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Diffstat (limited to 'tools/perf/util/probe-finder.h')
-rw-r--r--tools/perf/util/probe-finder.h70
1 files changed, 23 insertions, 47 deletions
diff --git a/tools/perf/util/probe-finder.h b/tools/perf/util/probe-finder.h
index 21f7354397b..e1f61dcd18f 100644
--- a/tools/perf/util/probe-finder.h
+++ b/tools/perf/util/probe-finder.h
@@ -3,6 +3,7 @@
#include <stdbool.h>
#include "util.h"
+#include "probe-event.h"
#define MAX_PATH_LEN 256
#define MAX_PROBE_BUFFER 1024
@@ -14,67 +15,42 @@ static inline int is_c_varname(const char *name)
return isalpha(name[0]) || name[0] == '_';
}
-struct probe_point {
- char *event; /* Event name */
- char *group; /* Event group */
+#ifdef DWARF_SUPPORT
+/* Find kprobe_trace_events specified by perf_probe_event from debuginfo */
+extern int find_kprobe_trace_events(int fd, struct perf_probe_event *pev,
+ struct kprobe_trace_event **tevs,
+ int max_tevs);
- /* Inputs */
- char *file; /* File name */
- int line; /* Line number */
- char *lazy_line; /* Lazy line pattern */
+/* Find a perf_probe_point from debuginfo */
+extern int find_perf_probe_point(int fd, unsigned long addr,
+ struct perf_probe_point *ppt);
- char *function; /* Function name */
- int offset; /* Offset bytes */
-
- int nr_args; /* Number of arguments */
- char **args; /* Arguments */
-
- int retprobe; /* Return probe */
-
- /* Output */
- int found; /* Number of found probe points */
- char *probes[MAX_PROBES]; /* Output buffers (will be allocated)*/
-};
-
-/* Line number container */
-struct line_node {
- struct list_head list;
- unsigned int line;
-};
-
-/* Line range */
-struct line_range {
- char *file; /* File name */
- char *function; /* Function name */
- unsigned int start; /* Start line number */
- unsigned int end; /* End line number */
- int offset; /* Start line offset */
- char *path; /* Real path name */
- struct list_head line_list; /* Visible lines */
-};
-
-#ifndef NO_DWARF_SUPPORT
-extern int find_probe_point(int fd, struct probe_point *pp);
extern int find_line_range(int fd, struct line_range *lr);
#include <dwarf.h>
#include <libdw.h>
+#include <version.h>
struct probe_finder {
- struct probe_point *pp; /* Target probe point */
+ struct perf_probe_event *pev; /* Target probe event */
+ struct kprobe_trace_event *tevs; /* Result trace events */
+ int ntevs; /* Number of trace events */
+ int max_tevs; /* Max number of trace events */
/* For function searching */
- Dwarf_Addr addr; /* Address */
- const char *fname; /* File name */
int lno; /* Line number */
+ Dwarf_Addr addr; /* Address */
+ const char *fname; /* Real file name */
Dwarf_Die cu_die; /* Current CU */
+ struct list_head lcache; /* Line cache for lazy match */
/* For variable searching */
+#if _ELFUTILS_PREREQ(0, 142)
+ Dwarf_CFI *cfi; /* Call Frame Information */
+#endif
Dwarf_Op *fb_ops; /* Frame base attribute */
- const char *var; /* Current variable name */
- char *buf; /* Current output buffer */
- int len; /* Length of output buffer */
- struct list_head lcache; /* Line cache for lazy match */
+ struct perf_probe_arg *pvar; /* Current target variable */
+ struct kprobe_trace_arg *tvar; /* Current result variable */
};
struct line_finder {
@@ -87,6 +63,6 @@ struct line_finder {
int found;
};
-#endif /* NO_DWARF_SUPPORT */
+#endif /* DWARF_SUPPORT */
#endif /*_PROBE_FINDER_H */