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

#ifndef __PERF_EVLIST_H
#define __PERF_EVLIST_H 1

#include <linux/atomic.h>
#include <linux/list.h>
#include <api/fd/array.h>
#include <stdio.h>
#include "../perf.h"
#include "event.h"
#include "evsel.h"
#include "util.h"
#include "auxtrace.h"
#include <unistd.h>

struct pollfd;
struct thread_map;
struct cpu_map;
struct record_opts;

#define PERF_EVLIST__HLIST_BITS 8
#define PERF_EVLIST__HLIST_SIZE (1 << PERF_EVLIST__HLIST_BITS)

/**
 * struct perf_mmap - perf's ring buffer mmap details
 *
 * @refcnt - e.g. code using PERF_EVENT_IOC_SET_OUTPUT to share this
 */
struct perf_mmap {
	void		 *base;
	int		 mask;
	int		 fd;
	atomic_t	 refcnt;
	u64		 prev;
	struct auxtrace_mmap auxtrace_mmap;
	char		 event_copy[PERF_SAMPLE_MAX_SIZE] __attribute__((aligned(8)));
};

static inline size_t
perf_mmap__mmap_len(struct perf_mmap *map)
{
	return map->mask + 1 + page_size;
}

/*
 * State machine of bkw_mmap_state:
 *
 *                     .________________(forbid)_____________.
 *                     |                                     V
 * NOTREADY --(0)--> RUNNING --(1)--> DATA_PENDING --(2)--> EMPTY
 *                     ^  ^              |   ^               |
 *                     |  |__(forbid)____/   |___(forbid)___/|
 *                     |                                     |
 *                      \_________________(3)_______________/
 *
 * NOTREADY     : Backward ring buffers are not ready
 * RUNNING      : Backward ring buffers are recording
 * DATA_PENDING : We are required to collect data from backward ring buffers
 * EMPTY        : We have collected data from backward ring buffers.
 *
 * (0): Setup backward ring buffer
 * (1): Pause ring buffers for reading
 * (2): Read from ring buffers
 * (3): Resume ring buffers for recording
 */
enum bkw_mmap_state {
	BKW_MMAP_NOTREADY,
	BKW_MMAP_RUNNING,
	BKW_MMAP_DATA_PENDING,
	BKW_MMAP_EMPTY,
};

struct perf_evlist {
	struct list_head entries;
	struct hlist_head heads[PERF_EVLIST__HLIST_SIZE];
	int		 nr_entries;
	int		 nr_groups;
	int		 nr_mmaps;
	bool		 overwrite;
	bool		 enabled;
	bool		 has_user_cpus;
	size_t		 mmap_len;
	int		 id_pos;
	int		 is_pos;
	u64		 combined_sample_type;
	enum bkw_mmap_state bkw_mmap_state;
	struct {
		int	cork_fd;
		pid_t	pid;
	} workload;
	struct fdarray	 pollfd;
	struct perf_mmap *mmap;
	struct perf_mmap *backward_mmap;
	struct thread_map *threads;
	struct cpu_map	  *cpus;
	struct perf_evsel *selected;
	struct events_stats stats;
	struct perf_env	*env;
};

struct perf_evsel_str_handler {
	const char *name;
	void	   *handler;
};

struct perf_evlist *perf_evlist__new(void);
struct perf_evlist *perf_evlist__new_default(void);
struct perf_evlist *perf_evlist__new_dummy(void);
void perf_evlist__init(struct perf_evlist *evlist, struct cpu_map *cpus,
		       struct thread_map *threads);
void perf_evlist__exit(struct perf_evlist *evlist);
void perf_evlist__delete(struct perf_evlist *evlist);

void perf_evlist__add(struct perf_evlist *evlist, struct perf_evsel *entry);
void perf_evlist__remove(struct perf_evlist *evlist, struct perf_evsel *evsel);
int perf_evlist__add_default(struct perf_evlist *evlist);
int __perf_evlist__add_default_attrs(struct perf_evlist *evlist,
				     struct perf_event_attr *attrs, size_t nr_attrs);

#define perf_evlist__add_default_attrs(evlist, array) \
	__perf_evlist__add_default_attrs(evlist, array, ARRAY_SIZE(array))

int perf_evlist__add_dummy(struct perf_evlist *evlist);

int perf_evlist__add_newtp(struct perf_evlist *evlist,
			   const char *sys, const char *name, void *handler);

void __perf_evlist__set_sample_bit(struct perf_evlist *evlist,
				   enum perf_event_sample_format bit);
void __perf_evlist__reset_sample_bit(struct perf_evlist *evlist,
				     enum perf_event_sample_format bit);

