tools/lib/perf/include/perf/evlist.h

Source file repositories/reference/linux-study-clean/tools/lib/perf/include/perf/evlist.h

File Facts

System
Linux kernel
Corpus path
tools/lib/perf/include/perf/evlist.h
Extension
.h
Size
2103 bytes
Lines
52
Domain
Support Tooling And Documentation
Bucket
tools
Inferred role
Support Tooling And Documentation: implementation source
Status
source implementation candidate

Why This File Exists

Repository support layer: documentation, build tooling, samples, user-space helper tools, generated initramfs support, licenses, and validation utilities.

Dependency Surface

Detected Declarations

Annotated Snippet

#ifndef __LIBPERF_EVLIST_H
#define __LIBPERF_EVLIST_H

#include <perf/core.h>
#include <stdbool.h>

struct perf_evlist;
struct perf_evsel;
struct perf_cpu_map;
struct perf_thread_map;

LIBPERF_API void perf_evlist__add(struct perf_evlist *evlist,
				  struct perf_evsel *evsel);
LIBPERF_API void perf_evlist__remove(struct perf_evlist *evlist,
				     struct perf_evsel *evsel);
LIBPERF_API struct perf_evlist *perf_evlist__new(void);
LIBPERF_API void perf_evlist__delete(struct perf_evlist *evlist);
LIBPERF_API struct perf_evsel* perf_evlist__next(struct perf_evlist *evlist,
						 struct perf_evsel *evsel);
LIBPERF_API int perf_evlist__open(struct perf_evlist *evlist);
LIBPERF_API void perf_evlist__close(struct perf_evlist *evlist);
LIBPERF_API void perf_evlist__enable(struct perf_evlist *evlist);
LIBPERF_API void perf_evlist__disable(struct perf_evlist *evlist);

#define perf_evlist__for_each_evsel(evlist, pos)	\
	for ((pos) = perf_evlist__next((evlist), NULL);	\
	     (pos) != NULL;				\
	     (pos) = perf_evlist__next((evlist), (pos)))

LIBPERF_API void perf_evlist__set_maps(struct perf_evlist *evlist,
				       struct perf_cpu_map *cpus,
				       struct perf_thread_map *threads);
LIBPERF_API int perf_evlist__poll(struct perf_evlist *evlist, int timeout);
LIBPERF_API int perf_evlist__filter_pollfd(struct perf_evlist *evlist,
					   short revents_and_mask);

LIBPERF_API int perf_evlist__mmap(struct perf_evlist *evlist, int pages);
LIBPERF_API void perf_evlist__munmap(struct perf_evlist *evlist);

LIBPERF_API struct perf_mmap *perf_evlist__next_mmap(struct perf_evlist *evlist,
						     struct perf_mmap *map,
						     bool overwrite);
#define perf_evlist__for_each_mmap(evlist, pos, overwrite)		\
	for ((pos) = perf_evlist__next_mmap((evlist), NULL, overwrite);	\
	     (pos) != NULL;						\
	     (pos) = perf_evlist__next_mmap((evlist), (pos), overwrite))

LIBPERF_API void perf_evlist__set_leader(struct perf_evlist *evlist);
LIBPERF_API int perf_evlist__nr_groups(struct perf_evlist *evlist);
#endif /* __LIBPERF_EVLIST_H */

Annotation

Implementation Notes