1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * auxtrace.h: AUX area trace support
4 * Copyright (c) 2013-2015, Intel Corporation.
7 #ifndef __PERF_AUXTRACE_H
8 #define __PERF_AUXTRACE_H
10 #include <sys/types.h>
14 #include <stdio.h> // FILE
15 #include <linux/list.h>
16 #include <linux/perf_event.h>
17 #include <linux/types.h>
18 #include <asm/bitsperlong.h>
19 #include <asm/barrier.h>
30 struct perf_record_auxtrace_error;
31 struct perf_record_auxtrace_info;
35 enum auxtrace_error_type {
36 PERF_AUXTRACE_ERROR_ITRACE = 1,
37 PERF_AUXTRACE_ERROR_MAX
40 /* Auxtrace records must have the same alignment as perf event records */
41 #define PERF_AUXTRACE_RECORD_ALIGNMENT 8
44 PERF_AUXTRACE_UNKNOWN,
45 PERF_AUXTRACE_INTEL_PT,
46 PERF_AUXTRACE_INTEL_BTS,
48 PERF_AUXTRACE_ARM_SPE,
49 PERF_AUXTRACE_S390_CPUMSF,
52 enum itrace_period_type {
53 PERF_ITRACE_PERIOD_INSTRUCTIONS,
54 PERF_ITRACE_PERIOD_TICKS,
55 PERF_ITRACE_PERIOD_NANOSECS,
58 #define AUXTRACE_ERR_FLG_OVERFLOW (1 << ('o' - 'a'))
59 #define AUXTRACE_ERR_FLG_DATA_LOST (1 << ('l' - 'a'))
61 #define AUXTRACE_LOG_FLG_ALL_PERF_EVTS (1 << ('a' - 'a'))
64 * struct itrace_synth_opts - AUX area tracing synthesis options.
65 * @set: indicates whether or not options have been set
66 * @default_no_sample: Default to no sampling.
67 * @inject: indicates the event (not just the sample) must be fully synthesized
68 * because 'perf inject' will write it out
69 * @instructions: whether to synthesize 'instructions' events
70 * @branches: whether to synthesize 'branches' events
71 * (branch misses only for Arm SPE)
72 * @transactions: whether to synthesize events for transactions
73 * @ptwrites: whether to synthesize events for ptwrites
74 * @pwr_events: whether to synthesize power events
75 * @other_events: whether to synthesize other events recorded due to the use of
77 * @errors: whether to synthesize decoder error events
78 * @dont_decode: whether to skip decoding entirely
79 * @log: write a decoding log
80 * @calls: limit branch samples to calls (can be combined with @returns)
81 * @returns: limit branch samples to returns (can be combined with @calls)
82 * @callchain: add callchain to 'instructions' events
83 * @add_callchain: add callchain to existing event records
84 * @thread_stack: feed branches to the thread_stack
85 * @last_branch: add branch context to 'instruction' events
86 * @add_last_branch: add branch context to existing event records
87 * @flc: whether to synthesize first level cache events
88 * @llc: whether to synthesize last level cache events
89 * @tlb: whether to synthesize TLB events
90 * @remote_access: whether to synthesize remote access events
91 * @mem: whether to synthesize memory events
92 * @timeless_decoding: prefer "timeless" decoding i.e. ignore timestamps
93 * @vm_time_correlation: perform VM Time Correlation
94 * @vm_tm_corr_dry_run: VM Time Correlation dry-run
95 * @vm_tm_corr_args: VM Time Correlation implementation-specific arguments
96 * @callchain_sz: maximum callchain size
97 * @last_branch_sz: branch context size
98 * @period: 'instructions' events period
99 * @period_type: 'instructions' events period type
100 * @initial_skip: skip N events at the beginning.
