release/src-rt-6.x.4708/linux/linux-2.6.36/tools/perf/util/event.h

   1 #ifndef __PERF_RECORD_H
   2 #define __PERF_RECORD_H
   3
   4 #include <limits.h>
   5
   6 #include "../perf.h"
   7 #include "map.h"
   8
   9 /*
  10  * PERF_SAMPLE_IP | PERF_SAMPLE_TID | *
  11  */
  12 struct ip_event {
  13         struct perf_event_header header;
  14         u64 ip;
  15         u32 pid, tid;
  16         unsigned char __more_data[];
  17 };
  18
  19 struct mmap_event {
  20         struct perf_event_header header;
  21         u32 pid, tid;
  22         u64 start;
  23         u64 len;
  24         u64 pgoff;
  25         char filename[PATH_MAX];
  26 };
  27
  28 struct comm_event {
  29         struct perf_event_header header;
  30         u32 pid, tid;
  31         char comm[16];
  32 };
  33
  34 struct fork_event {
  35         struct perf_event_header header;
  36         u32 pid, ppid;
  37         u32 tid, ptid;
  38         u64 time;
  39 };
  40
  41 struct lost_event {
  42         struct perf_event_header header;
  43         u64 id;
  44         u64 lost;
  45 };
  46
  47 /*
  48  * PERF_FORMAT_ENABLED | PERF_FORMAT_RUNNING | PERF_FORMAT_ID
  49  */
  50 struct read_event {
  51         struct perf_event_header header;
  52         u32 pid, tid;
  53         u64 value;
  54         u64 time_enabled;
  55         u64 time_running;
  56         u64 id;
  57 };
  58
  59 struct sample_event {
  60         struct perf_event_header        header;
  61         u64 array[];
  62 };
  63
  64 struct sample_data {
  65         u64 ip;
  66         u32 pid, tid;
  67         u64 time;
  68         u64 addr;
  69         u64 id;
  70         u64 stream_id;
  71         u64 period;
  72         u32 cpu;
  73         u32 raw_size;
  74         void *raw_data;
  75         struct ip_callchain *callchain;
  76 };
  77
  78 #define BUILD_ID_SIZE 20
  79
  80 struct build_id_event {
  81         struct perf_event_header header;
  82         pid_t                    pid;
  83         u8                       build_id[ALIGN(BUILD_ID_SIZE, sizeof(u64))];
  84         char                     filename[];
  85 };
  86
  87 enum perf_user_event_type { /* above any possible kernel type */
  88         PERF_RECORD_HEADER_ATTR                 = 64,
  89         PERF_RECORD_HEADER_EVENT_TYPE           = 65,
  90         PERF_RECORD_HEADER_TRACING_DATA         = 66,
  91         PERF_RECORD_HEADER_BUILD_ID             = 67,
  92         PERF_RECORD_FINISHED_ROUND              = 68,
  93         PERF_RECORD_HEADER_MAX
  94 };
  95
  96 struct attr_event {
  97         struct perf_event_header header;
  98         struct perf_event_attr attr;
  99         u64 id[];
 100 };
 101
 102 #define MAX_EVENT_NAME 64
 103
 104 struct perf_trace_event_type {
 105         u64     event_id;
 106         char    name[MAX_EVENT_NAME];
 107 };
 108
 109 struct event_type_event {
 110         struct perf_event_header header;
 111         struct perf_trace_event_type event_type;
 112 };
 113
 114 struct tracing_data_event {
 115         struct perf_event_header header;
 116         u32 size;
 117 };
 118
 119 typedef union event_union {
 120         struct perf_event_header        header;
 121         struct ip_event                 ip;
 122         struct mmap_event               mmap;
 123         struct comm_event               comm;
 124         struct fork_event               fork;
 125         struct lost_event               lost;
 126         struct read_event               read;
 127         struct sample_event             sample;
 128         struct attr_event               attr;
 129         struct event_type_event         event_type;
 130         struct tracing_data_event       tracing_data;
 131         struct build_id_event           build_id;
 132 } event_t;
 133
 134 void event__print_totals(void);
 135
 136 struct perf_session;
 137
 138 typedef int (*event__handler_t)(event_t *event, struct perf_session *session);
 139
 140 int event__synthesize_thread(pid_t pid, event__handler_t process,
 141                              struct perf_session *session);
 142 void event__synthesize_threads(event__handler_t process,
 143                                struct perf_session *session);
 144 int event__synthesize_kernel_mmap(event__handler_t process,
 145                                 struct perf_session *session,
 146                                 struct machine *machine,
 147                                 const char *symbol_name);
 148
 149 int event__synthesize_modules(event__handler_t process,
 150                               struct perf_session *session,
 151                               struct machine *machine);
 152
 153 int event__process_comm(event_t *self, struct perf_session *session);
 154 int event__process_lost(event_t *self, struct perf_session *session);
 155 int event__process_mmap(event_t *self, struct perf_session *session);
 156 int event__process_task(event_t *self, struct perf_session *session);
 157 int event__process(event_t *event, struct perf_session *session);
 158
 159 struct addr_location;
 160 int event__preprocess_sample(const event_t *self, struct perf_session *session,
 161                              struct addr_location *al, struct sample_data *data,
 162                              symbol_filter_t filter);
 163 int event__parse_sample(const event_t *event, u64 type, struct sample_data *data);
 164
 165 extern const char *event__name[];
 166
 167 #endif /* __PERF_RECORD_H */