linux_dsm_epyc7002/tools/perf/util/ordered-events.h
Arnaldo Carvalho de Melo d10eb1eb76 perf ordered_events: Allow tools to specify a deliver method
So that we can simplify the deliver method to pass just:

 (ordered_events, ordered_event, sample);

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Borislav Petkov <bp@suse.de>
Cc: David Ahern <dsahern@gmail.com>
Cc: Don Zickus <dzickus@redhat.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-j0s4bpxs5qza5tnkvjwom9rw@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2015-03-12 12:39:46 -03:00

73 lines
1.8 KiB
C

#ifndef __ORDERED_EVENTS_H
#define __ORDERED_EVENTS_H
#include <linux/types.h>
struct perf_tool;
struct perf_evlist;
struct perf_sample;
struct machines;
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;
typedef int (*ordered_events__deliver_t)(struct ordered_events *oe,
struct ordered_event *event,
struct perf_sample *sample);
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;
struct machines *machines;
struct perf_evlist *evlist;
struct perf_tool *tool;
ordered_events__deliver_t deliver;
int buffer_idx;
unsigned int nr_events;
enum oe_flush last_flush_type;
bool copy_on_queue;
};
struct ordered_event *ordered_events__new(struct ordered_events *oe, u64 timestamp,
union perf_event *event);
void ordered_events__delete(struct ordered_events *oe, struct ordered_event *event);
int ordered_events__flush(struct ordered_events *oe, enum oe_flush how);
void ordered_events__init(struct ordered_events *oe, struct machines *machines,
struct perf_evlist *evlsit, struct perf_tool *tool,
ordered_events__deliver_t deliver);
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;
}
static inline
void ordered_events__set_copy_on_queue(struct ordered_events *oe, bool copy)
{
oe->copy_on_queue = copy;
}
#endif /* __ORDERED_EVENTS_H */