45 			    struct unwind_info *ui)  in __report_module()  argument
54 	thread__find_symbol(ui->thread, PERF_RECORD_MISC_USER, ip, al);  in __report_module()
74 	mod = dwfl_addrmodule(ui->dwfl, ip);  in __report_module()
87 		mod = dwfl_report_elf(ui->dwfl, dso__short_name(dso), filename, -1,  in __report_module()
94 			mod = dwfl_report_elf(ui->dwfl, dso__short_name(dso), filename, -1,  in __report_module()
105 	return mod && dwfl_addrmodule(ui->dwfl, ip) == mod ? 0 : -1;  in __report_module()
108 static int report_module(u64 ip, struct unwind_info *ui)  in report_module()  argument
114 	res = __report_module(&al, ip, ui);  in report_module()
123 static int entry(u64 ip, struct unwind_info *ui)  in entry()  argument
126 	struct unwind_entry *e = &ui->entries[ui->idx++];  in entry()
130 	if (__report_module(&al, ip, ui)) {  in entry()
158 static int access_dso_mem(struct unwind_info *ui, Dwarf_Addr addr,  in access_dso_mem()  argument
166 	if (!thread__find_map(ui->thread, PERF_RECORD_MISC_USER, addr, &al)) {  in access_dso_mem()
174 	size = dso__data_read_addr(dso, al.map, ui->machine, addr, (u8 *) data, sizeof(*data));  in access_dso_mem()
186 	struct unwind_info *ui = arg;  in memory_read()  local
187 	const char *arch = perf_env__arch(ui->machine->env);  in memory_read()
188 	struct stack_dump *stack = &ui->sample->user_stack;  in memory_read()
193 	ret = perf_reg_value(&start, &ui->sample->user_regs,  in memory_read()
205 		ret = access_dso_mem(ui, addr, result);  in memory_read()
231 	struct unwind_info *ui = arg;  in frame_callback()  local
236 		if (!ui->best_effort)  in frame_callback()
242 	report_module(pc, ui);  in frame_callback()
245 		if (!ui->best_effort)  in frame_callback()
253 	return entry(pc, ui) || !(--ui->max_stack) ?  in frame_callback()
263 	struct unwind_info *ui, ui_buf = {  in unwind__get_entries()  local
279 	ui = zalloc(sizeof(ui_buf) + sizeof(ui_buf.entries[0]) * max_stack);  in unwind__get_entries()
280 	if (!ui)  in unwind__get_entries()
283 	*ui = ui_buf;  in unwind__get_entries()
285 	ui->dwfl = dwfl_begin(&offline_callbacks);  in unwind__get_entries()
286 	if (!ui->dwfl)  in unwind__get_entries()
293 	err = report_module(ip, ui);  in unwind__get_entries()
297 	err = !dwfl_attach_state(ui->dwfl, EM_NONE, thread__tid(thread), &callbacks, ui);  in unwind__get_entries()
301 	err = dwfl_getthread_frames(ui->dwfl, thread__tid(thread), frame_callback, ui);  in unwind__get_entries()
303 	if (err && ui->max_stack != max_stack)  in unwind__get_entries()
309 	for (i = 0; i < ui->idx && !err; i++) {  in unwind__get_entries()
313 			j = ui->idx - i - 1;  in unwind__get_entries()
315 		err = ui->entries[j].ip ? ui->cb(&ui->entries[j], ui->arg) : 0;  in unwind__get_entries()
322 	dwfl_end(ui->dwfl);  in unwind__get_entries()
323 	free(ui);  in unwind__get_entries()