404 				       struct perf_probe_event *pev,  in get_alternative_probe_event()  argument
409 	memcpy(tmp, &pev->point, sizeof(*tmp));  in get_alternative_probe_event()
410 	memset(&pev->point, 0, sizeof(pev->point));  in get_alternative_probe_event()
411 	ret = find_alternative_probe_point(dinfo, tmp, &pev->point, pev->target,  in get_alternative_probe_event()
412 					   pev->nsi, pev->uprobes);  in get_alternative_probe_event()
414 		memcpy(&pev->point, tmp, sizeof(*tmp));  in get_alternative_probe_event()
790 arch__post_process_probe_trace_events(struct perf_probe_event *pev __maybe_unused,  in arch__post_process_probe_trace_events()
796 static int post_process_probe_trace_events(struct perf_probe_event *pev,  in post_process_probe_trace_events()  argument
805 						     pev->nsi);  in post_process_probe_trace_events()
814 		arch__post_process_probe_trace_events(pev, ntevs);  in post_process_probe_trace_events()
820 static int try_to_find_probe_trace_events(struct perf_probe_event *pev,  in try_to_find_probe_trace_events()  argument
823 	bool need_dwarf = perf_probe_event_need_dwarf(pev);  in try_to_find_probe_trace_events()
828 	dinfo = open_debuginfo(pev->target, pev->nsi, !need_dwarf);  in try_to_find_probe_trace_events()
838 	ntevs = debuginfo__find_trace_events(dinfo, pev, tevs);  in try_to_find_probe_trace_events()
841 		ret = get_alternative_probe_event(dinfo, pev, &tmp);  in try_to_find_probe_trace_events()
843 			ntevs = debuginfo__find_trace_events(dinfo, pev, tevs);  in try_to_find_probe_trace_events()
848 			clear_perf_probe_point(&pev->point);  in try_to_find_probe_trace_events()
849 			memcpy(&pev->point, &tmp, sizeof(tmp));  in try_to_find_probe_trace_events()
855 		ret = post_process_probe_trace_events(pev, *tevs, ntevs,  in try_to_find_probe_trace_events()
856 					pev->target, pev->uprobes, dinfo);  in try_to_find_probe_trace_events()
869 			   synthesize_perf_probe_point(&pev->point));  in try_to_find_probe_trace_events()
1042 				  struct perf_probe_event *pev,  in show_available_vars_at()  argument
1052 	buf = synthesize_perf_probe_point(&pev->point);  in show_available_vars_at()
1057 	ret = debuginfo__find_available_vars_at(dinfo, pev, &vls);  in show_available_vars_at()
1059 		ret = get_alternative_probe_event(dinfo, pev, &tmp);  in show_available_vars_at()
1061 			ret = debuginfo__find_available_vars_at(dinfo, pev,  in show_available_vars_at()
1149 static int try_to_find_probe_trace_events(struct perf_probe_event *pev,  in try_to_find_probe_trace_events()  argument
1152 	if (perf_probe_event_need_dwarf(pev)) {  in try_to_find_probe_trace_events()
1306 static int parse_perf_probe_event_name(char **arg, struct perf_probe_event *pev)  in parse_perf_probe_event_name()  argument
1313 		if (!pev->sdt && !is_c_func_name(*arg))  in parse_perf_probe_event_name()
1315 		pev->group = strdup_esc(*arg);  in parse_perf_probe_event_name()
1316 		if (!pev->group)  in parse_perf_probe_event_name()
1320 		pev->group = NULL;  in parse_perf_probe_event_name()
1322 	pev->event = strdup_esc(*arg);  in parse_perf_probe_event_name()
1323 	if (pev->event == NULL)  in parse_perf_probe_event_name()
1326 	if (!pev->sdt && !is_c_func_name(pev->event)) {  in parse_perf_probe_event_name()