#define perf_evlist__set_sample_bit(evlist, bit) \
	__perf_evlist__set_sample_bit(evlist, PERF_SAMPLE_##bit)

#define perf_evlist__reset_sample_bit(evlist, bit) \
	__perf_evlist__reset_sample_bit(evlist, PERF_SAMPLE_##bit)

int perf_evlist__set_filter(struct perf_evlist *evlist, const char *filter);
int perf_evlist__set_filter_pid(struct perf_evlist *evlist, pid_t pid);
int perf_evlist__set_filter_pids(struct perf_evlist *evlist, size_t npids, pid_t *pids);

struct perf_evsel *
perf_evlist__find_tracepoint_by_id(struct perf_evlist *evlist, int id);

struct perf_evsel *
perf_evlist__find_tracepoint_by_name(struct perf_evlist *evlist,
				     const char *name);

void perf_evlist__id_add(struct perf_evlist *evlist, struct perf_evsel *evsel,
			 int cpu, int thread, u64 id);
int perf_evlist__id_add_fd(struct perf_evlist *evlist,
			   struct perf_evsel *evsel,
			   int cpu, int thread, int fd);

int perf_evlist__add_pollfd(struct perf_evlist *evlist, int fd);
int perf_evlist__alloc_pollfd(struct perf_evlist *evlist);
int perf_evlist__filter_pollfd(struct perf_evlist *evlist, short revents_and_mask);

int perf_evlist__poll(struct perf_evlist *evlist, int timeout);

struct perf_evsel *perf_evlist__id2evsel(struct perf_evlist *evlist, u64 id);
struct perf_evsel *perf_evlist__id2evsel_strict(struct perf_evlist *evlist,
						u64 id);

struct perf_sample_id *perf_evlist__id2sid(struct perf_evlist *evlist, u64 id);

void perf_evlist__toggle_bkw_mmap(struct perf_evlist *evlist, enum bkw_mmap_state state);

union perf_event *perf_mmap__read_forward(struct perf_mmap *map, bool check_messup);
union perf_event *perf_mmap__read_backward(struct perf_mmap *map);

void perf_mmap__read_catchup(struct perf_mmap *md);
void perf_mmap__consume(struct perf_mmap *md, bool overwrite);

union perf_event *perf_evlist__mmap_read(struct perf_evlist *evlist, int idx);

union perf_event *perf_evlist__mmap_read_forward(struct perf_evlist *evlist,
						 int idx);
union perf_event *perf_evlist__mmap_read_backward(struct perf_evlist *evlist,
						  int idx);
void perf_evlist__mmap_read_catchup(struct perf_evlist *evlist, int idx);

void perf_evlist__mmap_consume(struct perf_evlist *evlist, int idx);

int perf_evlist__open(struct perf_evlist *evlist);
void perf_evlist__close(struct perf_evlist *evlist);

struct callchain_param;

void perf_evlist__set_id_pos(struct perf_evlist *evlist);
bool perf_can_sample_identifier(void);
bool perf_can_record_switch_events(void);
bool perf_can_record_cpu_wide(void);
void perf_evlist__config(struct perf_evlist *evlist, struct record_opts *opts,
			 struct callchain_param *callchain);
int record_opts__config(struct record_opts *opts);

int perf_evlist__prepare_workload(struct perf_evlist *evlist,
				  struct target *target,
				  const char *argv[], bool pipe_output,
				  void (*exec_error)(int signo, siginfo_t *info,
						     void *ucontext));
int perf_evlist__start_workload(struct perf_evlist *evlist);

struct option;

int __perf_evlist__parse_mmap_pages(unsigned int *mmap_pages, const char *str);
int perf_evlist__parse_mmap_pages(const struct option *opt,
				  const char *str,
				  int unset);

unsigned long perf_event_mlock_kb_in_pages(void);

int perf_evlist__mmap_ex(struct perf_evlist *evlist, unsigned int pages,
			 bool overwrite, unsigned int auxtrace_pages,
			 bool auxtrace_overwrite);
int perf_evlist__mmap(struct perf_evlist *evlist, unsigned int pages,
		      bool overwrite);
void perf_evlist__munmap(struct perf_evlist *evlist);

void perf_evlist__disable(struct perf_evlist *evlist);
void perf_evlist__enable(struct perf_evlist *evlist);
void perf_evlist__toggle_enable(struct perf_evlist *evlist);

