1#!/bin/sh 2# SPDX-License-Identifier: GPL-2.0-or-later 3# Copyright (c) International Business Machines Corp., 2005 4# Copyright (c) 2021 Joerg Vehlow <joerg.vehlow@aox-tech.de> 5# Author: Avantika Mathur (mathurav@us.ibm.com) 6 7FS_BIND_TESTFUNC=test 8 9. fs_bind_lib.sh 10 11test() 12{ 13 tst_res TINFO "rbind: shared child to unclonable parent" 14 15 fs_bind_makedir rshared parent1 16 fs_bind_makedir runbindable parent2 17 fs_bind_makedir rshared share1 18 fs_bind_makedir rshared parent1/child1 19 20 EXPECT_PASS mount --rbind "$FS_BIND_DISK1" parent1/child1 21 22 mkdir parent2/child2 23 24 EXPECT_PASS mount --rbind parent1/child1 share1 25 EXPECT_PASS mount --rbind parent1/child1 parent2/child2 26 27 fs_bind_check parent1/child1 share1 parent2/child2 28 29 EXPECT_PASS mount --rbind "$FS_BIND_DISK2" parent1/child1/a 30 31 fs_bind_check parent1/child1/a parent2/child2/a share1/a 32 33 EXPECT_PASS mount --rbind "$FS_BIND_DISK3" parent2/child2/b 34 35 fs_bind_check parent1/child1/b parent2/child2/b share1/b 36 37 EXPECT_PASS mount --rbind "$FS_BIND_DISK4" share1/c 38 39 40 EXPECT_PASS umount parent1/child1/a 41 EXPECT_PASS umount parent1/child1/b 42 EXPECT_PASS umount parent1/child1/c 43 EXPECT_PASS umount parent2/child2 44 EXPECT_PASS umount parent1/child1 45 EXPECT_PASS umount parent1/child1 46 EXPECT_PASS umount share1 47 EXPECT_PASS umount share1 48 EXPECT_PASS umount parent2 49 EXPECT_PASS umount parent1 50} 51 52tst_run 53