101 * @cpu_bitmap: CPUs for which to synthesize events, or NULL for all
102 * @ptime_range: time intervals to trace or NULL
103 * @range_num: number of time intervals to trace
104 * @error_plus_flags: flags to affect what errors are reported
105 * @error_minus_flags: flags to affect what errors are reported
106 * @log_plus_flags: flags to affect what is logged
107 * @log_minus_flags: flags to affect what is logged
108 * @quick: quicker (less detailed) decoding
110 struct itrace_synth_opts {
112 bool default_no_sample;
129 bool add_last_branch;
135 bool timeless_decoding;
136 bool vm_time_correlation;
137 bool vm_tm_corr_dry_run;
138 char *vm_tm_corr_args;
139 unsigned int callchain_sz;
140 unsigned int last_branch_sz;
141 unsigned long long period;
142 enum itrace_period_type period_type;
143 unsigned long initial_skip;
144 unsigned long *cpu_bitmap;
145 struct perf_time_interval *ptime_range;
147 unsigned int error_plus_flags;
148 unsigned int error_minus_flags;
149 unsigned int log_plus_flags;
150 unsigned int log_minus_flags;
155 * struct auxtrace_index_entry - indexes a AUX area tracing event within a
157 * @file_offset: offset within the perf.data file
158 * @sz: size of the event
160 struct auxtrace_index_entry {
165 #define PERF_AUXTRACE_INDEX_ENTRY_COUNT 256
168 * struct auxtrace_index - index of AUX area tracing events within a perf.data
170 * @list: linking a number of arrays of entries
171 * @nr: number of entries
172 * @entries: array of entries
174 struct auxtrace_index {
175 struct list_head list;
177 struct auxtrace_index_entry entries[PERF_AUXTRACE_INDEX_ENTRY_COUNT];
181 * struct auxtrace - session callbacks to allow AUX area data decoding.
182 * @process_event: lets the decoder see all session events
183 * @process_auxtrace_event: process a PERF_RECORD_AUXTRACE event
184 * @queue_data: queue an AUX sample or PERF_RECORD_AUXTRACE event for later
186 * @dump_auxtrace_sample: dump AUX area sample data
187 * @flush_events: process any remaining data
188 * @free_events: free resources associated with event processing
189 * @free: free resources associated with the session
192 int (*process_event)(struct perf_session *session,
193 union perf_event *event,
194 struct perf_sample *sample,
195 struct perf_tool *tool);
196 int (*process_auxtrace_event)(struct perf_session *session,
197 union perf_event *event,
198 struct perf_tool *tool);
199 int (*queue_data)(struct perf_session *session,
200 struct perf_sample *sample, union perf_event *event,
202 void (*dump_auxtrace_sample)(struct perf_session *session,
203 struct perf_sample *sample);
204 int (*flush_events)(struct perf_session *session,
205 struct perf_tool *tool);
206 void (*free_events)(struct perf_session *session);
207 void (*free)(struct perf_session *session);
208 bool (*evsel_is_auxtrace)(struct perf_session *session,
209 struct evsel *evsel);
213 * struct auxtrace_buffer - a buffer containing AUX area tracing data.
214 * @list: buffers are queued in a list held by struct auxtrace_queue
215 * @size: size of the buffer in bytes
216 * @pid: in per-thread mode, the pid this buffer is associated with
217 * @tid: in per-thread mode, the tid this buffer is associated with
218 * @cpu: in per-cpu mode, the cpu this buffer is associated with
219 * @data: actual buffer data (can be null if the data has not been loaded)
220 * @data_offset: file offset at which the buffer can be read
221 * @mmap_addr: mmap address at which the buffer can be read
222 * @mmap_size: size of the mmap at @mmap_addr
223 * @data_needs_freeing: @data was malloc'd so free it when it is no longer
225 * @consecutive: the original data was split up and this buffer is consecutive
226 * to the previous buffer
227 * @offset: offset as determined by aux_head / aux_tail members of struct
228 * perf_event_mmap_page
229 * @reference: an implementation-specific reference determined when the data is
231 * @buffer_nr: used to number each buffer
232 * @use_size: implementation actually only uses this number of bytes
233 * @use_data: implementation actually only uses data starting at this address
235 struct auxtrace_buffer {
236 struct list_head list;
245 bool data_needs_freeing;
255 * struct auxtrace_queue - a queue of AUX area tracing data buffers.
