1// SPDX-License-Identifier: LGPL-2.1
2#include <linux/log2.h>
3
4#include "trace/beauty/generated/mmap_prot_array.c"
5static DEFINE_STRARRAY(mmap_prot, "PROT_");
6
7static size_t mmap__scnprintf_prot(unsigned long prot, char *bf, size_t size, bool show_prefix)
8{
9 return strarray__scnprintf_flags(sa: &strarray__mmap_prot, bf, size, show_prefix, flags: prot);
10}
11
12static size_t syscall_arg__scnprintf_mmap_prot(char *bf, size_t size, struct syscall_arg *arg)
13{
14 unsigned long prot = arg->val;
15
16 if (prot == 0)
17 return scnprintf(buf: bf, size, fmt: "%sNONE", arg->show_string_prefix ? strarray__mmap_prot.prefix : "");
18
19 return mmap__scnprintf_prot(prot, bf, size, show_prefix: arg->show_string_prefix);
20}
21
22#define SCA_MMAP_PROT syscall_arg__scnprintf_mmap_prot
23
24#include "trace/beauty/generated/mmap_flags_array.c"
25static DEFINE_STRARRAY(mmap_flags, "MAP_");
26
27static size_t mmap__scnprintf_flags(unsigned long flags, char *bf, size_t size, bool show_prefix)
28{
29 return strarray__scnprintf_flags(sa: &strarray__mmap_flags, bf, size, show_prefix, flags);
30}
31
32static size_t syscall_arg__scnprintf_mmap_flags(char *bf, size_t size,
33 struct syscall_arg *arg)
34{
35 unsigned long flags = arg->val;
36
37 if (flags & MAP_ANONYMOUS)
38 arg->mask |= (1 << 4) | (1 << 5); /* Mask 4th ('fd') and 5th ('offset') args, ignored */
39
40 return mmap__scnprintf_flags(flags, bf, size, show_prefix: arg->show_string_prefix);
41}
42
43#define SCA_MMAP_FLAGS syscall_arg__scnprintf_mmap_flags
44
45#include "trace/beauty/generated/mremap_flags_array.c"
46static DEFINE_STRARRAY(mremap_flags, "MREMAP_");
47
48static size_t mremap__scnprintf_flags(unsigned long flags, char *bf, size_t size, bool show_prefix)
49{
50 return strarray__scnprintf_flags(sa: &strarray__mremap_flags, bf, size, show_prefix, flags);
51}
52
53static size_t syscall_arg__scnprintf_mremap_flags(char *bf, size_t size, struct syscall_arg *arg)
54{
55 unsigned long flags = arg->val;
56
57 if (!(flags & MREMAP_FIXED))
58 arg->mask |= (1 << 5); /* Mask 5th ('new_address') args, ignored */
59
60 return mremap__scnprintf_flags(flags, bf, size, show_prefix: arg->show_string_prefix);
61}
62
63#define SCA_MREMAP_FLAGS syscall_arg__scnprintf_mremap_flags
64
65static size_t madvise__scnprintf_behavior(int behavior, char *bf, size_t size)
66{
67#include "trace/beauty/generated/madvise_behavior_array.c"
68 static DEFINE_STRARRAY(madvise_advices, "MADV_");
69
70 if (behavior < strarray__madvise_advices.nr_entries && strarray__madvise_advices.entries[behavior] != NULL)
71 return scnprintf(buf: bf, size, fmt: "MADV_%s", strarray__madvise_advices.entries[behavior]);
72
73 return scnprintf(buf: bf, size, fmt: "%#", behavior);
74}
75
76static size_t syscall_arg__scnprintf_madvise_behavior(char *bf, size_t size,
77 struct syscall_arg *arg)
78{
79 return madvise__scnprintf_behavior(behavior: arg->val, bf, size);
80}
81
82#define SCA_MADV_BHV syscall_arg__scnprintf_madvise_behavior
83

source code of linux/tools/perf/trace/beauty/mmap.c