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1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef __PERF_THREAD_H
3#define __PERF_THREAD_H
4
5#include <linux/refcount.h>
6#include <linux/rbtree.h>
7#include <linux/list.h>
8#include <stdio.h>
9#include <unistd.h>
10#include <sys/types.h>
11#include "srccode.h"
12#include "symbol_conf.h"
13#include <strlist.h>
14#include <intlist.h>
15#include "rwsem.h"
16
17struct addr_location;
18struct map;
19struct perf_record_namespaces;
20struct thread_stack;
21struct unwind_libunwind_ops;
22
23struct thread {
24 union {
25 struct rb_node rb_node;
26 struct list_head node;
27 };
28 struct map_groups *mg;
29 pid_t pid_; /* Not all tools update this */
30 pid_t tid;
31 pid_t ppid;
32 int cpu;
33 refcount_t refcnt;
34 bool comm_set;
35 int comm_len;
36 bool dead; /* if set thread has exited */
37 struct list_head namespaces_list;
38 struct rw_semaphore namespaces_lock;
39 struct list_head comm_list;
40 struct rw_semaphore comm_lock;
41 u64 db_id;
42
43 void *priv;
44 struct thread_stack *ts;
45 struct nsinfo *nsinfo;
46 struct srccode_state srccode_state;
47 bool filter;
48 int filter_entry_depth;
49};
50
51struct machine;
52struct namespaces;
53struct comm;
54
55struct thread *thread__new(pid_t pid, pid_t tid);
56int thread__init_map_groups(struct thread *thread, struct machine *machine);
57void thread__delete(struct thread *thread);
58
59struct thread *thread__get(struct thread *thread);
60void thread__put(struct thread *thread);
61
62static inline void __thread__zput(struct thread **thread)
63{
64 thread__put(*thread);
65 *thread = NULL;
66}
67
68#define thread__zput(thread) __thread__zput(&thread)
69
70static inline void thread__exited(struct thread *thread)
71{
72 thread->dead = true;
73}
74
75struct namespaces *thread__namespaces(struct thread *thread);
76int thread__set_namespaces(struct thread *thread, u64 timestamp,
77 struct perf_record_namespaces *event);
78
79int __thread__set_comm(struct thread *thread, const char *comm, u64 timestamp,
80 bool exec);
81static inline int thread__set_comm(struct thread *thread, const char *comm,
82 u64 timestamp)
83{
84 return __thread__set_comm(thread, comm, timestamp, false);
85}
86
87int thread__set_comm_from_proc(struct thread *thread);
88
89int thread__comm_len(struct thread *thread);
90struct comm *thread__comm(const struct thread *thread);
91struct comm *thread__exec_comm(const struct thread *thread);
92const char *thread__comm_str(struct thread *thread);
93int thread__insert_map(struct thread *thread, struct map *map);
94int thread__fork(struct thread *thread, struct thread *parent, u64 timestamp, bool do_maps_clone);
95size_t thread__fprintf(struct thread *thread, FILE *fp);
96
97struct thread *thread__main_thread(struct machine *machine, struct thread *thread);
98
99struct map *thread__find_map(struct thread *thread, u8 cpumode, u64 addr,
100 struct addr_location *al);
101struct map *thread__find_map_fb(struct thread *thread, u8 cpumode, u64 addr,
102 struct addr_location *al);
103
104struct symbol *thread__find_symbol(struct thread *thread, u8 cpumode,
105 u64 addr, struct addr_location *al);
106struct symbol *thread__find_symbol_fb(struct thread *thread, u8 cpumode,
107 u64 addr, struct addr_location *al);
108
109void thread__find_cpumode_addr_location(struct thread *thread, u64 addr,
110 struct addr_location *al);
111
112int thread__memcpy(struct thread *thread, struct machine *machine,
113 void *buf, u64 ip, int len, bool *is64bit);
114
115static inline void *thread__priv(struct thread *thread)
116{
117 return thread->priv;
118}
119
120static inline void thread__set_priv(struct thread *thread, void *p)
121{
122 thread->priv = p;
123}
124
125static inline bool thread__is_filtered(struct thread *thread)
126{
127 if (symbol_conf.comm_list &&
128 !strlist__has_entry(symbol_conf.comm_list, thread__comm_str(thread))) {
129 return true;
130 }
131
132 if (symbol_conf.pid_list &&
133 !intlist__has_entry(symbol_conf.pid_list, thread->pid_)) {
134 return true;
135 }
136
137 if (symbol_conf.tid_list &&
138 !intlist__has_entry(symbol_conf.tid_list, thread->tid)) {
139 return true;
140 }
141
142 return false;
143}
144
145#endif /* __PERF_THREAD_H */
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
13struct thread_stack;
14
15struct 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
37struct machine;
38struct comm;
39
40struct thread *thread__new(pid_t pid, pid_t tid);
41int thread__init_map_groups(struct thread *thread, struct machine *machine);
42void thread__delete(struct thread *thread);
43
44struct thread *thread__get(struct thread *thread);
45void thread__put(struct thread *thread);
46
47static 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
55static inline void thread__exited(struct thread *thread)
56{
57 thread->dead = true;
58}
59
60int __thread__set_comm(struct thread *thread, const char *comm, u64 timestamp,
61 bool exec);
62static 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
68int thread__comm_len(struct thread *thread);
69struct comm *thread__comm(const struct thread *thread);
70struct comm *thread__exec_comm(const struct thread *thread);
71const char *thread__comm_str(const struct thread *thread);
72void thread__insert_map(struct thread *thread, struct map *map);
73int thread__fork(struct thread *thread, struct thread *parent, u64 timestamp);
74size_t thread__fprintf(struct thread *thread, FILE *fp);
75
76void thread__find_addr_map(struct thread *thread,
77 u8 cpumode, enum map_type type, u64 addr,
78 struct addr_location *al);
79
80void thread__find_addr_location(struct thread *thread,
81 u8 cpumode, enum map_type type, u64 addr,
82 struct addr_location *al);
83
84void thread__find_cpumode_addr_location(struct thread *thread,
85 enum map_type type, u64 addr,
86 struct addr_location *al);
87
88static inline void *thread__priv(struct thread *thread)
89{
90 return thread->priv;
91}
92
93static inline void thread__set_priv(struct thread *thread, void *p)
94{
95 thread->priv = p;
96}
97
98static 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 */