256 * @head: head of buffer list
257 * @tid: in per-thread mode, the tid this queue is associated with
258 * @cpu: in per-cpu mode, the cpu this queue is associated with
259 * @set: %true once this queue has been dedicated to a specific thread or cpu
260 * @priv: implementation-specific data
262 struct auxtrace_queue {
263 struct list_head head;
271 * struct auxtrace_queues - an array of AUX area tracing queues.
272 * @queue_array: array of queues
273 * @nr_queues: number of queues
274 * @new_data: set whenever new data is queued
275 * @populated: queues have been fully populated using the auxtrace_index
276 * @next_buffer_nr: used to number each buffer
278 struct auxtrace_queues {
279 struct auxtrace_queue *queue_array;
280 unsigned int nr_queues;
287 * struct auxtrace_heap_item - element of struct auxtrace_heap.
288 * @queue_nr: queue number
289 * @ordinal: value used for sorting (lowest ordinal is top of the heap) expected
292 struct auxtrace_heap_item {
293 unsigned int queue_nr;
298 * struct auxtrace_heap - a heap suitable for sorting AUX area tracing queues.
299 * @heap_array: the heap
300 * @heap_cnt: the number of elements in the heap
301 * @heap_sz: maximum number of elements (grows as needed)
303 struct auxtrace_heap {
304 struct auxtrace_heap_item *heap_array;
305 unsigned int heap_cnt;
306 unsigned int heap_sz;
310 * struct auxtrace_mmap - records an mmap of the auxtrace buffer.
311 * @base: address of mapped area
312 * @userpg: pointer to buffer's perf_event_mmap_page
313 * @mask: %0 if @len is not a power of two, otherwise (@len - %1)
314 * @len: size of mapped area
315 * @prev: previous aux_head
316 * @idx: index of this mmap
317 * @tid: tid for a per-thread mmap (also set if there is only 1 tid on a per-cpu
319 * @cpu: cpu number for a per-cpu mmap otherwise %-1
321 struct auxtrace_mmap {
333 * struct auxtrace_mmap_params - parameters to set up struct auxtrace_mmap.
334 * @mask: %0 if @len is not a power of two, otherwise (@len - %1)
335 * @offset: file offset of mapped area
336 * @len: size of mapped area
337 * @prot: mmap memory protection
338 * @idx: index of this mmap
339 * @tid: tid for a per-thread mmap (also set if there is only 1 tid on a per-cpu
341 * @cpu: cpu number for a per-cpu mmap otherwise %-1
343 struct auxtrace_mmap_params {
354 * struct auxtrace_record - callbacks for recording AUX area data.
355 * @recording_options: validate and process recording options
356 * @info_priv_size: return the size of the private data in auxtrace_info_event
357 * @info_fill: fill-in the private data in auxtrace_info_event
358 * @free: free this auxtrace record structure
359 * @snapshot_start: starting a snapshot
360 * @snapshot_finish: finishing a snapshot
361 * @find_snapshot: find data to snapshot within auxtrace mmap
362 * @parse_snapshot_options: parse snapshot options
363 * @reference: provide a 64-bit reference number for auxtrace_event
364 * @read_finish: called after reading from an auxtrace mmap
365 * @alignment: alignment (if any) for AUX area data
366 * @default_aux_sample_size: default sample size for --aux sample option
367 * @pmu: associated pmu
368 * @evlist: selected events list
370 struct auxtrace_record {
371 int (*recording_options)(struct auxtrace_record *itr,
372 struct evlist *evlist,
373 struct record_opts *opts);
374 size_t (*info_priv_size)(struct auxtrace_record *itr,
375 struct evlist *evlist);
376 int (*info_fill)(struct auxtrace_record *itr,
377 struct perf_session *session,
378 struct perf_record_auxtrace_info *auxtrace_info,
380 void (*free)(struct auxtrace_record *itr);
381 int (*snapshot_start)(struct auxtrace_record *itr);
382 int (*snapshot_finish)(struct auxtrace_record *itr);
383 int (*find_snapshot)(struct auxtrace_record *itr, int idx,
384 struct auxtrace_mmap *mm, unsigned char *data,
385 u64 *head, u64 *old);
386 int (*parse_snapshot_options)(struct auxtrace_record *itr,
387 struct record_opts *opts,
389 u64 (*reference)(struct auxtrace_record *itr);
390 int (*read_finish)(struct auxtrace_record *itr, int idx);
391 unsigned int alignment;
392 unsigned int default_aux_sample_size;
393 struct perf_pmu *pmu;
394 struct evlist *evlist;
398 * struct addr_filter - address filter.
