xref: /linux/tools/testing/selftests/livepatch/test-shadow-vars.sh (revision 24168c5e6dfbdd5b414f048f47f75d64533296ca)
1#!/bin/bash
2# SPDX-License-Identifier: GPL-2.0
3# Copyright (C) 2018 Joe Lawrence <joe.lawrence@redhat.com>
4
5. $(dirname $0)/functions.sh
6
7MOD_TEST=test_klp_shadow_vars
8
9setup_config
10
11
12# - load a module that exercises the shadow variable API
13
14start_test "basic shadow variable API"
15
16load_mod $MOD_TEST
17unload_mod $MOD_TEST
18
19check_result "% insmod test_modules/$MOD_TEST.ko
20$MOD_TEST: klp_shadow_get(obj=PTR1, id=0x1234) = PTR0
21$MOD_TEST:   got expected NULL result
22$MOD_TEST: shadow_ctor: PTR3 -> PTR2
23$MOD_TEST: klp_shadow_get_or_alloc(obj=PTR1, id=0x1234, size=8, gfp_flags=GFP_KERNEL), ctor=PTR4, ctor_data=PTR2 = PTR3
24$MOD_TEST: shadow_ctor: PTR6 -> PTR5
25$MOD_TEST: klp_shadow_alloc(obj=PTR1, id=0x1235, size=8, gfp_flags=GFP_KERNEL), ctor=PTR4, ctor_data=PTR5 = PTR6
26$MOD_TEST: shadow_ctor: PTR8 -> PTR7
27$MOD_TEST: klp_shadow_alloc(obj=PTR9, id=0x1234, size=8, gfp_flags=GFP_KERNEL), ctor=PTR4, ctor_data=PTR7 = PTR8
28$MOD_TEST: shadow_ctor: PTR11 -> PTR10
29$MOD_TEST: klp_shadow_alloc(obj=PTR9, id=0x1235, size=8, gfp_flags=GFP_KERNEL), ctor=PTR4, ctor_data=PTR10 = PTR11
30$MOD_TEST: shadow_ctor: PTR13 -> PTR12
31$MOD_TEST: klp_shadow_get_or_alloc(obj=PTR14, id=0x1234, size=8, gfp_flags=GFP_KERNEL), ctor=PTR4, ctor_data=PTR12 = PTR13
32$MOD_TEST: shadow_ctor: PTR16 -> PTR15
33$MOD_TEST: klp_shadow_alloc(obj=PTR14, id=0x1235, size=8, gfp_flags=GFP_KERNEL), ctor=PTR4, ctor_data=PTR15 = PTR16
34$MOD_TEST: klp_shadow_get(obj=PTR1, id=0x1234) = PTR3
35$MOD_TEST:   got expected PTR3 -> PTR2 result
36$MOD_TEST: klp_shadow_get(obj=PTR1, id=0x1235) = PTR6
37$MOD_TEST:   got expected PTR6 -> PTR5 result
38$MOD_TEST: klp_shadow_get(obj=PTR9, id=0x1234) = PTR8
39$MOD_TEST:   got expected PTR8 -> PTR7 result
40$MOD_TEST: klp_shadow_get(obj=PTR9, id=0x1235) = PTR11
41$MOD_TEST:   got expected PTR11 -> PTR10 result
42$MOD_TEST: klp_shadow_get(obj=PTR14, id=0x1234) = PTR13
43$MOD_TEST:   got expected PTR13 -> PTR12 result
44$MOD_TEST: klp_shadow_get(obj=PTR14, id=0x1235) = PTR16
45$MOD_TEST:   got expected PTR16 -> PTR15 result
46$MOD_TEST: klp_shadow_get_or_alloc(obj=PTR1, id=0x1234, size=8, gfp_flags=GFP_KERNEL), ctor=PTR4, ctor_data=PTR2 = PTR3
47$MOD_TEST:   got expected PTR3 -> PTR2 result
48$MOD_TEST: klp_shadow_get_or_alloc(obj=PTR9, id=0x1234, size=8, gfp_flags=GFP_KERNEL), ctor=PTR4, ctor_data=PTR7 = PTR8
49$MOD_TEST:   got expected PTR8 -> PTR7 result
50$MOD_TEST: klp_shadow_get_or_alloc(obj=PTR14, id=0x1234, size=8, gfp_flags=GFP_KERNEL), ctor=PTR4, ctor_data=PTR12 = PTR13
51$MOD_TEST:   got expected PTR13 -> PTR12 result
52$MOD_TEST: shadow_dtor(obj=PTR1, shadow_data=PTR3)
53$MOD_TEST: klp_shadow_free(obj=PTR1, id=0x1234, dtor=PTR17)
54$MOD_TEST: klp_shadow_get(obj=PTR1, id=0x1234) = PTR0
55$MOD_TEST:   got expected NULL result
56$MOD_TEST: shadow_dtor(obj=PTR9, shadow_data=PTR8)
57$MOD_TEST: klp_shadow_free(obj=PTR9, id=0x1234, dtor=PTR17)
58$MOD_TEST: klp_shadow_get(obj=PTR9, id=0x1234) = PTR0
59$MOD_TEST:   got expected NULL result
60$MOD_TEST: shadow_dtor(obj=PTR14, shadow_data=PTR13)
61$MOD_TEST: klp_shadow_free(obj=PTR14, id=0x1234, dtor=PTR17)
62$MOD_TEST: klp_shadow_get(obj=PTR14, id=0x1234) = PTR0
63$MOD_TEST:   got expected NULL result
64$MOD_TEST: klp_shadow_get(obj=PTR1, id=0x1235) = PTR6
65$MOD_TEST:   got expected PTR6 -> PTR5 result
66$MOD_TEST: klp_shadow_get(obj=PTR9, id=0x1235) = PTR11
67$MOD_TEST:   got expected PTR11 -> PTR10 result
68$MOD_TEST: klp_shadow_get(obj=PTR14, id=0x1235) = PTR16
69$MOD_TEST:   got expected PTR16 -> PTR15 result
70$MOD_TEST: klp_shadow_free_all(id=0x1235, dtor=PTR0)
71$MOD_TEST: klp_shadow_get(obj=PTR1, id=0x1235) = PTR0
72$MOD_TEST:   got expected NULL result
73$MOD_TEST: klp_shadow_get(obj=PTR9, id=0x1235) = PTR0
74$MOD_TEST:   got expected NULL result
75$MOD_TEST: klp_shadow_get(obj=PTR14, id=0x1235) = PTR0
76$MOD_TEST:   got expected NULL result
77% rmmod $MOD_TEST"
78
79exit 0
80