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: uncloneable child to slave parent" 14 15 fs_bind_makedir rshared parent1 16 fs_bind_makedir rshared parent2 17 fs_bind_makedir rshared share1 18 fs_bind_makedir rshared share2 19 fs_bind_makedir runbindable parent1/child1 20 mkdir parent1/child1/x 21 22 EXPECT_PASS mount --rbind parent1 share1 23 EXPECT_PASS mount --rbind "$FS_BIND_DISK1" parent1/child1/x 24 EXPECT_PASS mount --rbind "$FS_BIND_DISK2" share2 25 EXPECT_PASS mount --rbind share2 parent2 26 EXPECT_PASS mount --make-rslave parent2 27 28 fs_bind_check parent2 share2 29 30 mkdir parent2/child2 31 EXPECT_FAIL mount --rbind parent1/child1 parent2/child2 32 33 34 EXPECT_PASS umount parent1/child1/x 35 EXPECT_PASS umount parent1/child1 36 EXPECT_PASS umount share1 37 EXPECT_PASS umount share1 38 EXPECT_PASS umount share2 39 EXPECT_PASS umount share2 40 EXPECT_PASS umount parent2 41 EXPECT_PASS umount parent2 42 EXPECT_PASS umount parent1 43} 44 45tst_run 46