xref: /aosp_15_r20/external/ltp/testcases/kernel/fs/fs_bind/rbind/fs_bind_rbind03.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: shared child to slave parent"
13
14	fs_bind_makedir rshared parent1
15	fs_bind_makedir rshared share1
16	fs_bind_makedir rshared share2
17	fs_bind_makedir rshared parent1/child1
18	mkdir parent2
19
20	EXPECT_PASS mount --rbind parent1/child1 share1
21	EXPECT_PASS mount --rbind "$FS_BIND_DISK1" parent1/child1
22	EXPECT_PASS mount --rbind "$FS_BIND_DISK2" share2
23	EXPECT_PASS mount --rbind share2 parent2
24	EXPECT_PASS mount --make-rslave parent2
25
26	fs_bind_check share2 parent2
27
28	mkdir parent2/child2
29
30	EXPECT_PASS mount --rbind parent1/child1 share1
31	EXPECT_PASS mount --rbind parent1/child1 parent2/child2
32
33	fs_bind_check parent1/child1 share1 parent2/child2
34
35	EXPECT_PASS mount --rbind "$FS_BIND_DISK3" parent1/child1/a
36
37	fs_bind_check parent1/child1/a parent2/child2/a share1/a
38	fs_bind_check -n parent2/child2 share2/child2
39
40	EXPECT_PASS mount --rbind "$FS_BIND_DISK3" parent2/child2/b
41
42	fs_bind_check -n parent2/child2 share2/child2
43	fs_bind_check parent1/child1/b parent2/child2/b share1/b
44
45
46	EXPECT_PASS umount parent1/child1/a
47	EXPECT_PASS umount parent1/child1/b
48	EXPECT_PASS umount parent2/child2
49	EXPECT_PASS umount parent1/child1
50	EXPECT_PASS umount parent1/child1
51	EXPECT_PASS umount parent1/child1
52	EXPECT_PASS umount share2
53	EXPECT_PASS umount share2
54	EXPECT_PASS umount parent1
55	EXPECT_PASS umount parent2
56	EXPECT_PASS umount share1
57	EXPECT_PASS umount share1
58}
59
60. fs_bind_lib.sh
61tst_run
62