1327 		zfree(&pev->event);  in parse_perf_probe_event_name()
1329 		zfree(&pev->group);  in parse_perf_probe_event_name()
1338 static int parse_perf_probe_point(char *arg, struct perf_probe_event *pev)  in parse_perf_probe_point()  argument
1340 	struct perf_probe_point *pp = &pev->point;  in parse_perf_probe_point()
1356 		pev->sdt = true;  in parse_perf_probe_point()
1362 	if (pev->sdt) {  in parse_perf_probe_point()
1372 				pev->target = build_id_cache__origname(tmp);  in parse_perf_probe_point()
1375 				pev->target = strdup_esc(ptr + 1);  in parse_perf_probe_point()
1376 			if (!pev->target)  in parse_perf_probe_point()
1380 		ret = parse_perf_probe_event_name(&arg, pev);  in parse_perf_probe_point()
1382 			if (asprintf(&pev->point.function, "%%%s", pev->event) < 0)  in parse_perf_probe_point()
1391 		ret = parse_perf_probe_event_name(&arg, pev);  in parse_perf_probe_point()
1662 int parse_perf_probe_command(const char *cmd, struct perf_probe_event *pev)  in parse_perf_probe_command()  argument
1678 	ret = parse_perf_probe_point(argv[0], pev);  in parse_perf_probe_command()
1683 	pev->nargs = argc - 1;  in parse_perf_probe_command()
1684 	pev->args = zalloc(sizeof(struct perf_probe_arg) * pev->nargs);  in parse_perf_probe_command()
1685 	if (pev->args == NULL) {  in parse_perf_probe_command()
1689 	for (i = 0; i < pev->nargs && ret >= 0; i++) {  in parse_perf_probe_command()
1690 		ret = parse_perf_probe_arg(argv[i + 1], &pev->args[i]);  in parse_perf_probe_command()
1692 		    is_c_varname(pev->args[i].var) && pev->point.retprobe) {  in parse_perf_probe_command()
1705 bool perf_probe_with_var(struct perf_probe_event *pev)  in perf_probe_with_var()  argument
1709 	for (i = 0; i < pev->nargs; i++)  in perf_probe_with_var()
1710 		if (is_c_varname(pev->args[i].var)              ||  in perf_probe_with_var()
1711 		    !strcmp(pev->args[i].var, PROBE_ARG_PARAMS) ||  in perf_probe_with_var()
1712 		    !strcmp(pev->args[i].var, PROBE_ARG_VARS))  in perf_probe_with_var()
1718 bool perf_probe_event_need_dwarf(struct perf_probe_event *pev)  in perf_probe_event_need_dwarf()  argument
1720 	if (pev->point.file || pev->point.line || pev->point.lazy_line)  in perf_probe_event_need_dwarf()
1723 	if (perf_probe_with_var(pev))  in perf_probe_event_need_dwarf()
1940 char *synthesize_perf_probe_command(struct perf_probe_event *pev)  in synthesize_perf_probe_command()  argument
1948 	if (pev->event)  in synthesize_perf_probe_command()
1949 		if (strbuf_addf(&buf, "%s:%s=", pev->group ?: PERFPROBE_GROUP,  in synthesize_perf_probe_command()
1950 				pev->event) < 0)  in synthesize_perf_probe_command()
1953 	tmp = synthesize_perf_probe_point(&pev->point);  in synthesize_perf_probe_command()
1958 	for (i = 0; i < pev->nargs; i++) {  in synthesize_perf_probe_command()
1959 		tmp = synthesize_perf_probe_arg(pev->args + i);  in synthesize_perf_probe_command()
2173 			       struct perf_probe_event *pev, bool is_kprobe)  in convert_to_perf_probe_event()  argument
2179 	pev->event = strdup(tev->event);  in convert_to_perf_probe_event()
2180 	pev->group = strdup(tev->group);  in convert_to_perf_probe_event()
2181 	if (pev->event == NULL || pev->group == NULL)  in convert_to_perf_probe_event()
