diff options
Diffstat (limited to 'tools/perf/util/auxtrace.h')
| -rw-r--r-- | tools/perf/util/auxtrace.h | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/tools/perf/util/auxtrace.h b/tools/perf/util/auxtrace.h index 53b60a64a693..b9e4b9d66f5e 100644 --- a/tools/perf/util/auxtrace.h +++ b/tools/perf/util/auxtrace.h @@ -80,6 +80,32 @@ struct itrace_synth_opts { }; /** + * struct auxtrace_index_entry - indexes a AUX area tracing event within a + * perf.data file. + * @file_offset: offset within the perf.data file + * @sz: size of the event + */ +struct auxtrace_index_entry { + u64 file_offset; + u64 sz; +}; + +#define PERF_AUXTRACE_INDEX_ENTRY_COUNT 256 + +/** + * struct auxtrace_index - index of AUX area tracing events within a perf.data + * file. + * @list: linking a number of arrays of entries + * @nr: number of entries + * @entries: array of entries + */ +struct auxtrace_index { + struct list_head list; + size_t nr; + struct auxtrace_index_entry entries[PERF_AUXTRACE_INDEX_ENTRY_COUNT]; +}; + +/** * struct auxtrace - session callbacks to allow AUX area data decoding. * @process_event: lets the decoder see all session events * @flush_events: process any remaining data @@ -321,6 +347,8 @@ int auxtrace_queues__add_event(struct auxtrace_queues *queues, union perf_event *event, off_t data_offset, struct auxtrace_buffer **buffer_ptr); void auxtrace_queues__free(struct auxtrace_queues *queues); +int auxtrace_queues__process_index(struct auxtrace_queues *queues, + struct perf_session *session); struct auxtrace_buffer *auxtrace_buffer__next(struct auxtrace_queue *queue, struct auxtrace_buffer *buffer); void *auxtrace_buffer__get_data(struct auxtrace_buffer *buffer, int fd); @@ -361,6 +389,13 @@ int auxtrace_record__info_fill(struct auxtrace_record *itr, void auxtrace_record__free(struct auxtrace_record *itr); u64 auxtrace_record__reference(struct auxtrace_record *itr); +int auxtrace_index__auxtrace_event(struct list_head *head, union perf_event *event, + off_t file_offset); +int auxtrace_index__write(int fd, struct list_head *head); +int auxtrace_index__process(int fd, u64 size, struct perf_session *session, + bool needs_swap); +void auxtrace_index__free(struct list_head *head); + void auxtrace_synth_error(struct auxtrace_error_event *auxtrace_error, int type, int code, int cpu, pid_t pid, pid_t tid, u64 ip, const char *msg); |