int perf_evlist__enable_event_idx(struct perf_evlist *evlist,
				  struct perf_evsel *evsel, int idx);

void perf_evlist__set_selected(struct perf_evlist *evlist,
			       struct perf_evsel *evsel);

void perf_evlist__set_maps(struct perf_evlist *evlist, struct cpu_map *cpus,
			   struct thread_map *threads);
int perf_evlist__create_maps(struct perf_evlist *evlist, struct target *target);
int perf_evlist__apply_filters(struct perf_evlist *evlist, struct perf_evsel **err_evsel);

void __perf_evlist__set_leader(struct list_head *list);
void perf_evlist__set_leader(struct perf_evlist *evlist);

u64 perf_evlist__read_format(struct perf_evlist *evlist);
u64 __perf_evlist__combined_sample_type(struct perf_evlist *evlist);
u64 perf_evlist__combined_sample_type(struct perf_evlist *evlist);
u64 perf_evlist__combined_branch_type(struct perf_evlist *evlist);
bool perf_evlist__sample_id_all(struct perf_evlist *evlist);
u16 perf_evlist__id_hdr_size(struct perf_evlist *evlist);

int perf_evlist__parse_sample(struct perf_evlist *evlist, union perf_event *event,
			      struct perf_sample *sample);

bool perf_evlist__valid_sample_type(struct perf_evlist *evlist);
bool perf_evlist__valid_sample_id_all(struct perf_evlist *evlist);
bool perf_evlist__valid_read_format(struct perf_evlist *evlist);

void perf_evlist__splice_list_tail(struct perf_evlist *evlist,
				   struct list_head *list);

static inline struct perf_evsel *perf_evlist__first(struct perf_evlist *evlist)
{
	return list_entry(evlist->entries.next, struct perf_evsel, node);
}

static inline struct perf_evsel *perf_evlist__last(struct perf_evlist *evlist)
{
	return list_entry(evlist->entries.prev, struct perf_evsel, node);
}

size_t perf_evlist__fprintf(struct perf_evlist *evlist, FILE *fp);

int perf_evlist__strerror_open(struct perf_evlist *evlist, int err, char *buf, size_t size);
int perf_evlist__strerror_mmap(struct perf_evlist *evlist, int err, char *buf, size_t size);

static inline u64 perf_mmap__read_head(struct perf_mmap *mm)
{
	struct perf_event_mmap_page *pc = mm->base;
	u64 head = ACCESS_ONCE(pc->data_head);
	rmb();
	return head;
}

static inline void perf_mmap__write_tail(struct perf_mmap *md, u64 tail)
{
	struct perf_event_mmap_page *pc = md->base;

	/*
	 * ensure all reads are done before we write the tail out.
	 */
	mb();
	pc->data_tail = tail;
}

bool perf_evlist__can_select_event(struct perf_evlist *evlist, const char *str);
void perf_evlist__to_front(struct perf_evlist *evlist,
			   struct perf_evsel *move_evsel);

/**
 * __evlist__for_each_entry - iterate thru all the evsels
 * @list: list_head instance to iterate
 * @evsel: struct evsel iterator
 */
#define __evlist__for_each_entry(list, evsel) \
        list_for_each_entry(evsel, list, node)

/**
 * evlist__for_each_entry - iterate thru all the evsels
 * @evlist: evlist instance to iterate
 * @evsel: struct evsel iterator
 */
#define evlist__for_each_entry(evlist, evsel) \
	__evlist__for_each_entry(&(evlist)->entries, evsel)

/**
 * __evlist__for_each_entry_continue - continue iteration thru all the evsels
 * @list: list_head instance to iterate
 * @evsel: struct evsel iterator
 */
#define __evlist__for_each_entry_continue(list, evsel) \
        list_for_each_entry_continue(evsel, list, node)

/**
 * evlist__for_each_entry_continue - continue iteration thru all the evsels
 * @evlist: evlist instance to iterate
 * @evsel: struct evsel iterator
 */
#define evlist__for_each_entry_continue(evlist, evsel) \
	__evlist__for_each_entry_continue(&(evlist)->entries, evsel)

/**
 * __evlist__for_each_entry_reverse - iterate thru all the evsels in reverse order
 * @list: list_head instance to iterate
 * @evsel: struct evsel iterator
 */
#define __evlist__for_each_entry_reverse(list, evsel) \
        list_for_each_entry_reverse(evsel, list, node)

