[mirror_ubuntu-zesty-kernel.git] / tools / perf / util / thread.h

#ifndef __PERF_THREAD_H
#define __PERF_THREAD_H

#include <linux/atomic.h>
#include <linux/rbtree.h>
#include <linux/list.h>
#include <unistd.h>
#include <sys/types.h>
#include "symbol.h"
#include <strlist.h>
#include <intlist.h>

struct thread_stack;
struct unwind_libunwind_ops;

struct thread {
	union {
		struct rb_node	 rb_node;
		struct list_head node;
	};
	struct map_groups	*mg;
	pid_t			pid_; /* Not all tools update this */
	pid_t			tid;
	pid_t			ppid;
	int			cpu;
	atomic_t		refcnt;
	char			shortname[3];
	bool			comm_set;
	int			comm_len;
	bool			dead; /* if set thread has exited */
	struct list_head	comm_list;
	u64			db_id;

	void			*priv;
	struct thread_stack	*ts;
#ifdef HAVE_LIBUNWIND_SUPPORT
	void				*addr_space;
	struct unwind_libunwind_ops	*unwind_libunwind_ops;
#endif
};

struct machine;
struct comm;

struct thread *thread__new(pid_t pid, pid_t tid);
int thread__init_map_groups(struct thread *thread, struct machine *machine);
void thread__delete(struct thread *thread);

struct thread *thread__get(struct thread *thread);
void thread__put(struct thread *thread);

static inline void __thread__zput(struct thread **thread)
{
	thread__put(*thread);
	*thread = NULL;
}

#define thread__zput(thread) __thread__zput(&thread)

static inline void thread__exited(struct thread *thread)
{
	thread->dead = true;
}

int __thread__set_comm(struct thread *thread, const char *comm, u64 timestamp,
		       bool exec);
static inline int thread__set_comm(struct thread *thread, const char *comm,
				   u64 timestamp)
{
	return __thread__set_comm(thread, comm, timestamp, false);
}

int thread__set_comm_from_proc(struct thread *thread);

int thread__comm_len(struct thread *thread);
struct comm *thread__comm(const struct thread *thread);
struct comm *thread__exec_comm(const struct thread *thread);
const char *thread__comm_str(const struct thread *thread);
int thread__insert_map(struct thread *thread, struct map *map);
int thread__fork(struct thread *thread, struct thread *parent, u64 timestamp);
size_t thread__fprintf(struct thread *thread, FILE *fp);

struct thread *thread__main_thread(struct machine *machine, struct thread *thread);

void thread__find_addr_map(struct thread *thread,
			   u8 cpumode, enum map_type type, u64 addr,
			   struct addr_location *al);

void thread__find_addr_location(struct thread *thread,
				u8 cpumode, enum map_type type, u64 addr,
				struct addr_location *al);

void thread__find_cpumode_addr_location(struct thread *thread,
					enum map_type type, u64 addr,
					struct addr_location *al);

static inline void *thread__priv(struct thread *thread)
{
	return thread->priv;
}

static inline void thread__set_priv(struct thread *thread, void *p)
{
	thread->priv = p;
}

static inline bool thread__is_filtered(struct thread *thread)
{
	if (symbol_conf.comm_list &&
	    !strlist__has_entry(symbol_conf.comm_list, thread__comm_str(thread))) {
		return true;
	}

	if (symbol_conf.pid_list &&
	    !intlist__has_entry(symbol_conf.pid_list, thread->pid_)) {
		return true;
	}

	if (symbol_conf.tid_list &&
	    !intlist__has_entry(symbol_conf.tid_list, thread->tid)) {
		return true;
	}

	return false;
}

#endif	/* __PERF_THREAD_H */
Commit	Line	Data
	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	struct unwind_libunwind_ops;
	15
	16	struct thread {
	17	union {
	18	struct rb_node rb_node;
	19	struct list_head node;
	20	};
	21	struct map_groups *mg;
	22	pid_t pid_; /* Not all tools update this */
	23	pid_t tid;
	24	pid_t ppid;
	25	int cpu;
	26	atomic_t refcnt;
	27	char shortname[3];
	28	bool comm_set;
	29	int comm_len;
	30	bool dead; /* if set thread has exited */
	31	struct list_head comm_list;
	32	u64 db_id;
	33
	34	void *priv;
	35	struct thread_stack *ts;
	36	#ifdef HAVE_LIBUNWIND_SUPPORT
	37	void *addr_space;
	38	struct unwind_libunwind_ops *unwind_libunwind_ops;
	39	#endif
	40	};
	41
	42	struct machine;
	43	struct comm;
	44
	45	struct thread *thread__new(pid_t pid, pid_t tid);
	46	int thread__init_map_groups(struct thread thread, struct machine machine);
	47	void thread__delete(struct thread *thread);
	48
	49	struct thread thread__get(struct thread thread);
	50	void thread__put(struct thread *thread);
	51
	52	static inline void __thread__zput(struct thread **thread)
	53	{
	54	thread__put(*thread);
	55	*thread = NULL;
	56	}
	57
	58	#define thread__zput(thread) __thread__zput(&thread)
	59
	60	static inline void thread__exited(struct thread *thread)
	61	{
	62	thread->dead = true;
	63	}
	64
	65	int __thread__set_comm(struct thread thread, const char comm, u64 timestamp,
	66	bool exec);
	67	static inline int thread__set_comm(struct thread thread, const char comm,
	68	u64 timestamp)
	69	{
	70	return __thread__set_comm(thread, comm, timestamp, false);
	71	}
	72
	73	int thread__set_comm_from_proc(struct thread *thread);
	74
	75	int thread__comm_len(struct thread *thread);
	76	struct comm thread__comm(const struct thread thread);
	77	struct comm thread__exec_comm(const struct thread thread);
	78	const char thread__comm_str(const struct thread thread);
	79	int thread__insert_map(struct thread thread, struct map map);
	80	int thread__fork(struct thread thread, struct thread parent, u64 timestamp);
	81	size_t thread__fprintf(struct thread thread, FILE fp);
	82
	83	struct thread thread__main_thread(struct machine machine, struct thread *thread);
	84
	85	void thread__find_addr_map(struct thread *thread,
	86	u8 cpumode, enum map_type type, u64 addr,
	87	struct addr_location *al);
	88
	89	void thread__find_addr_location(struct thread *thread,
	90	u8 cpumode, enum map_type type, u64 addr,
	91	struct addr_location *al);
	92
	93	void thread__find_cpumode_addr_location(struct thread *thread,
	94	enum map_type type, u64 addr,
	95	struct addr_location *al);
	96
	97	static inline void thread__priv(struct thread thread)
	98	{
	99	return thread->priv;
	100	}
	101
	102	static inline void thread__set_priv(struct thread thread, void p)
	103	{
	104	thread->priv = p;
	105	}
	106
	107	static inline bool thread__is_filtered(struct thread *thread)
	108	{
	109	if (symbol_conf.comm_list &&
	110	!strlist__has_entry(symbol_conf.comm_list, thread__comm_str(thread))) {
	111	return true;
	112	}
	113
	114	if (symbol_conf.pid_list &&
	115	!intlist__has_entry(symbol_conf.pid_list, thread->pid_)) {
	116	return true;
	117	}
	118
	119	if (symbol_conf.tid_list &&
	120	!intlist__has_entry(symbol_conf.tid_list, thread->tid)) {
	121	return true;
	122	}
	123
	124	return false;
	125	}
	126
	127	#endif /* __PERF_THREAD_H */