tools/perf/util/thread.h

   1 #ifndef __PERF_THREAD_H
   2 #define __PERF_THREAD_H
   3
   4 #include <linux/rbtree.h>
   5 #include <linux/list.h>
   6 #include <unistd.h>
   7 #include <sys/types.h>
   8 #include "symbol.h"
   9
  10 struct thread {
  11         union {
  12                 struct rb_node   rb_node;
  13                 struct list_head node;
  14         };
  15         struct map_groups       mg;
  16         pid_t                   pid_; /* Not all tools update this */
  17         pid_t                   tid;
  18         pid_t                   ppid;
  19         char                    shortname[3];
  20         bool                    comm_set;
  21         bool                    dead; /* if set thread has exited */
  22         struct list_head        comm_list;
  23         int                     comm_len;
  24
  25         void                    *priv;
  26 };
  27
  28 struct machine;
  29
  30 struct thread *thread__new(pid_t pid, pid_t tid);
  31 void thread__delete(struct thread *self);
  32 static inline void thread__exited(struct thread *thread)
  33 {
  34         thread->dead = true;
  35 }
  36
  37 int thread__set_comm(struct thread *thread, const char *comm, u64 timestamp);
  38 int thread__comm_len(struct thread *self);
  39 const char *thread__comm_str(const struct thread *thread);
  40 void thread__insert_map(struct thread *self, struct map *map);
  41 int thread__fork(struct thread *thread, struct thread *parent, u64 timestamp);
  42 size_t thread__fprintf(struct thread *thread, FILE *fp);
  43
  44 static inline struct map *thread__find_map(struct thread *self,
  45                                            enum map_type type, u64 addr)
  46 {
  47         return self ? map_groups__find(&self->mg, type, addr) : NULL;
  48 }
  49
  50 void thread__find_addr_map(struct thread *thread, struct machine *machine,
  51                            u8 cpumode, enum map_type type, u64 addr,
  52                            struct addr_location *al);
  53
  54 void thread__find_addr_location(struct thread *thread, struct machine *machine,
  55                                 u8 cpumode, enum map_type type, u64 addr,
  56                                 struct addr_location *al);
  57
  58 static inline void *thread__priv(struct thread *thread)
  59 {
  60         return thread->priv;
  61 }
  62
  63 static inline void thread__set_priv(struct thread *thread, void *p)
  64 {
  65         thread->priv = p;
  66 }
  67 #endif  /* __PERF_THREAD_H */