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