400 * @range: true if it is a range filter
401 * @start: true if action is 'filter' or 'start'
402 * @action: 'filter', 'start' or 'stop' ('tracestop' is accepted but converted
404 * @sym_from: symbol name for the filter address
405 * @sym_to: symbol name that determines the filter size
406 * @sym_from_idx: selects n'th from symbols with the same name (0 means global
407 * and less than 0 means symbol must be unique)
408 * @sym_to_idx: same as @sym_from_idx but for @sym_to
409 * @addr: filter address
410 * @size: filter region size (for range filters)
411 * @filename: DSO file name or NULL for the kernel
412 * @str: allocated string that contains the other string members
415 struct list_head list;
419 const char *sym_from;
425 const char *filename;
430 * struct addr_filters - list of address filters.
431 * @head: list of address filters
432 * @cnt: number of address filters
434 struct addr_filters {
435 struct list_head head;
439 struct auxtrace_cache;
441 #ifdef HAVE_AUXTRACE_SUPPORT
444 * In snapshot mode the mmapped page is read-only which makes using
445 * __sync_val_compare_and_swap() problematic. However, snapshot mode expects
446 * the buffer is not updated while the snapshot is made (e.g. Intel PT disables
447 * the event) so there is not a race anyway.
449 static inline u64 auxtrace_mmap__read_snapshot_head(struct auxtrace_mmap *mm)
451 struct perf_event_mmap_page *pc = mm->userpg;
452 u64 head = READ_ONCE(pc->aux_head);
454 /* Ensure all reads are done after we read the head */
459 static inline u64 auxtrace_mmap__read_head(struct auxtrace_mmap *mm)
461 struct perf_event_mmap_page *pc = mm->userpg;
462 #if BITS_PER_LONG == 64 || !defined(HAVE_SYNC_COMPARE_AND_SWAP_SUPPORT)
463 u64 head = READ_ONCE(pc->aux_head);
465 u64 head = __sync_val_compare_and_swap(&pc->aux_head, 0, 0);
468 /* Ensure all reads are done after we read the head */
473 static inline void auxtrace_mmap__write_tail(struct auxtrace_mmap *mm, u64 tail)
475 struct perf_event_mmap_page *pc = mm->userpg;
476 #if BITS_PER_LONG != 64 && defined(HAVE_SYNC_COMPARE_AND_SWAP_SUPPORT)
480 /* Ensure all reads are done before we write the tail out */
482 #if BITS_PER_LONG == 64 || !defined(HAVE_SYNC_COMPARE_AND_SWAP_SUPPORT)
483 WRITE_ONCE(pc->aux_tail, tail);
486 old_tail = __sync_val_compare_and_swap(&pc->aux_tail, 0, 0);
487 } while (!__sync_bool_compare_and_swap(&pc->aux_tail, old_tail, tail));
491 int auxtrace_mmap__mmap(struct auxtrace_mmap *mm,
492 struct auxtrace_mmap_params *mp,
493 void *userpg, int fd);
494 void auxtrace_mmap__munmap(struct auxtrace_mmap *mm);
495 void auxtrace_mmap_params__init(struct auxtrace_mmap_params *mp,
496 off_t auxtrace_offset,
497 unsigned int auxtrace_pages,
498 bool auxtrace_overwrite);
499 void auxtrace_mmap_params__set_idx(struct auxtrace_mmap_params *mp,
500 struct evlist *evlist, int idx,
503 typedef int (*process_auxtrace_t)(struct perf_tool *tool,
505 union perf_event *event, void *data1,
506 size_t len1, void *data2, size_t len2);
508 int auxtrace_mmap__read(struct mmap *map, struct auxtrace_record *itr,
509 struct perf_tool *tool, process_auxtrace_t fn);
511 int auxtrace_mmap__read_snapshot(struct mmap *map,
512 struct auxtrace_record *itr,
513 struct perf_tool *tool, process_auxtrace_t fn,
514 size_t snapshot_size);
516 int auxtrace_queues__init(struct auxtrace_queues *queues);
517 int auxtrace_queues__add_event(struct auxtrace_queues *queues,
518 struct perf_session *session,
519 union perf_event *event, off_t data_offset,
520 struct auxtrace_buffer **buffer_ptr);
