84 struct glob_sym {  struct
159 	struct glob_sym *glob_syms;
1447 static struct glob_sym *find_glob_sym(struct bpf_linker *linker, const char *sym_name)  in find_glob_sym()
1449 	struct glob_sym *glob_sym;  in find_glob_sym()  local
1454 		glob_sym = &linker->glob_syms[i];  in find_glob_sym()
1455 		name = strset__data(linker->strtab_strs) + glob_sym->name_off;  in find_glob_sym()
1458 			return glob_sym;  in find_glob_sym()
1464 static struct glob_sym *add_glob_sym(struct bpf_linker *linker)  in add_glob_sym()
1466 	struct glob_sym *syms, *sym;  in add_glob_sym()
1766 				struct bpf_linker *linker, struct glob_sym *glob_sym,  in glob_map_defs_match()  argument
1788 	t = btf__type_by_id(linker->btf, glob_sym->btf_id);  in glob_map_defs_match()
1806 			    struct bpf_linker *linker, struct glob_sym *glob_sym,  in glob_syms_match()  argument
1814 	if (!glob_sym->btf_id || !btf_id) {  in glob_syms_match()
1827 	if (glob_sym->sec_id && strcmp(linker->secs[glob_sym->sec_id].sec_name, MAPS_ELF_SEC) == 0)  in glob_syms_match()
1828 		return glob_map_defs_match(sym_name, linker, glob_sym, obj, sym, btf_id);  in glob_syms_match()
1831 				  linker->btf, glob_sym->btf_id, obj->btf, btf_id))  in glob_syms_match()
2001 	struct glob_sym *glob_sym = NULL;  in linker_append_elf_sym()  local
2062 	glob_sym = find_glob_sym(linker, sym_name);  in linker_append_elf_sym()
2063 	if (glob_sym) {  in linker_append_elf_sym()
2068 		obj->sym_map[src_sym_idx] = glob_sym->sym_idx;  in linker_append_elf_sym()
2074 		if (!sym_is_extern && !glob_sym->is_extern  in linker_append_elf_sym()
2075 		    && !glob_sym->is_weak && sym_bind != STB_WEAK) {  in linker_append_elf_sym()
2081 		if (!glob_syms_match(sym_name, linker, glob_sym, obj, sym, src_sym_idx, btf_id))  in linker_append_elf_sym()
2084 		dst_sym = get_sym_by_idx(linker, glob_sym->sym_idx);  in linker_append_elf_sym()
2096 			glob_sym->is_weak = false;  in linker_append_elf_sym()
2121 		if (!glob_sym->is_extern && sym_bind == STB_WEAK)  in linker_append_elf_sym()
2134 		glob_sym->sec_id = dst_sec->id;  in linker_append_elf_sym()
2135 		glob_sym->is_extern = false;  in linker_append_elf_sym()
2137 		if (complete_extern_btf_info(linker->btf, glob_sym->btf_id,  in linker_append_elf_sym()
2142 		glob_sym->underlying_btf_id = 0;  in linker_append_elf_sym()
2144 		obj->sym_map[src_sym_idx] = glob_sym->sym_idx;  in linker_append_elf_sym()
2172 		glob_sym = add_glob_sym(linker);  in linker_append_elf_sym()
2173 		if (!glob_sym)  in linker_append_elf_sym()
2176 		glob_sym->sym_idx = dst_sym_idx;  in linker_append_elf_sym()
2183 		glob_sym->sec_id = dst_sec ? dst_sec->id : 0;  in linker_append_elf_sym()
2184 		glob_sym->name_off = name_off;  in linker_append_elf_sym()
2186 		glob_sym->btf_id = 0;  in linker_append_elf_sym()
2187 		glob_sym->is_extern = sym_is_extern;  in linker_append_elf_sym()
2188 		glob_sym->is_weak = sym_bind == STB_WEAK;  in linker_append_elf_sym()
2427 		struct glob_sym *glob_sym = NULL;  in linker_append_btf()  local
2438 			glob_sym = find_glob_sym(linker, name);  in linker_append_btf()
2444 			if (!glob_sym)  in linker_append_btf()
2451 			if (glob_sym->underlying_btf_id == 0)  in linker_append_btf()
2452 				glob_sym->underlying_btf_id = -t->type;  in linker_append_btf()
2458 			if (glob_sym->btf_id) {  in linker_append_btf()
2460 				obj->btf_type_map[i] = glob_sym->btf_id;  in linker_append_btf()
2474 		if (glob_sym) {  in linker_append_btf()
2475 			glob_sym->btf_id = id;  in linker_append_btf()
2476 			glob_sym->underlying_btf_id = -t->type;  in linker_append_btf()
2509 		struct glob_sym *glob_sym = &linker->glob_syms[i];  in linker_append_btf()  local
2512 		if (glob_sym->underlying_btf_id >= 0)  in linker_append_btf()
2515 		glob_sym->underlying_btf_id = obj->btf_type_map[-glob_sym->underlying_btf_id];  in linker_append_btf()
2517 		glob_t = btf_type_by_id(linker->btf, glob_sym->btf_id);  in linker_append_btf()
2518 		glob_t->type = glob_sym->underlying_btf_id;  in linker_append_btf()
2549 			struct glob_sym *glob_sym = NULL;  in linker_append_btf()  local
2554 				glob_sym = find_glob_sym(linker, name);  in linker_append_btf()
2555 				if (glob_sym->sec_id != dst_sec->id) {  in linker_append_btf()
2557 						name, glob_sym->sec_id, dst_sec->id);  in linker_append_btf()
2567 			if (glob_sym && glob_sym->var_idx >= 0) {  in linker_append_btf()
2574 				dst_var = &dst_sec->sec_vars[glob_sym->var_idx];  in linker_append_btf()
2579 				sz = btf__resolve_size(linker->btf, glob_sym->underlying_btf_id);  in linker_append_btf()
2603 			if (glob_sym)  in linker_append_btf()
2604 				glob_sym->var_idx = dst_sec->sec_var_cnt - 1;  in linker_append_btf()