tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1#ifndef __PERF_DSO
2#define __PERF_DSO
3
4#include <linux/types.h>
5#include <linux/rbtree.h>
6#include "types.h"
7#include "map.h"
8
9enum dso_binary_type {
10 DSO_BINARY_TYPE__KALLSYMS = 0,
11 DSO_BINARY_TYPE__GUEST_KALLSYMS,
12 DSO_BINARY_TYPE__VMLINUX,
13 DSO_BINARY_TYPE__GUEST_VMLINUX,
14 DSO_BINARY_TYPE__JAVA_JIT,
15 DSO_BINARY_TYPE__DEBUGLINK,
16 DSO_BINARY_TYPE__BUILD_ID_CACHE,
17 DSO_BINARY_TYPE__FEDORA_DEBUGINFO,
18 DSO_BINARY_TYPE__UBUNTU_DEBUGINFO,
19 DSO_BINARY_TYPE__BUILDID_DEBUGINFO,
20 DSO_BINARY_TYPE__SYSTEM_PATH_DSO,
21 DSO_BINARY_TYPE__GUEST_KMODULE,
22 DSO_BINARY_TYPE__SYSTEM_PATH_KMODULE,
23 DSO_BINARY_TYPE__NOT_FOUND,
24};
25
26enum dso_kernel_type {
27 DSO_TYPE_USER = 0,
28 DSO_TYPE_KERNEL,
29 DSO_TYPE_GUEST_KERNEL
30};
31
32enum dso_swap_type {
33 DSO_SWAP__UNSET,
34 DSO_SWAP__NO,
35 DSO_SWAP__YES,
36};
37
38#define DSO__SWAP(dso, type, val) \
39({ \
40 type ____r = val; \
41 BUG_ON(dso->needs_swap == DSO_SWAP__UNSET); \
42 if (dso->needs_swap == DSO_SWAP__YES) { \
43 switch (sizeof(____r)) { \
44 case 2: \
45 ____r = bswap_16(val); \
46 break; \
47 case 4: \
48 ____r = bswap_32(val); \
49 break; \
50 case 8: \
51 ____r = bswap_64(val); \
52 break; \
53 default: \
54 BUG_ON(1); \
55 } \
56 } \
57 ____r; \
58})
59
60#define DSO__DATA_CACHE_SIZE 4096
61#define DSO__DATA_CACHE_MASK ~(DSO__DATA_CACHE_SIZE - 1)
62
63struct dso_cache {
64 struct rb_node rb_node;
65 u64 offset;
66 u64 size;
67 char data[0];
68};
69
70struct dso {
71 struct list_head node;
72 struct rb_root symbols[MAP__NR_TYPES];
73 struct rb_root symbol_names[MAP__NR_TYPES];
74 struct rb_root cache;
75 enum dso_kernel_type kernel;
76 enum dso_swap_type needs_swap;
77 enum dso_binary_type symtab_type;
78 enum dso_binary_type data_type;
79 u8 adjust_symbols:1;
80 u8 has_build_id:1;
81 u8 hit:1;
82 u8 annotate_warned:1;
83 u8 sname_alloc:1;
84 u8 lname_alloc:1;
85 u8 sorted_by_name;
86 u8 loaded;
87 u8 build_id[BUILD_ID_SIZE];
88 const char *short_name;
89 char *long_name;
90 u16 long_name_len;
91 u16 short_name_len;
92 char name[0];
93};
94
95static inline void dso__set_loaded(struct dso *dso, enum map_type type)
96{
97 dso->loaded |= (1 << type);
98}
99
100struct dso *dso__new(const char *name);
101void dso__delete(struct dso *dso);
102
103void dso__set_short_name(struct dso *dso, const char *name);
104void dso__set_long_name(struct dso *dso, char *name);
105
106int dso__name_len(const struct dso *dso);
107
108bool dso__loaded(const struct dso *dso, enum map_type type);
109
110bool dso__sorted_by_name(const struct dso *dso, enum map_type type);
111void dso__set_sorted_by_name(struct dso *dso, enum map_type type);
112void dso__sort_by_name(struct dso *dso, enum map_type type);
113
114void dso__set_build_id(struct dso *dso, void *build_id);
115bool dso__build_id_equal(const struct dso *dso, u8 *build_id);
116void dso__read_running_kernel_build_id(struct dso *dso,
117 struct machine *machine);
118int dso__kernel_module_get_build_id(struct dso *dso, const char *root_dir);
119
120char dso__symtab_origin(const struct dso *dso);
121int dso__binary_type_file(struct dso *dso, enum dso_binary_type type,
122 char *root_dir, char *file, size_t size);
123
124int dso__data_fd(struct dso *dso, struct machine *machine);
125ssize_t dso__data_read_offset(struct dso *dso, struct machine *machine,
126 u64 offset, u8 *data, ssize_t size);
127ssize_t dso__data_read_addr(struct dso *dso, struct map *map,
128 struct machine *machine, u64 addr,
129 u8 *data, ssize_t size);
130
131struct map *dso__new_map(const char *name);
132struct dso *dso__kernel_findnew(struct machine *machine, const char *name,
133 const char *short_name, int dso_type);
134
135void dsos__add(struct list_head *head, struct dso *dso);
136struct dso *dsos__find(struct list_head *head, const char *name);
137struct dso *__dsos__findnew(struct list_head *head, const char *name);
138bool __dsos__read_build_ids(struct list_head *head, bool with_hits);
139
140size_t __dsos__fprintf_buildid(struct list_head *head, FILE *fp,
141 bool (skip)(struct dso *dso, int parm), int parm);
142size_t __dsos__fprintf(struct list_head *head, FILE *fp);
143
144size_t dso__fprintf_buildid(struct dso *dso, FILE *fp);
145size_t dso__fprintf_symbols_by_name(struct dso *dso,
146 enum map_type type, FILE *fp);
147size_t dso__fprintf(struct dso *dso, enum map_type type, FILE *fp);
148#endif /* __PERF_DSO */