tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1#ifndef _PERF_SYMBOL_
2#define _PERF_SYMBOL_ 1
3
4#include <linux/types.h>
5#include "types.h"
6#include <linux/list.h>
7#include <linux/rbtree.h>
8#include "module.h"
9
10#ifdef HAVE_CPLUS_DEMANGLE
11extern char *cplus_demangle(const char *, int);
12
13static inline char *bfd_demangle(void __used *v, const char *c, int i)
14{
15 return cplus_demangle(c, i);
16}
17#else
18#ifdef NO_DEMANGLE
19static inline char *bfd_demangle(void __used *v, const char __used *c,
20 int __used i)
21{
22 return NULL;
23}
24#else
25#include <bfd.h>
26#endif
27#endif
28
29#ifndef DMGL_PARAMS
30#define DMGL_PARAMS (1 << 0) /* Include function args */
31#define DMGL_ANSI (1 << 1) /* Include const, volatile, etc */
32#endif
33
34struct symbol {
35 struct rb_node rb_node;
36 u64 start;
37 u64 end;
38 u64 obj_start;
39 u64 hist_sum;
40 u64 *hist;
41 struct module *module;
42 void *priv;
43 char name[0];
44};
45
46struct dso {
47 struct list_head node;
48 struct rb_root syms;
49 struct symbol *(*find_symbol)(struct dso *, u64 ip);
50 unsigned int sym_priv_size;
51 unsigned char adjust_symbols;
52 unsigned char slen_calculated;
53 unsigned char origin;
54 char name[0];
55};
56
57const char *sym_hist_filter;
58
59typedef int (*symbol_filter_t)(struct dso *self, struct symbol *sym);
60
61struct dso *dso__new(const char *name, unsigned int sym_priv_size);
62void dso__delete(struct dso *self);
63
64static inline void *dso__sym_priv(struct dso *self, struct symbol *sym)
65{
66 return ((void *)sym) - self->sym_priv_size;
67}
68
69struct symbol *dso__find_symbol(struct dso *self, u64 ip);
70
71int dso__load_kernel(struct dso *self, const char *vmlinux,
72 symbol_filter_t filter, int verbose, int modules);
73int dso__load_modules(struct dso *self, symbol_filter_t filter, int verbose);
74int dso__load(struct dso *self, symbol_filter_t filter, int verbose);
75
76size_t dso__fprintf(struct dso *self, FILE *fp);
77char dso__symtab_origin(const struct dso *self);
78
79void symbol__init(void);
80#endif /* _PERF_SYMBOL_ */