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 thread {
   9         union {
  10                 struct rb_node   rb_node;
  11                 struct list_head node;
  12         };
  13         struct map_groups       mg;
  14         pid_t                   pid;
  15         char                    shortname[3];
  16         bool                    comm_set;
  17         char                    *comm;
  18         int                     comm_len;
  19 };
  20
  21 struct thread_map {
  22         int nr;
  23         int map[];
  24 };
  25
  26 struct perf_session;
  27
  28 void thread__delete(struct thread *self);
  29
  30 struct thread_map *thread_map__new_by_pid(pid_t pid);
  31 struct thread_map *thread_map__new_by_tid(pid_t tid);
  32 struct thread_map *thread_map__new(pid_t pid, pid_t tid);
  33
  34 static inline void thread_map__delete(struct thread_map *threads)
  35 {
  36         free(threads);
  37 }
  38
  39 int thread__set_comm(struct thread *self, const char *comm);
  40 int thread__comm_len(struct thread *self);
  41 struct thread *perf_session__findnew(struct perf_session *self, pid_t pid);
  42 void thread__insert_map(struct thread *self, struct map *map);
  43 int thread__fork(struct thread *self, struct thread *parent);
  44 size_t perf_session__fprintf(struct perf_session *self, FILE *fp);
  45
  46 static inline struct map *thread__find_map(struct thread *self,
  47                                            enum map_type type, u64 addr)
  48 {
  49         return self ? map_groups__find(&self->mg, type, addr) : NULL;
  50 }
  51
  52 void thread__find_addr_map(struct thread *self,
  53                            struct perf_session *session, u8 cpumode,
  54                            enum map_type type, pid_t pid, u64 addr,
  55                            struct addr_location *al);
  56
  57 void thread__find_addr_location(struct thread *self,
  58                                 struct perf_session *session, u8 cpumode,
  59                                 enum map_type type, pid_t pid, u64 addr,
  60                                 struct addr_location *al,
  61                                 symbol_filter_t filter);
  62 #endif  /* __PERF_THREAD_H */