521 struct auxtrace_queue *
522 auxtrace_queues__sample_queue(struct auxtrace_queues *queues,
523 struct perf_sample *sample,
524 struct perf_session *session);
525 int auxtrace_queues__add_sample(struct auxtrace_queues *queues,
526 struct perf_session *session,
527 struct perf_sample *sample, u64 data_offset,
529 void auxtrace_queues__free(struct auxtrace_queues *queues);
530 int auxtrace_queues__process_index(struct auxtrace_queues *queues,
531 struct perf_session *session);
532 int auxtrace_queue_data(struct perf_session *session, bool samples,
534 struct auxtrace_buffer *auxtrace_buffer__next(struct auxtrace_queue *queue,
535 struct auxtrace_buffer *buffer);
536 void *auxtrace_buffer__get_data_rw(struct auxtrace_buffer *buffer, int fd, bool rw);
537 static inline void *auxtrace_buffer__get_data(struct auxtrace_buffer *buffer, int fd)
539 return auxtrace_buffer__get_data_rw(buffer, fd, false);
541 void auxtrace_buffer__put_data(struct auxtrace_buffer *buffer);
542 void auxtrace_buffer__drop_data(struct auxtrace_buffer *buffer);
543 void auxtrace_buffer__free(struct auxtrace_buffer *buffer);
545 int auxtrace_heap__add(struct auxtrace_heap *heap, unsigned int queue_nr,
547 void auxtrace_heap__pop(struct auxtrace_heap *heap);
548 void auxtrace_heap__free(struct auxtrace_heap *heap);
550 struct auxtrace_cache_entry {
551 struct hlist_node hash;
555 struct auxtrace_cache *auxtrace_cache__new(unsigned int bits, size_t entry_size,
556 unsigned int limit_percent);
557 void auxtrace_cache__free(struct auxtrace_cache *auxtrace_cache);
558 void *auxtrace_cache__alloc_entry(struct auxtrace_cache *c);
559 void auxtrace_cache__free_entry(struct auxtrace_cache *c, void *entry);
560 int auxtrace_cache__add(struct auxtrace_cache *c, u32 key,
561 struct auxtrace_cache_entry *entry);
562 void auxtrace_cache__remove(struct auxtrace_cache *c, u32 key);
563 void *auxtrace_cache__lookup(struct auxtrace_cache *c, u32 key);
565 struct auxtrace_record *auxtrace_record__init(struct evlist *evlist,
568 int auxtrace_parse_snapshot_options(struct auxtrace_record *itr,
569 struct record_opts *opts,
571 int auxtrace_parse_sample_options(struct auxtrace_record *itr,
572 struct evlist *evlist,
573 struct record_opts *opts, const char *str);
574 void auxtrace_regroup_aux_output(struct evlist *evlist);
575 int auxtrace_record__options(struct auxtrace_record *itr,
576 struct evlist *evlist,
577 struct record_opts *opts);
578 size_t auxtrace_record__info_priv_size(struct auxtrace_record *itr,
579 struct evlist *evlist);
580 int auxtrace_record__info_fill(struct auxtrace_record *itr,
581 struct perf_session *session,
582 struct perf_record_auxtrace_info *auxtrace_info,
584 void auxtrace_record__free(struct auxtrace_record *itr);
585 int auxtrace_record__snapshot_start(struct auxtrace_record *itr);
586 int auxtrace_record__snapshot_finish(struct auxtrace_record *itr, bool on_exit);
587 int auxtrace_record__find_snapshot(struct auxtrace_record *itr, int idx,
588 struct auxtrace_mmap *mm,
589 unsigned char *data, u64 *head, u64 *old);
590 u64 auxtrace_record__reference(struct auxtrace_record *itr);
591 int auxtrace_record__read_finish(struct auxtrace_record *itr, int idx);
593 int auxtrace_index__auxtrace_event(struct list_head *head, union perf_event *event,
595 int auxtrace_index__write(int fd, struct list_head *head);
596 int auxtrace_index__process(int fd, u64 size, struct perf_session *session,
598 void auxtrace_index__free(struct list_head *head);
600 void auxtrace_synth_error(struct perf_record_auxtrace_error *auxtrace_error, int type,
