[deliverable/linux.git] / tools / perf / util / ordered-events.h

#ifndef __ORDERED_EVENTS_H
#define __ORDERED_EVENTS_H

#include <linux/types.h>
#include "tool.h"

struct perf_session;

struct ordered_event {
	u64			timestamp;
	u64			file_offset;
	union perf_event	*event;
	struct list_head	list;
};

enum oe_flush {
	OE_FLUSH__NONE,
	OE_FLUSH__FINAL,
	OE_FLUSH__ROUND,
	OE_FLUSH__HALF,
};

struct ordered_events {
	u64			last_flush;
	u64			next_flush;
	u64			max_timestamp;
	u64			max_alloc_size;
	u64			cur_alloc_size;
	struct list_head	events;
	struct list_head	cache;
	struct list_head	to_free;
	struct ordered_event	*buffer;
	struct ordered_event	*last;
	int			buffer_idx;
	unsigned int		nr_events;
	enum oe_flush		last_flush_type;
};

struct ordered_event *ordered_events__new(struct ordered_events *oe, u64 timestamp);
void ordered_events__delete(struct ordered_events *oe, struct ordered_event *event);
int ordered_events__flush(struct perf_session *s, struct perf_tool *tool,
			  enum oe_flush how);
void ordered_events__init(struct ordered_events *oe);
void ordered_events__free(struct ordered_events *oe);

static inline
void ordered_events__set_alloc_size(struct ordered_events *oe, u64 size)
{
	oe->max_alloc_size = size;
}
#endif /* __ORDERED_EVENTS_H */
Commit	Line	Data
5f86b80b JO	1	#ifndef __ORDERED_EVENTS_H
	2	#define __ORDERED_EVENTS_H
	3
	4	#include <linux/types.h>
	5	#include "tool.h"
	6
	7	struct perf_session;
	8
	9	struct ordered_event {
	10	u64 timestamp;
	11	u64 file_offset;
	12	union perf_event *event;
	13	struct list_head list;
	14	};
	15
	16	enum oe_flush {
b0a45203	17	OE_FLUSH__NONE,
5f86b80b JO	18	OE_FLUSH__FINAL,
	19	OE_FLUSH__ROUND,
	20	OE_FLUSH__HALF,
	21	};
	22
	23	struct ordered_events {
	24	u64 last_flush;
	25	u64 next_flush;
	26	u64 max_timestamp;
	27	u64 max_alloc_size;
	28	u64 cur_alloc_size;
	29	struct list_head events;
	30	struct list_head cache;
	31	struct list_head to_free;
	32	struct ordered_event *buffer;
	33	struct ordered_event *last;
	34	int buffer_idx;
	35	unsigned int nr_events;
b0a45203	36	enum oe_flush last_flush_type;
5f86b80b JO	37	};
	38
	39	struct ordered_event ordered_events__new(struct ordered_events oe, u64 timestamp);
	40	void ordered_events__delete(struct ordered_events oe, struct ordered_event event);
	41	int ordered_events__flush(struct perf_session s, struct perf_tool tool,
	42	enum oe_flush how);
36522f5c	43	void ordered_events__init(struct ordered_events *oe);
adc56ed1	44	void ordered_events__free(struct ordered_events *oe);
94786b67 JO	45
	46	static inline
	47	void ordered_events__set_alloc_size(struct ordered_events *oe, u64 size)
	48	{
	49	oe->max_alloc_size = size;
	50	}
5f86b80b	51	#endif /* __ORDERED_EVENTS_H */