tools/perf/util/event.h

   1 #ifndef __PERF_EVENT_H
   2 #define __PERF_EVENT_H
   3 #include "../perf.h"
   4 #include "util.h"
   5 #include <linux/list.h>
   6
   7 enum {
   8         SHOW_KERNEL     = 1,
   9         SHOW_USER       = 2,
  10         SHOW_HV         = 4,
  11 };
  12
  13 /*
  14  * PERF_SAMPLE_IP | PERF_SAMPLE_TID | *
  15  */
  16 struct ip_event {
  17         struct perf_event_header header;
  18         u64 ip;
  19         u32 pid, tid;
  20         unsigned char __more_data[];
  21 };
  22
  23 struct mmap_event {
  24         struct perf_event_header header;
  25         u32 pid, tid;
  26         u64 start;
  27         u64 len;
  28         u64 pgoff;
  29         char filename[PATH_MAX];
  30 };
  31
  32 struct comm_event {
  33         struct perf_event_header header;
  34         u32 pid, tid;
  35         char comm[16];
  36 };
  37
  38 struct fork_event {
  39         struct perf_event_header header;
  40         u32 pid, ppid;
  41         u32 tid, ptid;
  42         u64 time;
  43 };
  44
  45 struct lost_event {
  46         struct perf_event_header header;
  47         u64 id;
  48         u64 lost;
  49 };
  50
  51 /*
  52  * PERF_FORMAT_ENABLED | PERF_FORMAT_RUNNING | PERF_FORMAT_ID
  53  */
  54 struct read_event {
  55         struct perf_event_header header;
  56         u32 pid, tid;
  57         u64 value;
  58         u64 time_enabled;
  59         u64 time_running;
  60         u64 id;
  61 };
  62
  63 struct sample_event{
  64         struct perf_event_header        header;
  65         u64 array[];
  66 };
  67
  68
  69 typedef union event_union {
  70         struct perf_event_header        header;
  71         struct ip_event                 ip;
  72         struct mmap_event               mmap;
  73         struct comm_event               comm;
  74         struct fork_event               fork;
  75         struct lost_event               lost;
  76         struct read_event               read;
  77         struct sample_event             sample;
  78 } event_t;
  79
  80 struct map {
  81         struct list_head        node;
  82         u64                     start;
  83         u64                     end;
  84         u64                     pgoff;
  85         u64                     (*map_ip)(struct map *, u64);
  86         struct dso              *dso;
  87 };
  88
  89 static inline u64 map__map_ip(struct map *map, u64 ip)
  90 {
  91         return ip - map->start + map->pgoff;
  92 }
  93
  94 static inline u64 vdso__map_ip(struct map *map __used, u64 ip)
  95 {
  96         return ip;
  97 }
  98
  99 struct map *map__new(struct mmap_event *event, char *cwd, int cwdlen);
 100 struct map *map__clone(struct map *self);
 101 int map__overlap(struct map *l, struct map *r);
 102 size_t map__fprintf(struct map *self, FILE *fp);
 103
 104 #endif