diff options
Diffstat (limited to 'tools/perf/util/evlist.h')
| -rw-r--r-- | tools/perf/util/evlist.h | 26 |
1 files changed, 18 insertions, 8 deletions
diff --git a/tools/perf/util/evlist.h b/tools/perf/util/evlist.h index 880d7139d2f..649d6ea98a8 100644 --- a/tools/perf/util/evlist.h +++ b/tools/perf/util/evlist.h @@ -21,7 +21,7 @@ struct perf_mmap { void *base; int mask; unsigned int prev; - union perf_event event_copy; + char event_copy[PERF_SAMPLE_MAX_SIZE]; }; struct perf_evlist { @@ -31,7 +31,7 @@ struct perf_evlist { int nr_groups; int nr_fds; int nr_mmaps; - int mmap_len; + size_t mmap_len; int id_pos; int is_pos; u64 combined_sample_type; @@ -53,6 +53,7 @@ struct perf_evsel_str_handler { }; struct perf_evlist *perf_evlist__new(void); +struct perf_evlist *perf_evlist__new_default(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); @@ -87,7 +88,9 @@ struct perf_evsel *perf_evlist__id2evsel(struct perf_evlist *evlist, u64 id); struct perf_sample_id *perf_evlist__id2sid(struct perf_evlist *evlist, u64 id); -union perf_event *perf_evlist__mmap_read(struct perf_evlist *self, int idx); +union perf_event *perf_evlist__mmap_read(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); @@ -96,13 +99,18 @@ void perf_evlist__set_id_pos(struct perf_evlist *evlist); bool perf_can_sample_identifier(void); void perf_evlist__config(struct perf_evlist *evlist, struct perf_record_opts *opts); +int perf_record_opts__config(struct perf_record_opts *opts); int perf_evlist__prepare_workload(struct perf_evlist *evlist, - struct perf_target *target, + struct target *target, const char *argv[], bool pipe_output, bool want_signal); int perf_evlist__start_workload(struct perf_evlist *evlist); +int perf_evlist__parse_mmap_pages(const struct option *opt, + const char *str, + int unset); + int perf_evlist__mmap(struct perf_evlist *evlist, unsigned int pages, bool overwrite); void perf_evlist__munmap(struct perf_evlist *evlist); @@ -126,8 +134,7 @@ static inline void perf_evlist__set_maps(struct perf_evlist *evlist, evlist->threads = threads; } -int perf_evlist__create_maps(struct perf_evlist *evlist, - struct perf_target *target); +int perf_evlist__create_maps(struct perf_evlist *evlist, struct target *target); void perf_evlist__delete_maps(struct perf_evlist *evlist); int perf_evlist__apply_filters(struct perf_evlist *evlist); @@ -163,10 +170,13 @@ static inline struct perf_evsel *perf_evlist__last(struct perf_evlist *evlist) size_t perf_evlist__fprintf(struct perf_evlist *evlist, FILE *fp); +int perf_evlist__strerror_tp(struct perf_evlist *evlist, int err, char *buf, size_t size); +int perf_evlist__strerror_open(struct perf_evlist *evlist, int err, char *buf, size_t size); + static inline unsigned int perf_mmap__read_head(struct perf_mmap *mm) { struct perf_event_mmap_page *pc = mm->base; - int head = pc->data_head; + int head = ACCESS_ONCE(pc->data_head); rmb(); return head; } @@ -179,7 +189,7 @@ static inline void perf_mmap__write_tail(struct perf_mmap *md, /* * ensure all reads are done before we write the tail out. */ - /* mb(); */ + mb(); pc->data_tail = tail; } |