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 #include <strlist.h>
  10
  11 struct thread {
  12         union {
  13                 struct rb_node   rb_node;
  14                 struct list_head node;
  15         };
  16         struct map_groups       *mg;
  17         pid_t                   pid_; /* Not all tools update this */
  18         pid_t                   tid;
  19         pid_t                   ppid;
  20         int                     cpu;
  21         char                    shortname[3];
  22         bool                    comm_set;
  23         bool                    dead; /* if set thread has exited */
  24         struct list_head        comm_list;
  25         int                     comm_len;
  26
  27         void                    *priv;
  28 };
  29
  30 struct machine;
  31 struct comm;
  32
  33 struct thread *thread__new(pid_t pid, pid_t tid);
  34 int thread__init_map_groups(struct thread *thread, struct machine *machine);
  35 void thread__delete(struct thread *thread);
  36 static inline void thread__exited(struct thread *thread)
  37 {
  38         thread->dead = true;
  39 }
  40
  41 int thread__set_comm(struct thread *thread, const char *comm, u64 timestamp);
  42 int thread__comm_len(struct thread *thread);
  43 struct comm *thread__comm(const struct thread *thread);
  44 const char *thread__comm_str(const struct thread *thread);
  45 void thread__insert_map(struct thread *thread, struct map *map);
  46 int thread__fork(struct thread *thread, struct thread *parent, u64 timestamp);
  47 size_t thread__fprintf(struct thread *thread, FILE *fp);
  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 void thread__find_cpumode_addr_location(struct thread *thread,
  58                                         struct machine *machine,
  59                                         enum map_type type, u64 addr,
  60                                         struct addr_location *al);
  61
  62 static inline void *thread__priv(struct thread *thread)
  63 {
  64         return thread->priv;
  65 }
  66
  67 static inline void thread__set_priv(struct thread *thread, void *p)
  68 {
  69         thread->priv = p;
  70 }
  71
  72 static inline bool thread__is_filtered(struct thread *thread)
  73 {
  74         if (symbol_conf.comm_list &&
  75             !strlist__has_entry(symbol_conf.comm_list, thread__comm_str(thread))) {
  76                 return true;
  77         }
  78
  79         return false;
  80 }
  81
  82 #endif  /* __PERF_THREAD_H */