/**
 * evlist__for_each_entry_reverse - iterate thru all the evsels in reverse order
 * @evlist: evlist instance to iterate
 * @evsel: struct evsel iterator
 */
#define evlist__for_each_entry_reverse(evlist, evsel) \
	__evlist__for_each_entry_reverse(&(evlist)->entries, evsel)

/**
 * __evlist__for_each_entry_safe - safely iterate thru all the evsels
 * @list: list_head instance to iterate
 * @tmp: struct evsel temp iterator
 * @evsel: struct evsel iterator
 */
#define __evlist__for_each_entry_safe(list, tmp, evsel) \
        list_for_each_entry_safe(evsel, tmp, list, node)

/**
 * evlist__for_each_entry_safe - safely iterate thru all the evsels
 * @evlist: evlist instance to iterate
 * @evsel: struct evsel iterator
 * @tmp: struct evsel temp iterator
 */
#define evlist__for_each_entry_safe(evlist, tmp, evsel) \
	__evlist__for_each_entry_safe(&(evlist)->entries, tmp, evsel)

void perf_evlist__set_tracking_event(struct perf_evlist *evlist,
				     struct perf_evsel *tracking_evsel);

void perf_event_attr__set_max_precise_ip(struct perf_event_attr *attr);

struct perf_evsel *
perf_evlist__find_evsel_by_str(struct perf_evlist *evlist, const char *str);

