[GitHub/mt8127/android_kernel_alcatel_ttab.git] / tools / perf / util / session.h

#ifndef __PERF_SESSION_H
#define __PERF_SESSION_H

#include "hist.h"
#include "event.h"
#include "header.h"
#include "symbol.h"
#include "thread.h"
#include <linux/rbtree.h>
#include "../../../include/linux/perf_event.h"

struct sample_queue;
struct ip_callchain;
struct thread;

struct ordered_samples {
	u64			last_flush;
	u64			next_flush;
	u64			max_timestamp;
	struct list_head	samples;
	struct list_head	sample_cache;
	struct list_head	to_free;
	struct sample_queue	*sample_buffer;
	struct sample_queue	*last_sample;
	int			sample_buffer_idx;
};

struct perf_session {
	struct perf_header	header;
	unsigned long		size;
	unsigned long		mmap_window;
	struct rb_root		threads;
	struct list_head	dead_threads;
	struct thread		*last_match;
	struct machine		host_machine;
	struct rb_root		machines;
	struct perf_evlist	*evlist;
	/*
	 * FIXME: Need to split this up further, we need global
	 *	  stats + per event stats. 'perf diff' also needs
	 *	  to properly support multiple events in a single
	 *	  perf.data file.
	 */
	struct hists		hists;
	u64			sample_type;
	int			fd;
	bool			fd_pipe;
	bool			repipe;
	bool			sample_id_all;
	u16			id_hdr_size;
	int			cwdlen;
	char			*cwd;
	struct ordered_samples	ordered_samples;
	struct callchain_cursor	callchain_cursor;
	char			filename[0];
};

struct perf_event_ops;

typedef int (*event_op)(union perf_event *self, struct perf_sample *sample,
			struct perf_session *session);
typedef int (*event_synth_op)(union perf_event *self,
			      struct perf_session *session);
typedef int (*event_op2)(union perf_event *self, struct perf_session *session,
			 struct perf_event_ops *ops);

struct perf_event_ops {
	event_op	sample,
			mmap,
			comm,
			fork,
			exit,
			lost,
			read,
			throttle,
			unthrottle;
	event_synth_op	attr,
			event_type,
			tracing_data,
			build_id;
	event_op2	finished_round;
	bool		ordered_samples;
	bool		ordering_requires_timestamps;
};

struct perf_session *perf_session__new(const char *filename, int mode,
				       bool force, bool repipe,
				       struct perf_event_ops *ops);
void perf_session__delete(struct perf_session *self);

void perf_event_header__bswap(struct perf_event_header *self);

int __perf_session__process_events(struct perf_session *self,
				   u64 data_offset, u64 data_size, u64 size,
				   struct perf_event_ops *ops);
int perf_session__process_events(struct perf_session *self,
				 struct perf_event_ops *event_ops);

int perf_session__resolve_callchain(struct perf_session *self,
				    struct thread *thread,
				    struct ip_callchain *chain,
				    struct symbol **parent);

bool perf_session__has_traces(struct perf_session *self, const char *msg);

int perf_session__set_kallsyms_ref_reloc_sym(struct map **maps,
					     const char *symbol_name,
					     u64 addr);

void mem_bswap_64(void *src, int byte_size);

int perf_session__create_kernel_maps(struct perf_session *self);

void perf_session__update_sample_type(struct perf_session *self);
void perf_session__remove_thread(struct perf_session *self, struct thread *th);

static inline
struct machine *perf_session__find_host_machine(struct perf_session *self)
{
	return &self->host_machine;
}

static inline
struct machine *perf_session__find_machine(struct perf_session *self, pid_t pid)
{
	if (pid == HOST_KERNEL_ID)
		return &self->host_machine;
	return machines__find(&self->machines, pid);
}

static inline
struct machine *perf_session__findnew_machine(struct perf_session *self, pid_t pid)
{
	if (pid == HOST_KERNEL_ID)
		return &self->host_machine;
	return machines__findnew(&self->machines, pid);
}

static inline
void perf_session__process_machines(struct perf_session *self,
				    machine__process_t process)
{
	process(&self->host_machine, self);
	return machines__process(&self->machines, process, self);
}

size_t perf_session__fprintf_dsos(struct perf_session *self, FILE *fp);

size_t perf_session__fprintf_dsos_buildid(struct perf_session *self,
					  FILE *fp, bool with_hits);

size_t perf_session__fprintf_nr_events(struct perf_session *session, FILE *fp);

static inline int perf_session__parse_sample(struct perf_session *session,
					     const union perf_event *event,
					     struct perf_sample *sample)
{
	return perf_event__parse_sample(event, session->sample_type,
					session->sample_id_all, sample);
}

