xref: /aosp_15_r20/external/ltp/testcases/kernel/fs/fs_bind/rbind/fs_bind_rbind37.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: private to private - with shared children"
13
14	mkdir parent1 parent2
15	fs_bind_makedir rshared share1
16	fs_bind_makedir rshared share2
17	fs_bind_makedir rshared parent1/child1
18	fs_bind_makedir rshared parent2/child2
19
20	EXPECT_PASS mount --bind "$FS_BIND_DISK1" parent1/child1
21	EXPECT_PASS mount --rbind parent1/child1 share1
22
23	EXPECT_PASS mount --rbind parent2/child2 share2
24
25	EXPECT_PASS mount --rbind parent1 parent2
26
27	fs_bind_check parent1 parent2
28	fs_bind_check parent1/child1 parent2/child1
29
30	EXPECT_PASS mount --bind "$FS_BIND_DISK2" parent2/child1/a
31	fs_bind_check parent1/child1/a parent2/child1/a share1//a
32
33	EXPECT_PASS mount --bind "$FS_BIND_DISK3" parent1/child1/b
34	fs_bind_check parent1/child1/b parent2/child1/b share1/b
35
36	EXPECT_PASS mount --bind "$FS_BIND_DISK4" share1/c
37	fs_bind_check parent1/child1/c parent2/child1/c share1/c
38
39
40	EXPECT_PASS umount parent1/child1/a
41	EXPECT_PASS umount parent1/child1/b
42	EXPECT_PASS umount share1/c
43	EXPECT_PASS umount parent2/child1
44	EXPECT_PASS umount parent2/child1
45	EXPECT_PASS umount parent1/child1
46	EXPECT_PASS umount parent2
47	EXPECT_PASS umount share2
48	EXPECT_PASS umount share2
49	EXPECT_PASS umount share1
50	EXPECT_PASS umount share1
51	EXPECT_PASS umount parent2/child2
52}
53
54. fs_bind_lib.sh
55tst_run
56