struct perf_evsel *perf_evlist__event2evsel(struct perf_evlist *evlist,
					    union perf_event *event);
#endif /* __PERF_EVLIST_H */
Commit	Line	Data
361c99a6 ACM	1	#ifndef __PERF_EVLIST_H
	2	#define __PERF_EVLIST_H 1
	3
7143849a	4	#include <linux/atomic.h>
361c99a6	5	#include <linux/list.h>
1b85337d	6	#include <api/fd/array.h>
50d08e47	7	#include <stdio.h>
70db7533	8	#include "../perf.h"
04391deb	9	#include "event.h"
0c21f736	10	#include "evsel.h"
50d08e47	11	#include "util.h"
718c602d	12	#include "auxtrace.h"
35b9d88e	13	#include <unistd.h>
361c99a6	14
5c581041	15	struct pollfd;
f8a95309 ACM	16	struct thread_map;
f8a95309 ACM	17	struct cpu_map;
b4006796	18	struct record_opts;
5c581041	19
70db7533 ACM	20	#define PERF_EVLIST__HLIST_BITS 8
	21	#define PERF_EVLIST__HLIST_SIZE (1 << PERF_EVLIST__HLIST_BITS)
	22
82396986 ACM	23	/**
	24	* struct perf_mmap - perf's ring buffer mmap details
	25	*
	26	* @refcnt - e.g. code using PERF_EVENT_IOC_SET_OUTPUT to share this
	27	*/
0479b8b9 DA	28	struct perf_mmap {
	29	void *base;
	30	int mask;
d4c6fb36	31	int fd;
7143849a	32	atomic_t refcnt;
7b8283b5	33	u64 prev;
718c602d	34	struct auxtrace_mmap auxtrace_mmap;
a73b6c19	35	char event_copy[PERF_SAMPLE_MAX_SIZE] __attribute__((aligned(8)));
0479b8b9 DA	36	};
0479b8b9 DA	37
8db6d6b1 WN	38	static inline size_t
	39	perf_mmap__mmap_len(struct perf_mmap *map)
	40	{
	41	return map->mask + 1 + page_size;
	42	}
	43
54cc54de WN	44	/*
	45	* State machine of bkw_mmap_state:
	46	*
	47	* .________________(forbid)_____________.
	48	* \| V
	49	* NOTREADY --(0)--> RUNNING --(1)--> DATA_PENDING --(2)--> EMPTY
	50	* ^ ^ \| ^ \|
	51	* \| \|__(forbid)____/ \|___(forbid)___/\|
	52	* \| \|
	53	* \_________________(3)_______________/
	54	*
	55	* NOTREADY : Backward ring buffers are not ready
	56	* RUNNING : Backward ring buffers are recording
	57	* DATA_PENDING : We are required to collect data from backward ring buffers
	58	* EMPTY : We have collected data from backward ring buffers.
	59	*
	60	* (0): Setup backward ring buffer
	61	* (1): Pause ring buffers for reading
	62	* (2): Read from ring buffers
	63	* (3): Resume ring buffers for recording
	64	*/
	65	enum bkw_mmap_state {
	66	BKW_MMAP_NOTREADY,
	67	BKW_MMAP_RUNNING,
	68	BKW_MMAP_DATA_PENDING,
	69	BKW_MMAP_EMPTY,
	70	};
	71
361c99a6 ACM	72	struct perf_evlist {
361c99a6 ACM	73	struct list_head entries;
70db7533	74	struct hlist_head heads[PERF_EVLIST__HLIST_SIZE];
361c99a6	75	int nr_entries;
97f63e4a	76	int nr_groups;
aece948f	77	int nr_mmaps;
86066064	78	bool overwrite;
2b56bcfb	79	bool enabled;
ec9a77a7	80	bool has_user_cpus;
994a1f78	81	size_t mmap_len;
75562573 AH	82	int id_pos;
	83	int is_pos;
	84	u64 combined_sample_type;
54cc54de	85	enum bkw_mmap_state bkw_mmap_state;
35b9d88e ACM	86	struct {
	87	int cork_fd;
	88	pid_t pid;
	89	} workload;
1b85337d	90	struct fdarray pollfd;
70db7533	91	struct perf_mmap *mmap;
b2cb615d	92	struct perf_mmap *backward_mmap;
7e2ed097 ACM	93	struct thread_map *threads;
7e2ed097 ACM	94	struct cpu_map *cpus;
81cce8de	95	struct perf_evsel *selected;
75be989a	96	struct events_stats stats;
2c07144d	97	struct perf_env *env;
361c99a6 ACM	98	};
361c99a6 ACM	99
ee29be62 ACM	100	struct perf_evsel_str_handler {
	101	const char *name;
	102	void *handler;
	103	};
	104
334fe7a3	105	struct perf_evlist *perf_evlist__new(void);
b22d54b0	106	struct perf_evlist *perf_evlist__new_default(void);
5bae0250	107	struct perf_evlist *perf_evlist__new_dummy(void);
7e2ed097 ACM	108	void perf_evlist__init(struct perf_evlist evlist, struct cpu_map cpus,
7e2ed097 ACM	109	struct thread_map *threads);
ef1d1af2	110	void perf_evlist__exit(struct perf_evlist *evlist);
361c99a6 ACM	111	void perf_evlist__delete(struct perf_evlist *evlist);
	112
	113	void perf_evlist__add(struct perf_evlist evlist, struct perf_evsel entry);
4768230a	114	void perf_evlist__remove(struct perf_evlist evlist, struct perf_evsel evsel);
361c99a6	115	int perf_evlist__add_default(struct perf_evlist *evlist);