601 int code, int cpu, pid_t pid, pid_t tid, u64 ip,
602 const char *msg, u64 timestamp);
604 int perf_event__process_auxtrace_info(struct perf_session *session,
605 union perf_event *event);
606 s64 perf_event__process_auxtrace(struct perf_session *session,
607 union perf_event *event);
608 int perf_event__process_auxtrace_error(struct perf_session *session,
609 union perf_event *event);
610 int itrace_do_parse_synth_opts(struct itrace_synth_opts *synth_opts,
611 const char *str, int unset);
612 int itrace_parse_synth_opts(const struct option *opt, const char *str,
614 void itrace_synth_opts__set_default(struct itrace_synth_opts *synth_opts,
617 size_t perf_event__fprintf_auxtrace_error(union perf_event *event, FILE *fp);
618 void perf_session__auxtrace_error_inc(struct perf_session *session,
619 union perf_event *event);
620 void events_stats__auxtrace_error_warn(const struct events_stats *stats);
622 void addr_filters__init(struct addr_filters *filts);
623 void addr_filters__exit(struct addr_filters *filts);
624 int addr_filters__parse_bare_filter(struct addr_filters *filts,
626 int auxtrace_parse_filters(struct evlist *evlist);
628 int auxtrace__process_event(struct perf_session *session, union perf_event *event,
629 struct perf_sample *sample, struct perf_tool *tool);
630 void auxtrace__dump_auxtrace_sample(struct perf_session *session,
631 struct perf_sample *sample);
632 int auxtrace__flush_events(struct perf_session *session, struct perf_tool *tool);
633 void auxtrace__free_events(struct perf_session *session);
634 void auxtrace__free(struct perf_session *session);
635 bool auxtrace__evsel_is_auxtrace(struct perf_session *session,
636 struct evsel *evsel);
638 #define ITRACE_HELP \
639 " i[period]: synthesize instructions events\n" \
640 " b: synthesize branches events (branch misses for Arm SPE)\n" \
641 " c: synthesize branches events (calls only)\n" \
642 " r: synthesize branches events (returns only)\n" \
643 " x: synthesize transactions events\n" \
644 " w: synthesize ptwrite events\n" \
645 " p: synthesize power events\n" \
646 " o: synthesize other events recorded due to the use\n" \
647 " of aux-output (refer to perf record)\n" \
648 " e[flags]: synthesize error events\n" \
649 " each flag must be preceded by + or -\n" \
650 " error flags are: o (overflow)\n" \
652 " d[flags]: create a debug log\n" \
653 " each flag must be preceded by + or -\n" \
654 " log flags are: a (all perf events)\n" \
655 " f: synthesize first level cache events\n" \
656 " m: synthesize last level cache events\n" \
657 " t: synthesize TLB events\n" \
658 " a: synthesize remote access events\n" \
659 " g[len]: synthesize a call chain (use with i or x)\n" \
660 " G[len]: synthesize a call chain on existing event records\n" \
661 " l[len]: synthesize last branch entries (use with i or x)\n" \
662 " L[len]: synthesize last branch entries on existing event records\n" \
663 " sNUMBER: skip initial number of events\n" \
664 " q: quicker (less detailed) decoding\n" \
665 " PERIOD[ns|us|ms|i|t]: specify period to sample stream\n" \
666 " concatenate multiple options. Default is ibxwpe or cewp\n"
669 void itrace_synth_opts__set_time_range(struct itrace_synth_opts *opts,
670 struct perf_time_interval *ptime_range,
673 opts->ptime_range = ptime_range;
674 opts->range_num = range_num;
678 void itrace_synth_opts__clear_time_range(struct itrace_synth_opts *opts)
680 opts->ptime_range = NULL;
687 static inline struct auxtrace_record *
688 auxtrace_record__init(struct evlist *evlist __maybe_unused,