2185 	ret = convert_to_perf_probe_point(&tev->point, &pev->point, is_kprobe);  in convert_to_perf_probe_event()
2190 	pev->nargs = tev->nargs;  in convert_to_perf_probe_event()
2191 	pev->args = zalloc(sizeof(struct perf_probe_arg) * pev->nargs);  in convert_to_perf_probe_event()
2192 	if (pev->args == NULL)  in convert_to_perf_probe_event()
2196 			pev->args[i].name = strdup(tev->args[i].name);  in convert_to_perf_probe_event()
2201 			pev->args[i].name = strbuf_detach(&buf, NULL);  in convert_to_perf_probe_event()
2203 		if (pev->args[i].name == NULL && ret >= 0)  in convert_to_perf_probe_event()
2208 		clear_perf_probe_event(pev);  in convert_to_perf_probe_event()
2213 void clear_perf_probe_event(struct perf_probe_event *pev)  in clear_perf_probe_event()  argument
2218 	zfree(&pev->event);  in clear_perf_probe_event()
2219 	zfree(&pev->group);  in clear_perf_probe_event()
2220 	zfree(&pev->target);  in clear_perf_probe_event()
2221 	clear_perf_probe_point(&pev->point);  in clear_perf_probe_event()
2223 	for (i = 0; i < pev->nargs; i++) {  in clear_perf_probe_event()
2224 		zfree(&pev->args[i].name);  in clear_perf_probe_event()
2225 		zfree(&pev->args[i].var);  in clear_perf_probe_event()
2226 		zfree(&pev->args[i].type);  in clear_perf_probe_event()
2227 		field = pev->args[i].field;  in clear_perf_probe_event()
2235 	pev->nargs = 0;  in clear_perf_probe_event()
2236 	zfree(&pev->args);  in clear_perf_probe_event()
2448 				     struct perf_probe_event *pev,  in perf_probe_event__sprintf()  argument
2463 	buf = synthesize_perf_probe_point(&pev->point);  in perf_probe_event__sprintf()
2472 	if (!ret && pev->nargs > 0) {  in perf_probe_event__sprintf()
2474 		for (i = 0; !ret && i < pev->nargs; i++) {  in perf_probe_event__sprintf()
2475 			buf = synthesize_perf_probe_arg(&pev->args[i]);  in perf_probe_event__sprintf()
2490 			  struct perf_probe_event *pev,  in show_perf_probe_event()  argument
2496 	ret = perf_probe_event__sprintf(group, event, pev, module, &buf);  in show_perf_probe_event()
2528 	struct perf_probe_event pev;  in __show_perf_probe_events()  local
2533 	memset(&pev, 0, sizeof(pev));  in __show_perf_probe_events()
2544 			ret = convert_to_perf_probe_event(&tev, &pev,  in __show_perf_probe_events()
2548 			ret = show_perf_probe_event(pev.group, pev.event,  in __show_perf_probe_events()
2549 						    &pev, tev.point.module,  in __show_perf_probe_events()
2553 		clear_perf_probe_event(&pev);  in __show_perf_probe_events()
2691 				       struct perf_probe_event *pev,  in probe_trace_event__set_name()  argument
2700 	if (pev->event && !pev->sdt)  in probe_trace_event__set_name()
2701 		event = pev->event;  in probe_trace_event__set_name()
2706 		if (pev->point.function &&  in probe_trace_event__set_name()
2707 			(strncmp(pev->point.function, "0x", 2) != 0) &&  in probe_trace_event__set_name()
2708 			!strisglob(pev->point.function))  in probe_trace_event__set_name()
2709 			event = pev->point.function;  in probe_trace_event__set_name()
2713 	if (pev->group && !pev->sdt)  in probe_trace_event__set_name()
2714 		group = pev->group;  in probe_trace_event__set_name()
2757 static int __add_probe_trace_events(struct perf_probe_event *pev,  in __add_probe_trace_events()  argument
2767 	up = pev->uprobes ? 1 : 0;  in __add_probe_trace_events()