79695e1b ACM	116	int __perf_evlist__add_default_attrs(struct perf_evlist *evlist,
79695e1b ACM	117	struct perf_event_attr *attrs, size_t nr_attrs);
e60fc847	118
79695e1b ACM	119	#define perf_evlist__add_default_attrs(evlist, array) \
79695e1b ACM	120	__perf_evlist__add_default_attrs(evlist, array, ARRAY_SIZE(array))
361c99a6	121
5bae0250 ACM	122	int perf_evlist__add_dummy(struct perf_evlist *evlist);
5bae0250 ACM	123
39876e7d ACM	124	int perf_evlist__add_newtp(struct perf_evlist *evlist,
	125	const char sys, const char name, void *handler);
	126
22c8a376 ACM	127	void __perf_evlist__set_sample_bit(struct perf_evlist *evlist,
	128	enum perf_event_sample_format bit);
	129	void __perf_evlist__reset_sample_bit(struct perf_evlist *evlist,
	130	enum perf_event_sample_format bit);
	131
	132	#define perf_evlist__set_sample_bit(evlist, bit) \
	133	__perf_evlist__set_sample_bit(evlist, PERF_SAMPLE_##bit)
	134
	135	#define perf_evlist__reset_sample_bit(evlist, bit) \
	136	__perf_evlist__reset_sample_bit(evlist, PERF_SAMPLE_##bit)
	137
745cefc5	138	int perf_evlist__set_filter(struct perf_evlist evlist, const char filter);
cfd70a26	139	int perf_evlist__set_filter_pid(struct perf_evlist *evlist, pid_t pid);
be199ada	140	int perf_evlist__set_filter_pids(struct perf_evlist evlist, size_t npids, pid_t pids);
745cefc5	141
da378962 ACM	142	struct perf_evsel *
	143	perf_evlist__find_tracepoint_by_id(struct perf_evlist *evlist, int id);
	144
a2f2804a DA	145	struct perf_evsel *
	146	perf_evlist__find_tracepoint_by_name(struct perf_evlist *evlist,
	147	const char *name);
	148
a91e5431 ACM	149	void perf_evlist__id_add(struct perf_evlist evlist, struct perf_evsel evsel,
a91e5431 ACM	150	int cpu, int thread, u64 id);
1c59612d JO	151	int perf_evlist__id_add_fd(struct perf_evlist *evlist,
	152	struct perf_evsel *evsel,
	153	int cpu, int thread, int fd);
3d3b5e95	154
ad6765dd ACM	155	int perf_evlist__add_pollfd(struct perf_evlist *evlist, int fd);
ad6765dd ACM	156	int perf_evlist__alloc_pollfd(struct perf_evlist *evlist);
1ddec7f0 ACM	157	int perf_evlist__filter_pollfd(struct perf_evlist *evlist, short revents_and_mask);
1ddec7f0 ACM	158
f66a889d ACM	159	int perf_evlist__poll(struct perf_evlist *evlist, int timeout);
f66a889d ACM	160
70db7533	161	struct perf_evsel perf_evlist__id2evsel(struct perf_evlist evlist, u64 id);
dddcf6ab AH	162	struct perf_evsel perf_evlist__id2evsel_strict(struct perf_evlist evlist,
dddcf6ab AH	163	u64 id);
70db7533	164
932a3594 JO	165	struct perf_sample_id perf_evlist__id2sid(struct perf_evlist evlist, u64 id);
932a3594 JO	166
54cc54de WN	167	void perf_evlist__toggle_bkw_mmap(struct perf_evlist *evlist, enum bkw_mmap_state state);
54cc54de WN	168
8db6d6b1 WN	169	union perf_event perf_mmap__read_forward(struct perf_mmap map, bool check_messup);
	170	union perf_event perf_mmap__read_backward(struct perf_mmap map);
	171
	172	void perf_mmap__read_catchup(struct perf_mmap *md);
	173	void perf_mmap__consume(struct perf_mmap *md, bool overwrite);
	174
316c7136	175	union perf_event perf_evlist__mmap_read(struct perf_evlist evlist, int idx);
04391deb	176
5a5ddeb6 WN	177	union perf_event perf_evlist__mmap_read_forward(struct perf_evlist evlist,
5a5ddeb6 WN	178	int idx);
e24c7520 WN	179	union perf_event perf_evlist__mmap_read_backward(struct perf_evlist evlist,
	180	int idx);
	181	void perf_evlist__mmap_read_catchup(struct perf_evlist *evlist, int idx);
	182
8e50d384 ZZ	183	void perf_evlist__mmap_consume(struct perf_evlist *evlist, int idx);
8e50d384 ZZ	184
6a4bb04c	185	int perf_evlist__open(struct perf_evlist *evlist);
a74b4b66	186	void perf_evlist__close(struct perf_evlist *evlist);
727ab04e	187
e68ae9cf ACM	188	struct callchain_param;
e68ae9cf ACM	189
75562573 AH	190	void perf_evlist__set_id_pos(struct perf_evlist *evlist);
75562573 AH	191	bool perf_can_sample_identifier(void);
b757bb09	192	bool perf_can_record_switch_events(void);
83509565	193	bool perf_can_record_cpu_wide(void);
e68ae9cf ACM	194	void perf_evlist__config(struct perf_evlist evlist, struct record_opts opts,