696 void auxtrace_record__free(struct auxtrace_record *itr __maybe_unused)
701 int auxtrace_record__options(struct auxtrace_record *itr __maybe_unused,
702 struct evlist *evlist __maybe_unused,
703 struct record_opts *opts __maybe_unused)
709 int perf_event__process_auxtrace_info(struct perf_session *session __maybe_unused,
710 union perf_event *event __maybe_unused)
716 s64 perf_event__process_auxtrace(struct perf_session *session __maybe_unused,
717 union perf_event *event __maybe_unused)
723 int perf_event__process_auxtrace_error(struct perf_session *session __maybe_unused,
724 union perf_event *event __maybe_unused)
730 void perf_session__auxtrace_error_inc(struct perf_session *session
732 union perf_event *event
738 void events_stats__auxtrace_error_warn(const struct events_stats *stats
744 int itrace_do_parse_synth_opts(struct itrace_synth_opts *synth_opts __maybe_unused,
745 const char *str __maybe_unused, int unset __maybe_unused)
747 pr_err("AUX area tracing not supported\n");
752 int itrace_parse_synth_opts(const struct option *opt __maybe_unused,
753 const char *str __maybe_unused,
754 int unset __maybe_unused)
756 pr_err("AUX area tracing not supported\n");
761 int auxtrace_parse_snapshot_options(struct auxtrace_record *itr __maybe_unused,
762 struct record_opts *opts __maybe_unused,
767 pr_err("AUX area tracing not supported\n");
772 int auxtrace_parse_sample_options(struct auxtrace_record *itr __maybe_unused,
773 struct evlist *evlist __maybe_unused,
774 struct record_opts *opts __maybe_unused,
779 pr_err("AUX area tracing not supported\n");
784 void auxtrace_regroup_aux_output(struct evlist *evlist __maybe_unused)
789 int auxtrace__process_event(struct perf_session *session __maybe_unused,
790 union perf_event *event __maybe_unused,
791 struct perf_sample *sample __maybe_unused,
792 struct perf_tool *tool __maybe_unused)
798 void auxtrace__dump_auxtrace_sample(struct perf_session *session __maybe_unused,
799 struct perf_sample *sample __maybe_unused)
804 int auxtrace__flush_events(struct perf_session *session __maybe_unused,
805 struct perf_tool *tool __maybe_unused)
811 void auxtrace__free_events(struct perf_session *session __maybe_unused)
816 void auxtrace_cache__free(struct auxtrace_cache *auxtrace_cache __maybe_unused)
821 void auxtrace__free(struct perf_session *session __maybe_unused)
826 int auxtrace_index__write(int fd __maybe_unused,
827 struct list_head *head __maybe_unused)
833 int auxtrace_index__process(int fd __maybe_unused,
834 u64 size __maybe_unused,
835 struct perf_session *session __maybe_unused,
836 bool needs_swap __maybe_unused)
842 void auxtrace_index__free(struct list_head *head __maybe_unused)
847 bool auxtrace__evsel_is_auxtrace(struct perf_session *session __maybe_unused,
848 struct evsel *evsel __maybe_unused)
854 int auxtrace_parse_filters(struct evlist *evlist __maybe_unused)
859 int auxtrace_mmap__mmap(struct auxtrace_mmap *mm,
860 struct auxtrace_mmap_params *mp,
861 void *userpg, int fd);
862 void auxtrace_mmap__munmap(struct auxtrace_mmap *mm);
863 void auxtrace_mmap_params__init(struct auxtrace_mmap_params *mp,
864 off_t auxtrace_offset,
865 unsigned int auxtrace_pages,
866 bool auxtrace_overwrite);
867 void auxtrace_mmap_params__set_idx(struct auxtrace_mmap_params *mp,
868 struct evlist *evlist, int idx,
871 #define ITRACE_HELP ""
874 void itrace_synth_opts__set_time_range(struct itrace_synth_opts *opts
876 struct perf_time_interval *ptime_range
878 int range_num __maybe_unused)
883 void itrace_synth_opts__clear_time_range(struct itrace_synth_opts *opts