2783 		if (!tev->point.symbol && !pev->uprobes)  in __add_probe_trace_events()
2787 		ret = probe_trace_event__set_name(tev, pev, namelist[up],  in __add_probe_trace_events()
2792 		nsinfo__mountns_enter(pev->nsi, &nsc);  in __add_probe_trace_events()
2806 	if (ret == -EINVAL && pev->uprobes)  in __add_probe_trace_events()
2809 		cache = probe_cache__new(pev->target, pev->nsi);  in __add_probe_trace_events()
2811 		    probe_cache__add_entry(cache, pev, tevs, ntevs) < 0 ||  in __add_probe_trace_events()
2871 void __weak arch__fix_tev_from_maps(struct perf_probe_event *pev __maybe_unused,  in arch__fix_tev_from_maps()
2880 static int find_probe_trace_events_from_map(struct perf_probe_event *pev,  in find_probe_trace_events_from_map()  argument
2888 	struct perf_probe_point *pp = &pev->point;  in find_probe_trace_events_from_map()
2894 	map = get_target_map(pev->target, pev->nsi, pev->uprobes);  in find_probe_trace_events_from_map()
2913 			pev->target ? : "kernel");  in find_probe_trace_events_from_map()
2918 			pev->target ? : "kernel");  in find_probe_trace_events_from_map()
2924 	if (!pev->uprobes && !pev->target &&  in find_probe_trace_events_from_map()
2964 		if (!pev->uprobes && !pev->target &&  in find_probe_trace_events_from_map()
2978 		if (pev->target) {  in find_probe_trace_events_from_map()
2979 			if (pev->uprobes) {  in find_probe_trace_events_from_map()
2980 				tev->point.module = strdup_or_goto(pev->target,  in find_probe_trace_events_from_map()
2983 				mod_name = find_module_name(pev->target);  in find_probe_trace_events_from_map()
2985 					strdup(mod_name ? mod_name : pev->target);  in find_probe_trace_events_from_map()
2991 		tev->uprobes = pev->uprobes;  in find_probe_trace_events_from_map()
2992 		tev->nargs = pev->nargs;  in find_probe_trace_events_from_map()
3000 			if (pev->args[i].name)  in find_probe_trace_events_from_map()
3002 					strdup_or_goto(pev->args[i].name,  in find_probe_trace_events_from_map()
3005 			tev->args[i].value = strdup_or_goto(pev->args[i].var,  in find_probe_trace_events_from_map()
3007 			if (pev->args[i].type)  in find_probe_trace_events_from_map()
3009 					strdup_or_goto(pev->args[i].type,  in find_probe_trace_events_from_map()
3012 		arch__fix_tev_from_maps(pev, tev, map, sym);  in find_probe_trace_events_from_map()
3032 static int try_to_find_absolute_address(struct perf_probe_event *pev,  in try_to_find_absolute_address()  argument
3035 	struct perf_probe_point *pp = &pev->point;  in try_to_find_absolute_address()
3040 	if (!(pev->point.function && !strncmp(pev->point.function, "0x", 2)))  in try_to_find_absolute_address()
3042 	if (perf_probe_event_need_dwarf(pev))  in try_to_find_absolute_address()
3063 	tp->address = pev->point.abs_address;  in try_to_find_absolute_address()
3065 	tev->uprobes = pev->uprobes;  in try_to_find_absolute_address()
3087 	if (pev->target) {  in try_to_find_absolute_address()
3088 		tp->module = strdup(pev->target);  in try_to_find_absolute_address()
3094 		tev->group = strdup(pev->group);  in try_to_find_absolute_address()
3099 	if (pev->event) {  in try_to_find_absolute_address()
3100 		tev->event = strdup(pev->event);  in try_to_find_absolute_address()
3105 	tev->nargs = pev->nargs;  in try_to_find_absolute_address()