e68ae9cf ACM	195	struct callchain_param *callchain);
b4006796	196	int record_opts__config(struct record_opts *opts);
0f82ebc4	197
35b9d88e	198	int perf_evlist__prepare_workload(struct perf_evlist *evlist,
602ad878	199	struct target *target,
55e162ea	200	const char *argv[], bool pipe_output,
735f7e0b ACM	201	void (exec_error)(int signo, siginfo_t info,
735f7e0b ACM	202	void *ucontext));
35b9d88e ACM	203	int perf_evlist__start_workload(struct perf_evlist *evlist);
35b9d88e ACM	204
724ce97e ACM	205	struct option;
724ce97e ACM	206
e9db1310	207	int __perf_evlist__parse_mmap_pages(unsigned int mmap_pages, const char str);
994a1f78 JO	208	int perf_evlist__parse_mmap_pages(const struct option *opt,
	209	const char *str,
	210	int unset);
	211
f5e7150c ACM	212	unsigned long perf_event_mlock_kb_in_pages(void);
f5e7150c ACM	213
718c602d AH	214	int perf_evlist__mmap_ex(struct perf_evlist *evlist, unsigned int pages,
	215	bool overwrite, unsigned int auxtrace_pages,
	216	bool auxtrace_overwrite);
50a682ce ACM	217	int perf_evlist__mmap(struct perf_evlist *evlist, unsigned int pages,
50a682ce ACM	218	bool overwrite);
7e2ed097 ACM	219	void perf_evlist__munmap(struct perf_evlist *evlist);
7e2ed097 ACM	220
4152ab37	221	void perf_evlist__disable(struct perf_evlist *evlist);
764e16a3	222	void perf_evlist__enable(struct perf_evlist *evlist);
2b56bcfb	223	void perf_evlist__toggle_enable(struct perf_evlist *evlist);
4152ab37	224
1c65056c AH	225	int perf_evlist__enable_event_idx(struct perf_evlist *evlist,
1c65056c AH	226	struct perf_evsel *evsel, int idx);
395c3070	227
81cce8de ACM	228	void perf_evlist__set_selected(struct perf_evlist *evlist,
	229	struct perf_evsel *evsel);
	230
d5bc056e AH	231	void perf_evlist__set_maps(struct perf_evlist evlist, struct cpu_map cpus,
d5bc056e AH	232	struct thread_map *threads);
602ad878	233	int perf_evlist__create_maps(struct perf_evlist evlist, struct target target);
23d4aad4	234	int perf_evlist__apply_filters(struct perf_evlist evlist, struct perf_evsel *err_evsel);
f8a95309	235
63dab225 ACM	236	void __perf_evlist__set_leader(struct list_head *list);
	237	void perf_evlist__set_leader(struct perf_evlist *evlist);
	238
9ede473c	239	u64 perf_evlist__read_format(struct perf_evlist *evlist);
75562573 AH	240	u64 __perf_evlist__combined_sample_type(struct perf_evlist *evlist);
75562573 AH	241	u64 perf_evlist__combined_sample_type(struct perf_evlist *evlist);
98df858e	242	u64 perf_evlist__combined_branch_type(struct perf_evlist *evlist);
0c21f736 ACM	243	bool perf_evlist__sample_id_all(struct perf_evlist *evlist);
0c21f736 ACM	244	u16 perf_evlist__id_hdr_size(struct perf_evlist *evlist);
74429964	245
a3f698fe	246	int perf_evlist__parse_sample(struct perf_evlist evlist, union perf_event event,
0807d2d8	247	struct perf_sample *sample);
cb0b29e0	248
0c21f736 ACM	249	bool perf_evlist__valid_sample_type(struct perf_evlist *evlist);
0c21f736 ACM	250	bool perf_evlist__valid_sample_id_all(struct perf_evlist *evlist);
9ede473c	251	bool perf_evlist__valid_read_format(struct perf_evlist *evlist);
0529bc1f JO	252
0529bc1f JO	253	void perf_evlist__splice_list_tail(struct perf_evlist *evlist,
f114d6ef	254	struct list_head *list);
0c21f736 ACM	255
	256	static inline struct perf_evsel perf_evlist__first(struct perf_evlist evlist)
	257	{
	258	return list_entry(evlist->entries.next, struct perf_evsel, node);
	259	}
	260
	261	static inline struct perf_evsel perf_evlist__last(struct perf_evlist evlist)
	262	{
	263	return list_entry(evlist->entries.prev, struct perf_evsel, node);
	264	}
78f067b3 ACM	265
78f067b3 ACM	266	size_t perf_evlist__fprintf(struct perf_evlist evlist, FILE fp);
0479b8b9	267
a8f23d8f	268	int perf_evlist__strerror_open(struct perf_evlist evlist, int err, char buf, size_t size);
956fa571	269	int perf_evlist__strerror_mmap(struct perf_evlist evlist, int err, char buf, size_t size);
6ef068cb	270
7b8283b5	271	static inline u64 perf_mmap__read_head(struct perf_mmap *mm)
0479b8b9 DA	272	{
0479b8b9 DA	273	struct perf_event_mmap_page *pc = mm->base;