#endif /* __PERF_SESSION_H */
Commit	Line	Data
	1	#ifndef __PERF_SESSION_H
	2	#define __PERF_SESSION_H
	3
	4	#include "hist.h"
	5	#include "event.h"
	6	#include "header.h"
	7	#include "symbol.h"
	8	#include "thread.h"
	9	#include <linux/rbtree.h>
	10	#include "../../../include/linux/perf_event.h"
	11
	12	struct sample_queue;
	13	struct ip_callchain;
	14	struct thread;
	15
	16	struct ordered_samples {
	17	u64 last_flush;
	18	u64 next_flush;
	19	u64 max_timestamp;
	20	struct list_head samples;
	21	struct list_head sample_cache;
	22	struct list_head to_free;
	23	struct sample_queue *sample_buffer;
	24	struct sample_queue *last_sample;
	25	int sample_buffer_idx;
	26	};
	27
	28	struct perf_session {
	29	struct perf_header header;
	30	unsigned long size;
	31	unsigned long mmap_window;
	32	struct rb_root threads;
	33	struct list_head dead_threads;
	34	struct thread *last_match;
	35	struct machine host_machine;
	36	struct rb_root machines;
	37	struct perf_evlist *evlist;
	38	/*
	39	* FIXME: Need to split this up further, we need global
	40	* stats + per event stats. 'perf diff' also needs
	41	* to properly support multiple events in a single
	42	* perf.data file.
	43	*/
	44	struct hists hists;
	45	u64 sample_type;
	46	int fd;
	47	bool fd_pipe;
	48	bool repipe;
	49	bool sample_id_all;
	50	u16 id_hdr_size;
	51	int cwdlen;
	52	char *cwd;
	53	struct ordered_samples ordered_samples;
	54	struct callchain_cursor callchain_cursor;
	55	char filename[0];
	56	};
	57
	58	struct perf_event_ops;
	59
	60	typedef int (event_op)(union perf_event self, struct perf_sample *sample,
	61	struct perf_session *session);
	62	typedef int (event_synth_op)(union perf_event self,
	63	struct perf_session *session);
	64	typedef int (event_op2)(union perf_event self, struct perf_session *session,
	65	struct perf_event_ops *ops);
	66
	67	struct perf_event_ops {
	68	event_op sample,
	69	mmap,
	70	comm,
	71	fork,
	72	exit,
	73	lost,
	74	read,
	75	throttle,
	76	unthrottle;
	77	event_synth_op attr,
	78	event_type,
	79	tracing_data,
	80	build_id;
	81	event_op2 finished_round;
	82	bool ordered_samples;
	83	bool ordering_requires_timestamps;
	84	};
	85
	86	struct perf_session perf_session__new(const char filename, int mode,
	87	bool force, bool repipe,
	88	struct perf_event_ops *ops);
	89	void perf_session__delete(struct perf_session *self);
	90
	91	void perf_event_header__bswap(struct perf_event_header *self);
	92
	93	int __perf_session__process_events(struct perf_session *self,
	94	u64 data_offset, u64 data_size, u64 size,
	95	struct perf_event_ops *ops);
	96	int perf_session__process_events(struct perf_session *self,
	97	struct perf_event_ops *event_ops);
	98
	99	int perf_session__resolve_callchain(struct perf_session *self,
	100	struct thread *thread,
	101	struct ip_callchain *chain,
	102	struct symbol **parent);
	103
	104	bool perf_session__has_traces(struct perf_session self, const char msg);
	105
	106	int perf_session__set_kallsyms_ref_reloc_sym(struct map **maps,
	107	const char *symbol_name,
	108	u64 addr);
	109
	110	void mem_bswap_64(void *src, int byte_size);
	111
	112	int perf_session__create_kernel_maps(struct perf_session *self);
	113
	114	void perf_session__update_sample_type(struct perf_session *self);
	115	void perf_session__remove_thread(struct perf_session self, struct thread th);
	116
	117	static inline
	118	struct machine perf_session__find_host_machine(struct perf_session self)
	119	{
	120	return &self->host_machine;
	121	}
	122
	123	static inline
	124	struct machine perf_session__find_machine(struct perf_session self, pid_t pid)
	125	{
	126	if (pid == HOST_KERNEL_ID)
	127	return &self->host_machine;
	128	return machines__find(&self->machines, pid);
	129	}
	130
	131	static inline
	132	struct machine perf_session__findnew_machine(struct perf_session self, pid_t pid)
	133	{
	134	if (pid == HOST_KERNEL_ID)
	135	return &self->host_machine;
	136	return machines__findnew(&self->machines, pid);
	137	}
	138
	139	static inline
	140	void perf_session__process_machines(struct perf_session *self,
	141	machine__process_t process)
	142	{
	143	process(&self->host_machine, self);
	144	return machines__process(&self->machines, process, self);
	145	}
	146
	147	size_t perf_session__fprintf_dsos(struct perf_session self, FILE fp);
	148
	149	size_t perf_session__fprintf_dsos_buildid(struct perf_session *self,
	150	FILE *fp, bool with_hits);
	151
	152	size_t perf_session__fprintf_nr_events(struct perf_session session, FILE fp);
	153
	154	static inline int perf_session__parse_sample(struct perf_session *session,
	155	const union perf_event *event,
	156	struct perf_sample *sample)
	157	{
	158	return perf_event__parse_sample(event, session->sample_type,
	159	session->sample_id_all, sample);
	160	}
	161
	162	#endif /* __PERF_SESSION_H */