3111 		copy_to_probe_trace_arg(&tev->args[i], &pev->args[i]);  in try_to_find_absolute_address()
3173 static int find_cached_events(struct perf_probe_event *pev,  in find_cached_events()  argument
3183 	cache = probe_cache__new(target, pev->nsi);  in find_cached_events()
3190 		if (!entry->pev.event || !entry->pev.group)  in find_cached_events()
3192 		if ((!pev->group || strglobmatch(entry->pev.group, pev->group)) &&  in find_cached_events()
3193 		    strglobmatch(entry->pev.event, pev->event)) {  in find_cached_events()
3209 			pev->uprobes = true;  in find_cached_events()
3216 static int find_cached_events_all(struct perf_probe_event *pev,  in find_cached_events_all()  argument
3237 		ret = find_cached_events(pev, &tmp_tevs, pathname);  in find_cached_events_all()
3257 static int find_probe_trace_events_from_cache(struct perf_probe_event *pev,  in find_probe_trace_events_from_cache()  argument
3266 	if (pev->sdt) {  in find_probe_trace_events_from_cache()
3268 		if (!pev->target)  in find_probe_trace_events_from_cache()
3269 			return find_cached_events_all(pev, tevs);  in find_probe_trace_events_from_cache()
3271 			return find_cached_events(pev, tevs, pev->target);  in find_probe_trace_events_from_cache()
3273 	cache = probe_cache__new(pev->target, pev->nsi);  in find_probe_trace_events_from_cache()
3277 	entry = probe_cache__find(cache, pev);  in find_probe_trace_events_from_cache()
3280 		ret = pev->sdt ? -ENOENT : 0;  in find_probe_trace_events_from_cache()
3287 			 pev->target ? : "kernel");  in find_probe_trace_events_from_cache()
3305 		tev->uprobes = pev->uprobes;  in find_probe_trace_events_from_cache()
3314 static int convert_to_probe_trace_events(struct perf_probe_event *pev,  in convert_to_probe_trace_events()  argument
3319 	if (!pev->group && !pev->sdt) {  in convert_to_probe_trace_events()
3321 		if (!pev->uprobes) {  in convert_to_probe_trace_events()
3322 			pev->group = strdup(PERFPROBE_GROUP);  in convert_to_probe_trace_events()
3323 			ret = pev->group ? 0 : -ENOMEM;  in convert_to_probe_trace_events()
3325 			ret = convert_exec_to_group(pev->target, &pev->group);  in convert_to_probe_trace_events()
3332 	ret = try_to_find_absolute_address(pev, tevs);  in convert_to_probe_trace_events()
3337 	ret = find_probe_trace_events_from_cache(pev, tevs);  in convert_to_probe_trace_events()
3338 	if (ret > 0 || pev->sdt)	/* SDT can be found only in the cache */  in convert_to_probe_trace_events()
3342 	ret = try_to_find_probe_trace_events(pev, tevs);  in convert_to_probe_trace_events()
3346 	return find_probe_trace_events_from_map(pev, tevs);  in convert_to_probe_trace_events()
3390 	struct perf_probe_event *pev;  in show_probe_trace_events()  local
3397 		pev = &pevs[j];  in show_probe_trace_events()
3398 		for (i = 0; i < pev->ntevs && !ret; i++) {  in show_probe_trace_events()
3399 			tev = &pev->tevs[i];  in show_probe_trace_events()
3401 			if (!tev->point.symbol && !pev->uprobes)  in show_probe_trace_events()
3405 			ret = probe_trace_event__set_name(tev, pev,  in show_probe_trace_events()
3434 	struct perf_probe_event *pev;  in cleanup_perf_probe_events()  local
3438 		pev = &pevs[i];  in cleanup_perf_probe_events()
3443 		nsinfo__zput(pev->nsi);  in cleanup_perf_probe_events()