70 jit_emit_elf(struct jit_buf_desc *jd,  in jit_emit_elf()  argument
88 	nsinfo__mountns_enter(jd->nsi, &nsc);  in jit_emit_elf()
103 		nsinfo__mountns_enter(jd->nsi, &nsc);  in jit_emit_elf()
112 jit_close(struct jit_buf_desc *jd)  in jit_close()  argument
114 	if (!(jd && jd->in))  in jit_close()
116 	funlockfile(jd->in);  in jit_close()
117 	fclose(jd->in);  in jit_close()
118 	jd->in = NULL;  in jit_close()
137 jit_open(struct jit_buf_desc *jd, const char *name)  in jit_open()  argument
146 	nsinfo__mountns_enter(jd->nsi, &nsc);  in jit_open()
147 	jd->in = fopen(name, "r");  in jit_open()
149 	if (!jd->in)  in jit_open()
161 	flockfile(jd->in);  in jit_open()
163 	ret = fread(buf, sizeof(header), 1, jd->in);  in jit_open()
172 		jd->needs_bswap = true;  in jit_open()
175 	if (jd->needs_bswap) {  in jit_open()
184 	jd->use_arch_timestamp = header.flags & JITDUMP_FLAGS_ARCH_TIMESTAMP;  in jit_open()
193 			jd->use_arch_timestamp);  in jit_open()
207 	if (jd->use_arch_timestamp && !jd->session->time_conv.time_mult) {  in jit_open()
215 	if (!jd->use_arch_timestamp && jit_validate_events(jd->session)) {  in jit_open()
229 		ret = fread(buf, bs - bsz, 1, jd->in);  in jit_open()
236 	strcpy(jd->dir, name);  in jit_open()
237 	dirname(jd->dir);  in jit_open()
243 	funlockfile(jd->in);  in jit_open()
244 	fclose(jd->in);  in jit_open()
249 jit_get_next_entry(struct jit_buf_desc *jd)  in jit_get_next_entry()  argument
257 	if (!(jd && jd->in))  in jit_get_next_entry()
260 	if (jd->buf == NULL) {  in jit_get_next_entry()
265 		jd->buf = malloc(sz);  in jit_get_next_entry()
266 		if (jd->buf == NULL)  in jit_get_next_entry()
269 		jd->bufsize = sz;  in jit_get_next_entry()
272 	prefix = jd->buf;  in jit_get_next_entry()
277 	ret = fread(prefix, sizeof(*prefix), 1, jd->in);  in jit_get_next_entry()
281 	if (jd->needs_bswap) {  in jit_get_next_entry()
296 	if (bs > jd->bufsize) {  in jit_get_next_entry()
298 		n = realloc(jd->buf, bs);  in jit_get_next_entry()
301 		jd->buf = n;  in jit_get_next_entry()
302 		jd->bufsize = bs;  in jit_get_next_entry()
305 	addr = ((void *)jd->buf) + sizeof(*prefix);  in jit_get_next_entry()
307 	ret = fread(addr, bs - sizeof(*prefix), 1, jd->in);  in jit_get_next_entry()
311 	jr = (union jr_entry *)jd->buf;  in jit_get_next_entry()
315 		if (jd->needs_bswap) {  in jit_get_next_entry()
327 		if (jd->needs_bswap) {  in jit_get_next_entry()
336 		if (jd->needs_bswap) {  in jit_get_next_entry()
344 		jd->code_load_count++;  in jit_get_next_entry()
347 		if (jd->needs_bswap) {  in jit_get_next_entry()
366 jit_inject_event(struct jit_buf_desc *jd, union perf_event *event)  in jit_inject_event()  argument
370 	size = perf_data__write(jd->output, event, event->header.size);  in jit_inject_event()
374 	jd->bytes_written += size;  in jit_inject_event()
378 static pid_t jr_entry_pid(struct jit_buf_desc *jd, union jr_entry *jr)  in jr_entry_pid()  argument
380 	if (jd->nsi && nsinfo__in_pidns(jd->nsi))  in jr_entry_pid()
381 		return nsinfo__tgid(jd->nsi);  in jr_entry_pid()
385 static pid_t jr_entry_tid(struct jit_buf_desc *jd, union jr_entry *jr)  in jr_entry_tid()  argument
387 	if (jd->nsi && nsinfo__in_pidns(jd->nsi))  in jr_entry_tid()
388 		return nsinfo__pid(jd->nsi);  in jr_entry_tid()
392 static uint64_t convert_timestamp(struct jit_buf_desc *jd, uint64_t timestamp)  in convert_timestamp()  argument
395 	struct perf_record_time_conv *time_conv = &jd->session->time_conv;  in convert_timestamp()
397 	if (!jd->use_arch_timestamp)  in convert_timestamp()
423 static int jit_repipe_code_load(struct jit_buf_desc *jd, union jr_entry *jr)  in jit_repipe_code_load()  argument
427 	struct perf_tool *tool = jd->session->tool;  in jit_repipe_code_load()
444 	pid   = jr_entry_pid(jd, jr);  in jit_repipe_code_load()
445 	tid   = jr_entry_tid(jd, jr);  in jit_repipe_code_load()
447 	usize = jd->unwinding_mapped_size;  in jit_repipe_code_load()
452 	idr_size = jd->machine->id_hdr_size;  in jit_repipe_code_load()
460 			jd->dir,  in jit_repipe_code_load()
468 …ret = jit_emit_elf(jd, filename, sym, addr, (const void *)uaddr, csize, jd->debug_data, jd->nr_deb…  in jit_repipe_code_load()
