fi

    ls -l /proc/*/ns/mnt 2>/dev/null | grep $ns |grep '/proc/[0-9]*/' | sed -r 's#.*/proc/([0-9]*)/ns.*#\1#' | while read pid
    do
        echo "umount -n -l $MNT" | /usr/sbin/bashns $pid
    done
done