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TOMOYO Linux Cross Reference
Linux/tools/perf/util/thread.h

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  1 #ifndef __PERF_THREAD_H
  2 #define __PERF_THREAD_H
  3 
  4 #include <linux/atomic.h>
  5 #include <linux/rbtree.h>
  6 #include <linux/list.h>
  7 #include <unistd.h>
  8 #include <sys/types.h>
  9 #include "symbol.h"
 10 #include <strlist.h>
 11 #include <intlist.h>
 12 
 13 struct thread_stack;
 14 
 15 struct thread {
 16         union {
 17                 struct rb_node   rb_node;
 18                 struct list_head node;
 19         };
 20         struct map_groups       *mg;
 21         pid_t                   pid_; /* Not all tools update this */
 22         pid_t                   tid;
 23         pid_t                   ppid;
 24         int                     cpu;
 25         atomic_t                refcnt;
 26         char                    shortname[3];
 27         bool                    comm_set;
 28         int                     comm_len;
 29         bool                    dead; /* if set thread has exited */
 30         struct list_head        comm_list;
 31         u64                     db_id;
 32 
 33         void                    *priv;
 34         struct thread_stack     *ts;
 35 };
 36 
 37 struct machine;
 38 struct comm;
 39 
 40 struct thread *thread__new(pid_t pid, pid_t tid);
 41 int thread__init_map_groups(struct thread *thread, struct machine *machine);
 42 void thread__delete(struct thread *thread);
 43 
 44 struct thread *thread__get(struct thread *thread);
 45 void thread__put(struct thread *thread);
 46 
 47 static inline void __thread__zput(struct thread **thread)
 48 {
 49         thread__put(*thread);
 50         *thread = NULL;
 51 }
 52 
 53 #define thread__zput(thread) __thread__zput(&thread)
 54 
 55 static inline void thread__exited(struct thread *thread)
 56 {
 57         thread->dead = true;
 58 }
 59 
 60 int __thread__set_comm(struct thread *thread, const char *comm, u64 timestamp,
 61                        bool exec);
 62 static inline int thread__set_comm(struct thread *thread, const char *comm,
 63                                    u64 timestamp)
 64 {
 65         return __thread__set_comm(thread, comm, timestamp, false);
 66 }
 67 
 68 int thread__comm_len(struct thread *thread);
 69 struct comm *thread__comm(const struct thread *thread);
 70 struct comm *thread__exec_comm(const struct thread *thread);
 71 const char *thread__comm_str(const struct thread *thread);
 72 void thread__insert_map(struct thread *thread, struct map *map);
 73 int thread__fork(struct thread *thread, struct thread *parent, u64 timestamp);
 74 size_t thread__fprintf(struct thread *thread, FILE *fp);
 75 
 76 void thread__find_addr_map(struct thread *thread,
 77                            u8 cpumode, enum map_type type, u64 addr,
 78                            struct addr_location *al);
 79 
 80 void thread__find_addr_location(struct thread *thread,
 81                                 u8 cpumode, enum map_type type, u64 addr,
 82                                 struct addr_location *al);
 83 
 84 void thread__find_cpumode_addr_location(struct thread *thread,
 85                                         enum map_type type, u64 addr,
 86                                         struct addr_location *al);
 87 
 88 static inline void *thread__priv(struct thread *thread)
 89 {
 90         return thread->priv;
 91 }
 92 
 93 static inline void thread__set_priv(struct thread *thread, void *p)
 94 {
 95         thread->priv = p;
 96 }
 97 
 98 static inline bool thread__is_filtered(struct thread *thread)
 99 {
100         if (symbol_conf.comm_list &&
101             !strlist__has_entry(symbol_conf.comm_list, thread__comm_str(thread))) {
102                 return true;
103         }
104 
105         if (symbol_conf.pid_list &&
106             !intlist__has_entry(symbol_conf.pid_list, thread->pid_)) {
107                 return true;
108         }
109 
110         if (symbol_conf.tid_list &&
111             !intlist__has_entry(symbol_conf.tid_list, thread->tid)) {
112                 return true;
113         }
114 
115         return false;
116 }
117 
118 #endif  /* __PERF_THREAD_H */
119 

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