tools/perf/util/event.h

   1 #ifndef __PERF_RECORD_H
   2 #define __PERF_RECORD_H
   3
   4 #include <limits.h>
   5 #include <stdio.h>
   6
   7 #include "../perf.h"
   8 #include "map.h"
   9 #include "build-id.h"
  10
  11 struct mmap_event {
  12         struct perf_event_header header;
  13         u32 pid, tid;
  14         u64 start;
  15         u64 len;
  16         u64 pgoff;
  17         char filename[PATH_MAX];
  18 };
  19
  20 struct mmap2_event {
  21         struct perf_event_header header;
  22         u32 pid, tid;
  23         u64 start;
  24         u64 len;
  25         u64 pgoff;
  26         u32 maj;
  27         u32 min;
  28         u64 ino;
  29         u64 ino_generation;
  30         char filename[PATH_MAX];
  31 };
  32
  33 struct comm_event {
  34         struct perf_event_header header;
  35         u32 pid, tid;
  36         char comm[16];
  37 };
  38
  39 struct fork_event {
  40         struct perf_event_header header;
  41         u32 pid, ppid;
  42         u32 tid, ptid;
  43         u64 time;
  44 };
  45
  46 struct lost_event {
  47         struct perf_event_header header;
  48         u64 id;
  49         u64 lost;
  50 };
  51
  52 /*
  53  * PERF_FORMAT_ENABLED | PERF_FORMAT_RUNNING | PERF_FORMAT_ID
  54  */
  55 struct read_event {
  56         struct perf_event_header header;
  57         u32 pid, tid;
  58         u64 value;
  59         u64 time_enabled;
  60         u64 time_running;
  61         u64 id;
  62 };
  63
  64
  65 #define PERF_SAMPLE_MASK                                \
  66         (PERF_SAMPLE_IP | PERF_SAMPLE_TID |             \
  67          PERF_SAMPLE_TIME | PERF_SAMPLE_ADDR |          \
  68         PERF_SAMPLE_ID | PERF_SAMPLE_STREAM_ID |        \
  69          PERF_SAMPLE_CPU | PERF_SAMPLE_PERIOD |         \
  70          PERF_SAMPLE_IDENTIFIER)
  71
  72 struct sample_event {
  73         struct perf_event_header        header;
  74         u64 array[];
  75 };
  76
  77 struct regs_dump {
  78         u64 abi;
  79         u64 *regs;
  80 };
  81
  82 struct stack_dump {
  83         u16 offset;
  84         u64 size;
  85         char *data;
  86 };
  87
  88 struct sample_read_value {
  89         u64 value;
  90         u64 id;
  91 };
  92
  93 struct sample_read {
  94         u64 time_enabled;
  95         u64 time_running;
  96         union {
  97                 struct {
  98                         u64 nr;
  99                         struct sample_read_value *values;
 100                 } group;
 101                 struct sample_read_value one;
 102         };
 103 };
 104
 105 struct perf_sample {
 106         u64 ip;
 107         u32 pid, tid;
 108         u64 time;
 109         u64 addr;
 110         u64 id;
 111         u64 stream_id;
 112         u64 period;
 113         u64 weight;
 114         u32 cpu;
 115         u32 raw_size;
 116         u64 data_src;
 117         void *raw_data;
 118         struct ip_callchain *callchain;
 119         struct branch_stack *branch_stack;
 120         struct regs_dump  user_regs;
 121         struct stack_dump user_stack;
 122         struct sample_read read;
 123 };
 124
 125 #define PERF_MEM_DATA_SRC_NONE \
 126         (PERF_MEM_S(OP, NA) |\
 127          PERF_MEM_S(LVL, NA) |\
 128          PERF_MEM_S(SNOOP, NA) |\
 129          PERF_MEM_S(LOCK, NA) |\
 130          PERF_MEM_S(TLB, NA))
 131
 132 struct build_id_event {
 133         struct perf_event_header header;
 134         pid_t                    pid;
 135         u8                       build_id[PERF_ALIGN(BUILD_ID_SIZE, sizeof(u64))];
 136         char                     filename[];
 137 };
 138
 139 enum perf_user_event_type { /* above any possible kernel type */
 140         PERF_RECORD_USER_TYPE_START             = 64,
 141         PERF_RECORD_HEADER_ATTR                 = 64,
 142         PERF_RECORD_HEADER_EVENT_TYPE           = 65, /* depreceated */
 143         PERF_RECORD_HEADER_TRACING_DATA         = 66,
 144         PERF_RECORD_HEADER_BUILD_ID             = 67,
 145         PERF_RECORD_FINISHED_ROUND              = 68,
 146         PERF_RECORD_HEADER_MAX
 147 };
 148
 149 struct attr_event {
 150         struct perf_event_header header;
 151         struct perf_event_attr attr;
 152         u64 id[];
 153 };
 154
 155 #define MAX_EVENT_NAME 64
 156
 157 struct perf_trace_event_type {
 158         u64     event_id;
 159         char    name[MAX_EVENT_NAME];
 160 };
 161
 162 struct event_type_event {
 163         struct perf_event_header header;
 164         struct perf_trace_event_type event_type;
 165 };
 166
 167 struct tracing_data_event {
 168         struct perf_event_header header;
 169         u32 size;
 170 };
 171
 172 union perf_event {
 173         struct perf_event_header        header;
