xref: /aosp_15_r20/external/ltp/testcases/kernel/fs/fs_bind/rbind/fs_bind_rbind16.sh (revision 49cdfc7efb34551c7342be41a7384b9c40d7cab7)
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 <[email protected]>
5# Author: Avantika Mathur ([email protected])
6
7FS_BIND_TESTFUNC=test
8
9
10test()
11{
12	tst_res TINFO "rbind: uncloneable child to uncloneable parent"
13
14	fs_bind_makedir rshared parent1
15	fs_bind_makedir runbindable parent2
16	fs_bind_makedir rshared share1
17	fs_bind_makedir runbindable parent1/child1
18	mkdir parent1/child1/x
19
20	EXPECT_PASS mount --rbind parent1 share1
21	EXPECT_PASS mount --rbind "$FS_BIND_DISK1" parent1/child1/x
22
23	mkdir parent2/child2
24	EXPECT_FAIL mount --rbind parent1/child1 parent2/child2
25
26
27	EXPECT_PASS umount parent1/child1/x
28	EXPECT_PASS umount parent1/child1
29	EXPECT_PASS umount share1
30	EXPECT_PASS umount share1
31	EXPECT_PASS umount parent2
32	EXPECT_PASS umount parent1
33}
34
35. fs_bind_lib.sh
36tst_run
37