7b8283b5	274	u64 head = ACCESS_ONCE(pc->data_head);
0479b8b9 DA	275	rmb();
	276	return head;
	277	}
	278
7b8283b5	279	static inline void perf_mmap__write_tail(struct perf_mmap *md, u64 tail)
0479b8b9 DA	280	{
	281	struct perf_event_mmap_page *pc = md->base;
	282
	283	/*
	284	* ensure all reads are done before we write the tail out.
	285	*/
a94d342b	286	mb();
0479b8b9 DA	287	pc->data_tail = tail;
	288	}
	289
c09ec622	290	bool perf_evlist__can_select_event(struct perf_evlist evlist, const char str);
a025e4f0 AH	291	void perf_evlist__to_front(struct perf_evlist *evlist,
	292	struct perf_evsel *move_evsel);
	293
0050f7aa	294	/**
e5cadb93	295	* __evlist__for_each_entry - iterate thru all the evsels
0050f7aa ACM	296	* @list: list_head instance to iterate
	297	* @evsel: struct evsel iterator
	298	*/
e5cadb93	299	#define __evlist__for_each_entry(list, evsel) \
0050f7aa ACM	300	list_for_each_entry(evsel, list, node)
	301
	302	/**
e5cadb93	303	* evlist__for_each_entry - iterate thru all the evsels
0050f7aa ACM	304	* @evlist: evlist instance to iterate
	305	* @evsel: struct evsel iterator
	306	*/
e5cadb93 ACM	307	#define evlist__for_each_entry(evlist, evsel) \
e5cadb93 ACM	308	__evlist__for_each_entry(&(evlist)->entries, evsel)
0050f7aa ACM	309
0050f7aa ACM	310	/**
e5cadb93	311	* __evlist__for_each_entry_continue - continue iteration thru all the evsels
0050f7aa ACM	312	* @list: list_head instance to iterate
	313	* @evsel: struct evsel iterator
	314	*/
e5cadb93	315	#define __evlist__for_each_entry_continue(list, evsel) \
0050f7aa ACM	316	list_for_each_entry_continue(evsel, list, node)
	317
	318	/**
e5cadb93	319	* evlist__for_each_entry_continue - continue iteration thru all the evsels
0050f7aa ACM	320	* @evlist: evlist instance to iterate
	321	* @evsel: struct evsel iterator
	322	*/
e5cadb93 ACM	323	#define evlist__for_each_entry_continue(evlist, evsel) \
e5cadb93 ACM	324	__evlist__for_each_entry_continue(&(evlist)->entries, evsel)
0050f7aa ACM	325
0050f7aa ACM	326	/**
e5cadb93	327	* __evlist__for_each_entry_reverse - iterate thru all the evsels in reverse order
0050f7aa ACM	328	* @list: list_head instance to iterate
	329	* @evsel: struct evsel iterator
	330	*/
e5cadb93	331	#define __evlist__for_each_entry_reverse(list, evsel) \
0050f7aa ACM	332	list_for_each_entry_reverse(evsel, list, node)
	333
	334	/**
e5cadb93	335	* evlist__for_each_entry_reverse - iterate thru all the evsels in reverse order
0050f7aa ACM	336	* @evlist: evlist instance to iterate
	337	* @evsel: struct evsel iterator
	338	*/
e5cadb93 ACM	339	#define evlist__for_each_entry_reverse(evlist, evsel) \
e5cadb93 ACM	340	__evlist__for_each_entry_reverse(&(evlist)->entries, evsel)
0050f7aa ACM	341
0050f7aa ACM	342	/**
e5cadb93	343	* __evlist__for_each_entry_safe - safely iterate thru all the evsels
0050f7aa ACM	344	* @list: list_head instance to iterate
	345	* @tmp: struct evsel temp iterator
	346	* @evsel: struct evsel iterator
	347	*/
e5cadb93	348	#define __evlist__for_each_entry_safe(list, tmp, evsel) \
0050f7aa ACM	349	list_for_each_entry_safe(evsel, tmp, list, node)
	350
	351	/**
e5cadb93	352	* evlist__for_each_entry_safe - safely iterate thru all the evsels
0050f7aa ACM	353	* @evlist: evlist instance to iterate
	354	* @evsel: struct evsel iterator
	355	* @tmp: struct evsel temp iterator
	356	*/
e5cadb93 ACM	357	#define evlist__for_each_entry_safe(evlist, tmp, evsel) \
e5cadb93 ACM	358	__evlist__for_each_entry_safe(&(evlist)->entries, tmp, evsel)
c09ec622	359
60b0896c AH	360	void perf_evlist__set_tracking_event(struct perf_evlist *evlist,
60b0896c AH	361	struct perf_evsel *tracking_evsel);
45cf6c33 JO	362
45cf6c33 JO	363	void perf_event_attr__set_max_precise_ip(struct perf_event_attr *attr);
7630b3e2 WN	364
	365	struct perf_evsel *
	366	perf_evlist__find_evsel_by_str(struct perf_evlist evlist, const char str);
7cb5c5ac JO	367
	368	struct perf_evsel perf_evlist__event2evsel(struct perf_evlist evlist,
	369	union perf_event *event);
361c99a6	370	#endif /* __PERF_EVLIST_H */