 174         struct mmap_event               mmap;
 175         struct mmap2_event              mmap2;
 176         struct comm_event               comm;
 177         struct fork_event               fork;
 178         struct lost_event               lost;
 179         struct read_event               read;
 180         struct sample_event             sample;
 181         struct attr_event               attr;
 182         struct event_type_event         event_type;
 183         struct tracing_data_event       tracing_data;
 184         struct build_id_event           build_id;
 185 };
 186
 187 void perf_event__print_totals(void);
 188
 189 struct perf_tool;
 190 struct thread_map;
 191
 192 typedef int (*perf_event__handler_t)(struct perf_tool *tool,
 193                                      union perf_event *event,
 194                                      struct perf_sample *sample,
 195                                      struct machine *machine);
 196
 197 int perf_event__synthesize_thread_map(struct perf_tool *tool,
 198                                       struct thread_map *threads,
 199                                       perf_event__handler_t process,
 200                                       struct machine *machine);
 201 int perf_event__synthesize_threads(struct perf_tool *tool,
 202                                    perf_event__handler_t process,
 203                                    struct machine *machine);
 204 int perf_event__synthesize_kernel_mmap(struct perf_tool *tool,
 205                                        perf_event__handler_t process,
 206                                        struct machine *machine,
 207                                        const char *symbol_name);
 208
 209 int perf_event__synthesize_modules(struct perf_tool *tool,
 210                                    perf_event__handler_t process,
 211                                    struct machine *machine);
 212
 213 int perf_event__process_comm(struct perf_tool *tool,
 214                              union perf_event *event,
 215                              struct perf_sample *sample,
 216                              struct machine *machine);
 217 int perf_event__process_lost(struct perf_tool *tool,
 218                              union perf_event *event,
 219                              struct perf_sample *sample,
 220                              struct machine *machine);
 221 int perf_event__process_mmap(struct perf_tool *tool,
 222                              union perf_event *event,
 223                              struct perf_sample *sample,
 224                              struct machine *machine);
 225 int perf_event__process_mmap2(struct perf_tool *tool,
 226                              union perf_event *event,
 227                              struct perf_sample *sample,
 228                              struct machine *machine);
 229 int perf_event__process_fork(struct perf_tool *tool,
 230                              union perf_event *event,
 231                              struct perf_sample *sample,
 232                              struct machine *machine);
 233 int perf_event__process_exit(struct perf_tool *tool,
 234                              union perf_event *event,
 235                              struct perf_sample *sample,
 236                              struct machine *machine);
 237 int perf_event__process(struct perf_tool *tool,
 238                         union perf_event *event,
 239                         struct perf_sample *sample,
 240                         struct machine *machine);
 241
 242 struct addr_location;
 243 int perf_event__preprocess_sample(const union perf_event *self,
 244                                   struct machine *machine,
 245                                   struct addr_location *al,
 246                                   struct perf_sample *sample);
 247
 248 const char *perf_event__name(unsigned int id);
 249
 250 size_t perf_event__sample_event_size(const struct perf_sample *sample, u64 type,
 251                                      u64 sample_regs_user, u64 read_format);
 252 int perf_event__synthesize_sample(union perf_event *event, u64 type,
 253                                   u64 sample_regs_user, u64 read_format,
 254                                   const struct perf_sample *sample,
 255                                   bool swapped);
 256
 257 size_t perf_event__fprintf_comm(union perf_event *event, FILE *fp);
 258 size_t perf_event__fprintf_mmap(union perf_event *event, FILE *fp);
 259 size_t perf_event__fprintf_mmap2(union perf_event *event, FILE *fp);
 260 size_t perf_event__fprintf_task(union perf_event *event, FILE *fp);
 261 size_t perf_event__fprintf(union perf_event *event, FILE *fp);
 262
 263 #endif /* __PERF_RECORD_H */