usb: gadget: r8a66597-udc: fix cannot connect after rmmod gadget driver
[linux/fpc-iii.git] / tools / perf / util / probe-event.h
blob3434fc9d79d5a11c1b67a594f06feda2d8100ea0
1 #ifndef _PROBE_EVENT_H
2 #define _PROBE_EVENT_H
4 #include <stdbool.h>
5 #include "strlist.h"
6 #include "strfilter.h"
8 extern bool probe_event_dry_run;
10 /* kprobe-tracer tracing point */
11 struct probe_trace_point {
12 char *symbol; /* Base symbol */
13 unsigned long offset; /* Offset from symbol */
14 bool retprobe; /* Return probe flag */
17 /* probe-tracer tracing argument referencing offset */
18 struct probe_trace_arg_ref {
19 struct probe_trace_arg_ref *next; /* Next reference */
20 long offset; /* Offset value */
23 /* kprobe-tracer tracing argument */
24 struct probe_trace_arg {
25 char *name; /* Argument name */
26 char *value; /* Base value */
27 char *type; /* Type name */
28 struct probe_trace_arg_ref *ref; /* Referencing offset */
31 /* kprobe-tracer tracing event (point + arg) */
32 struct probe_trace_event {
33 char *event; /* Event name */
34 char *group; /* Group name */
35 struct probe_trace_point point; /* Trace point */
36 int nargs; /* Number of args */
37 struct probe_trace_arg *args; /* Arguments */
40 /* Perf probe probing point */
41 struct perf_probe_point {
42 char *file; /* File path */
43 char *function; /* Function name */
44 int line; /* Line number */
45 bool retprobe; /* Return probe flag */
46 char *lazy_line; /* Lazy matching pattern */
47 unsigned long offset; /* Offset from function entry */
50 /* Perf probe probing argument field chain */
51 struct perf_probe_arg_field {
52 struct perf_probe_arg_field *next; /* Next field */
53 char *name; /* Name of the field */
54 long index; /* Array index number */
55 bool ref; /* Referencing flag */
58 /* Perf probe probing argument */
59 struct perf_probe_arg {
60 char *name; /* Argument name */
61 char *var; /* Variable name */
62 char *type; /* Type name */
63 struct perf_probe_arg_field *field; /* Structure fields */
66 /* Perf probe probing event (point + arg) */
67 struct perf_probe_event {
68 char *event; /* Event name */
69 char *group; /* Group name */
70 struct perf_probe_point point; /* Probe point */
71 int nargs; /* Number of arguments */
72 struct perf_probe_arg *args; /* Arguments */
76 /* Line number container */
77 struct line_node {
78 struct list_head list;
79 int line;
82 /* Line range */
83 struct line_range {
84 char *file; /* File name */
85 char *function; /* Function name */
86 int start; /* Start line number */
87 int end; /* End line number */
88 int offset; /* Start line offset */
89 char *path; /* Real path name */
90 char *comp_dir; /* Compile directory */
91 struct list_head line_list; /* Visible lines */
94 /* List of variables */
95 struct variable_list {
96 struct probe_trace_point point; /* Actual probepoint */
97 struct strlist *vars; /* Available variables */
100 /* Command string to events */
101 extern int parse_perf_probe_command(const char *cmd,
102 struct perf_probe_event *pev);
104 /* Events to command string */
105 extern char *synthesize_perf_probe_command(struct perf_probe_event *pev);
106 extern char *synthesize_probe_trace_command(struct probe_trace_event *tev);
107 extern int synthesize_perf_probe_arg(struct perf_probe_arg *pa, char *buf,
108 size_t len);
110 /* Check the perf_probe_event needs debuginfo */
111 extern bool perf_probe_event_need_dwarf(struct perf_probe_event *pev);
113 /* Release event contents */
114 extern void clear_perf_probe_event(struct perf_probe_event *pev);
116 /* Command string to line-range */
117 extern int parse_line_range_desc(const char *cmd, struct line_range *lr);
119 /* Internal use: Return kernel/module path */
120 extern const char *kernel_get_module_path(const char *module);
122 extern int add_perf_probe_events(struct perf_probe_event *pevs, int npevs,
123 int max_probe_points, const char *module,
124 bool force_add);
125 extern int del_perf_probe_events(struct strlist *dellist);
126 extern int show_perf_probe_events(void);
127 extern int show_line_range(struct line_range *lr, const char *module);
128 extern int show_available_vars(struct perf_probe_event *pevs, int npevs,
129 int max_probe_points, const char *module,
130 struct strfilter *filter, bool externs);
131 extern int show_available_funcs(const char *module, struct strfilter *filter);
134 /* Maximum index number of event-name postfix */
135 #define MAX_EVENT_INDEX 1024
137 #endif /*_PROBE_EVENT_H */