tools/perf/util/thread.h

   1 #ifndef __PERF_THREAD_H
   2 #define __PERF_THREAD_H
   3
   4 #include <linux/rbtree.h>
   5 #include <unistd.h>
   6 #include "symbol.h"
   7
   8 struct map_groups {
   9         struct rb_root          maps[MAP__NR_TYPES];
  10         struct list_head        removed_maps[MAP__NR_TYPES];
  11 };
  12
  13 struct thread {
  14         struct rb_node          rb_node;
  15         struct map_groups       mg;
  16         pid_t                   pid;
  17         char                    shortname[3];
  18         char                    *comm;
  19         int                     comm_len;
  20 };
  21
  22 void map_groups__init(struct map_groups *self);
  23 int thread__set_comm(struct thread *self, const char *comm);
  24 int thread__comm_len(struct thread *self);
  25 struct thread *perf_session__findnew(struct perf_session *self, pid_t pid);
  26 void thread__insert_map(struct thread *self, struct map *map);
  27 int thread__fork(struct thread *self, struct thread *parent);
  28 size_t map_groups__fprintf_maps(struct map_groups *self, FILE *fp);
  29 size_t perf_session__fprintf(struct perf_session *self, FILE *fp);
  30
  31 void maps__insert(struct rb_root *maps, struct map *map);
  32 struct map *maps__find(struct rb_root *maps, u64 addr);
  33
  34 static inline void map_groups__insert(struct map_groups *self, struct map *map)
  35 {
  36          maps__insert(&self->maps[map->type], map);
  37 }
  38
  39 static inline struct map *map_groups__find(struct map_groups *self,
  40                                            enum map_type type, u64 addr)
  41 {
  42         return maps__find(&self->maps[type], addr);
  43 }
  44
  45 static inline struct map *thread__find_map(struct thread *self,
  46                                            enum map_type type, u64 addr)
  47 {
  48         return self ? map_groups__find(&self->mg, type, addr) : NULL;
  49 }
  50
  51 void thread__find_addr_location(struct thread *self,
  52                                 struct perf_session *session, u8 cpumode,
  53                                 enum map_type type, u64 addr,
  54                                 struct addr_location *al,
  55                                 symbol_filter_t filter);
  56 struct symbol *map_groups__find_symbol(struct map_groups *self,
  57                                        struct perf_session *session,
  58                                        enum map_type type, u64 addr,
  59                                        symbol_filter_t filter);
  60
  61 static inline struct symbol *
  62 map_groups__find_function(struct map_groups *self, struct perf_session *session,
  63                           u64 addr, symbol_filter_t filter)
  64 {
  65         return map_groups__find_symbol(self, session, MAP__FUNCTION, addr, filter);
  66 }
  67
  68 struct map *map_groups__find_by_name(struct map_groups *self,
  69                                      enum map_type type, const char *name);
  70 #endif  /* __PERF_THREAD_H */