469 			   jd->unwinding_data, jd->eh_frame_hdr_size, jd->unwinding_size);  in jit_repipe_code_load()
471 	if (jd->debug_data && jd->nr_debug_entries) {  in jit_repipe_code_load()
472 		zfree(&jd->debug_data);  in jit_repipe_code_load()
473 		jd->nr_debug_entries = 0;  in jit_repipe_code_load()
476 	if (jd->unwinding_data && jd->eh_frame_hdr_size) {  in jit_repipe_code_load()
477 		zfree(&jd->unwinding_data);  in jit_repipe_code_load()
478 		jd->eh_frame_hdr_size = 0;  in jit_repipe_code_load()
479 		jd->unwinding_mapped_size = 0;  in jit_repipe_code_load()
480 		jd->unwinding_size = 0;  in jit_repipe_code_load()
487 	if (nsinfo__stat(filename, &st, jd->nsi))  in jit_repipe_code_load()
508 	if (jd->sample_type & PERF_SAMPLE_TID) {  in jit_repipe_code_load()
512 	if (jd->sample_type & PERF_SAMPLE_TIME)  in jit_repipe_code_load()
513 		id->time = convert_timestamp(jd, jr->load.p.timestamp);  in jit_repipe_code_load()
526 	ret = perf_event__process_mmap2(tool, event, &sample, jd->machine);  in jit_repipe_code_load()
530 	ret = jit_inject_event(jd, event);  in jit_repipe_code_load()
535 		build_id__mark_dso_hit(tool, event, &sample, NULL, jd->machine);  in jit_repipe_code_load()
542 static int jit_repipe_code_move(struct jit_buf_desc *jd, union jr_entry *jr)  in jit_repipe_code_move()  argument
546 	struct perf_tool *tool = jd->session->tool;  in jit_repipe_code_move()
560 	pid   = jr_entry_pid(jd, jr);  in jit_repipe_code_move()
561 	tid   = jr_entry_tid(jd, jr);  in jit_repipe_code_move()
562 	usize = jd->unwinding_mapped_size;  in jit_repipe_code_move()
563 	idr_size = jd->machine->id_hdr_size;  in jit_repipe_code_move()
574 	         jd->dir,  in jit_repipe_code_move()
580 	if (nsinfo__stat(filename, &st, jd->nsi))  in jit_repipe_code_move()
603 	if (jd->sample_type & PERF_SAMPLE_TID) {  in jit_repipe_code_move()
607 	if (jd->sample_type & PERF_SAMPLE_TIME)  in jit_repipe_code_move()
608 		id->time = convert_timestamp(jd, jr->load.p.timestamp);  in jit_repipe_code_move()
621 	ret = perf_event__process_mmap2(tool, event, &sample, jd->machine);  in jit_repipe_code_move()
625 	ret = jit_inject_event(jd, event);  in jit_repipe_code_move()
627 		build_id__mark_dso_hit(tool, event, &sample, NULL, jd->machine);  in jit_repipe_code_move()
632 static int jit_repipe_debug_info(struct jit_buf_desc *jd, union jr_entry *jr)  in jit_repipe_debug_info()  argument
637 	if (!(jd && jr))  in jit_repipe_debug_info()
647 	jd->debug_data       = data;  in jit_repipe_debug_info()
653 	jd->nr_debug_entries = jr->info.nr_entry;  in jit_repipe_debug_info()
659 jit_repipe_unwinding_info(struct jit_buf_desc *jd, union jr_entry *jr)  in jit_repipe_unwinding_info()  argument
664 	if (!(jd && jr))  in jit_repipe_unwinding_info()
675 	jd->eh_frame_hdr_size = jr->unwinding.eh_frame_hdr_size;  in jit_repipe_unwinding_info()
676 	jd->unwinding_size = jr->unwinding.unwinding_size;  in jit_repipe_unwinding_info()
677 	jd->unwinding_mapped_size = jr->unwinding.mapped_size;  in jit_repipe_unwinding_info()
678 	jd->unwinding_data = unwinding_data;  in jit_repipe_unwinding_info()
684 jit_process_dump(struct jit_buf_desc *jd)  in jit_process_dump()  argument
689 	while ((jr = jit_get_next_entry(jd))) {  in jit_process_dump()
692 			ret = jit_repipe_code_load(jd, jr);  in jit_process_dump()
695 			ret = jit_repipe_code_move(jd, jr);  in jit_process_dump()
698 			ret = jit_repipe_debug_info(jd, jr);  in jit_process_dump()
701 			ret = jit_repipe_unwinding_info(jd, jr);  in jit_process_dump()
712 jit_inject(struct jit_buf_desc *jd, char *path)  in jit_inject()  argument
719 	ret = jit_open(jd, path);  in jit_inject()
723 	ret = jit_process_dump(jd);  in jit_inject()
725 	jit_close(jd);  in jit_inject()
831 	struct jit_buf_desc jd;  in jit_process()  local
861 	memset(&jd, 0, sizeof(jd));  in jit_process()
863 	jd.session = session;  in jit_process()
864 	jd.output  = output;  in jit_process()
865 	jd.machine = machine;  in jit_process()
866 	jd.nsi = nsi;  in jit_process()
873 	jd.sample_type = first->core.attr.sample_type;  in jit_process()
877 	ret = jit_inject(&jd, filename);  in jit_process()
880 		*nbytes = jd.bytes_written;  in jit_process()
884 	nsinfo__put(jd.nsi);  in jit_process()
885 	free(jd.buf);  in jit_process()