1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
| // SPDX-License-Identifier: GPL-2.0
| /*
| * From split of dump_linuxpagetables.c
| * Copyright 2016, Rashmica Gupta, IBM Corp.
| *
| */
| #include <linux/kernel.h>
| #include <linux/pgtable.h>
|
| #include "ptdump.h"
|
| static const struct flag_info flag_array[] = {
| {
| #ifdef CONFIG_PPC_16K_PAGES
| .mask = _PAGE_HUGE,
| .val = _PAGE_HUGE,
| #else
| .mask = _PAGE_SPS,
| .val = _PAGE_SPS,
| #endif
| .set = "huge",
| .clear = " ",
| }, {
| .mask = _PAGE_SH,
| .val = 0,
| .set = "user",
| .clear = " ",
| }, {
| .mask = _PAGE_RO | _PAGE_NA,
| .val = 0,
| .set = "rw",
| }, {
| .mask = _PAGE_RO | _PAGE_NA,
| .val = _PAGE_RO,
| .set = "r ",
| }, {
| .mask = _PAGE_RO | _PAGE_NA,
| .val = _PAGE_NA,
| .set = " ",
| }, {
| .mask = _PAGE_EXEC,
| .val = _PAGE_EXEC,
| .set = " X ",
| .clear = " ",
| }, {
| .mask = _PAGE_PRESENT,
| .val = _PAGE_PRESENT,
| .set = "present",
| .clear = " ",
| }, {
| .mask = _PAGE_GUARDED,
| .val = _PAGE_GUARDED,
| .set = "guarded",
| .clear = " ",
| }, {
| .mask = _PAGE_DIRTY,
| .val = _PAGE_DIRTY,
| .set = "dirty",
| .clear = " ",
| }, {
| .mask = _PAGE_ACCESSED,
| .val = _PAGE_ACCESSED,
| .set = "accessed",
| .clear = " ",
| }, {
| .mask = _PAGE_NO_CACHE,
| .val = _PAGE_NO_CACHE,
| .set = "no cache",
| .clear = " ",
| }, {
| .mask = _PAGE_SPECIAL,
| .val = _PAGE_SPECIAL,
| .set = "special",
| }
| };
|
| struct pgtable_level pg_level[5] = {
| {
| }, { /* pgd */
| .flag = flag_array,
| .num = ARRAY_SIZE(flag_array),
| }, { /* pud */
| .flag = flag_array,
| .num = ARRAY_SIZE(flag_array),
| }, { /* pmd */
| .flag = flag_array,
| .num = ARRAY_SIZE(flag_array),
| }, { /* pte */
| .flag = flag_array,
| .num = ARRAY_SIZE(flag_array),
| },
| };
|
|
