8  * Usage: nm -n vmlinux | scripts/kallsyms [--all-symbols] > symbols.S
55 	"__per_cpu_start", "__per_cpu_end", -1ULL, 0
73 	fprintf(stderr, "Usage: kallsyms [--all-symbols] "  in usage()
74 			"[--base-relative] < in.map > out.S\n");  in usage()
80 	return (char *)s->sym + 1;  in sym_name()
91 		 * when --all-symbols is specified so exclude them to get a  in is_ignored_symbol()
115 		"__kvm_nvhe_",		/* arm64 non-VHE KVM namespace */  in is_ignored_symbol()
151 		int l = strlen(name) - strlen(*p);  in is_ignored_symbol()
189 		if (strcmp(sym, ar->start_sym) == 0) {  in check_symbol_range()
190 			ar->start = addr;  in check_symbol_range()
192 		} else if (strcmp(sym, ar->end_sym) == 0) {  in check_symbol_range()
193 			ar->end = addr;  in check_symbol_range()
241 	sym->addr = addr;  in read_symbol()
242 	sym->len = len;  in read_symbol()
243 	sym->sym[0] = type;  in read_symbol()
245 	sym->percpu_absolute = 0;  in read_symbol()
259 		if (s->addr >= ar->start && s->addr <= ar->end)  in symbol_in_range()
270 	/* if --all-symbols is not specified, then symbols outside the text  in symbol_valid()
282 		if ((s->addr == text_range_text->end &&  in symbol_valid()
283 		     strcmp(name, text_range_text->end_sym)) ||  in symbol_valid()
284 		    (s->addr == text_range_inittext->end &&  in symbol_valid()
285 		     strcmp(name, text_range_inittext->end_sym)))  in symbol_valid()
325 		sym->start_pos = table_cnt;  in read_map()
351 		printf("\tPTR\t_text + %#llx\n", addr - _text);  in output_address()
353 		printf("\tPTR\t_text - %#llx\n", _text - addr);  in output_address()
376 		len--;  in expand_symbol()
385 	return s->percpu_absolute;  in symbol_absolute()
397 	printf("#define PTR .quad\n");  in write_src()
416 			 * non-relocatable fixed offsets that will be fixed  in write_src()
424 				offset = table[i]->addr - relative_base;  in write_src()
427 				offset = table[i]->addr;  in write_src()
430 				offset = relative_base - table[i]->addr - 1;  in write_src()
435 					"%s symbol value %#llx out of range in relative mode\n",  in write_src()
437 					table[i]->addr);  in write_src()
442 			output_address(table[i]->addr);  in write_src()
444 			printf("\tPTR\t%#llx\n", table[i]->addr);  in write_src()
474 		printf("\t.byte 0x%02x", table[i]->len);  in write_src()
475 		for (k = 0; k < table[i]->len; k++)  in write_src()
476 			printf(", 0x%02x", table[i]->sym[k]);  in write_src()
479 		off += table[i]->len + 1;  in write_src()
514 	for (i = 0; i < len - 1; i++)  in learn_symbol()
523 	for (i = 0; i < len - 1; i++)  in forget_symbol()
524 		token_profit[ symbol[i] + (symbol[i + 1] << 8) ]--;  in forget_symbol()
533 		learn_symbol(table[i]->sym, table[i]->len);  in build_initial_tok_table()
541 	for (i = 0; i < len - 1; i++) {  in find_token()
557 		len = table[i]->len;  in compress_symbols()
558 		p1 = table[i]->sym;  in compress_symbols()
565 		forget_symbol(table[i]->sym, len);  in compress_symbols()
572 			size -= (p2 - p1);  in compress_symbols()
575 			len--;  in compress_symbols()
584 		table[i]->len = len;  in compress_symbols()
587 		learn_symbol(table[i]->sym, len);  in compress_symbols()
596 	bestprofit=-10000;  in find_best_token()
615 	for (i = 255; i >= 0; i--) {  in optimize_result()
643 		for (j = 0; j < table[i]->len; j++) {  in insert_real_symbols_in_table()
644 			c = table[i]->sym[j];  in insert_real_symbols_in_table()
661 static int may_be_linker_script_provide_symbol(const struct sym_entry *se)  in may_be_linker_script_provide_symbol()  argument
663 	const char *symbol = sym_name(se);  in may_be_linker_script_provide_symbol()
664 	int len = se->len - 1;  in may_be_linker_script_provide_symbol()
685 	if (!memcmp(symbol + len - 6, "_start", 6))  in may_be_linker_script_provide_symbol()
689 	if (!memcmp(symbol + len - 4, "_end", 4))  in may_be_linker_script_provide_symbol()
702 	if (sa->addr > sb->addr)  in compare_symbols()
704 	if (sa->addr < sb->addr)  in compare_symbols()
705 		return -1;  in compare_symbols()
708 	wa = (sa->sym[0] == 'w') || (sa->sym[0] == 'W');  in compare_symbols()
709 	wb = (sb->sym[0] == 'w') || (sb->sym[0] == 'W');  in compare_symbols()
711 		return wa - wb;  in compare_symbols()
717 		return wa - wb;  in compare_symbols()
723 		return wa - wb;  in compare_symbols()
726 	return sa->start_pos - sb->start_pos;  in compare_symbols()
745 			table[i]->sym[0] = 'A';  in make_percpus_absolute()
746 			table[i]->percpu_absolute = 1;  in make_percpus_absolute()
750 /* find the minimum non-absolute symbol address */
759 			 * Take the first non-absolute symbol value.  in record_relative_base()
761 			relative_base = table[i]->addr;  in record_relative_base()
771 			if(strcmp(argv[i], "--all-symbols") == 0)  in main()
773 			else if (strcmp(argv[i], "--absolute-percpu") == 0)  in main()
775 			else if (strcmp(argv[i], "--base-relative") == 0)  in main()