454 char *number(char *buf, char *end, unsigned long long num,  in number()  argument
518 			if (buf < end)  in number()
525 		if (buf < end)  in number()
532 			if (buf < end)  in number()
537 			if (buf < end)  in number()
547 			if (buf < end)  in number()
554 		if (buf < end)  in number()
560 		if (buf < end)  in number()
566 		if (buf < end)  in number()
575 char *special_hex_number(char *buf, char *end, unsigned long long num, int size)  in special_hex_number()  argument
585 	return number(buf, end, num, spec);  in special_hex_number()
588 static void move_right(char *buf, char *end, unsigned len, unsigned spaces)  in move_right()  argument
591 	if (buf >= end)	/* nowhere to put anything */  in move_right()
593 	size = end - buf;  in move_right()
615 char *widen_string(char *buf, int n, char *end, struct printf_spec spec)  in widen_string()  argument
624 		move_right(buf - n, end, n, spaces);  in widen_string()
628 		if (buf < end)  in widen_string()
636 static char *string_nocheck(char *buf, char *end, const char *s,  in string_nocheck()  argument
646 		if (buf < end)  in string_nocheck()
651 	return widen_string(buf, len, end, spec);  in string_nocheck()
654 static char *err_ptr(char *buf, char *end, void *ptr,  in err_ptr()  argument
661 		return string_nocheck(buf, end, sym, spec);  in err_ptr()
670 	return number(buf, end, err, spec);  in err_ptr()
674 static char *error_string(char *buf, char *end, const char *s,  in error_string()  argument
685 	return string_nocheck(buf, end, s, spec);  in error_string()
704 static int check_pointer(char **buf, char *end, const void *ptr,  in check_pointer()  argument
711 		*buf = error_string(*buf, end, err_msg, spec);  in check_pointer()
719 char *string(char *buf, char *end, const char *s,  in string()  argument
722 	if (check_pointer(&buf, end, s, spec))  in string()
725 	return string_nocheck(buf, end, s, spec);  in string()
728 static char *pointer_string(char *buf, char *end,  in pointer_string()  argument
739 	return number(buf, end, (unsigned long int)ptr, spec);  in pointer_string()
809 static char *ptr_to_id(char *buf, char *end, const void *ptr,  in ptr_to_id()  argument
821 		return pointer_string(buf, end, ptr, spec);  in ptr_to_id()
826 		return pointer_string(buf, end, (const void *)hashval, spec);  in ptr_to_id()
833 		return error_string(buf, end, str, spec);  in ptr_to_id()
836 	return pointer_string(buf, end, (const void *)hashval, spec);  in ptr_to_id()
839 static char *default_pointer(char *buf, char *end, const void *ptr,  in default_pointer()  argument
847 		return pointer_string(buf, end, ptr, spec);  in default_pointer()
849 	return ptr_to_id(buf, end, ptr, spec);  in default_pointer()
855 char *restricted_pointer(char *buf, char *end, const void *ptr,  in restricted_pointer()  argument
861 		return default_pointer(buf, end, ptr, spec);  in restricted_pointer()
872 			return error_string(buf, end, "pK-error", spec);  in restricted_pointer()
898 	return pointer_string(buf, end, ptr, spec);  in restricted_pointer()
902 char *dentry_name(char *buf, char *end, const struct dentry *d, struct printf_spec spec,  in dentry_name()  argument
920 		if (check_pointer(&buf, end, d, spec)) {  in dentry_name()
943 		if (buf < end)  in dentry_name()
947 	return widen_string(buf, n, end, spec);  in dentry_name()
951 char *file_dentry_name(char *buf, char *end, const struct file *f,  in file_dentry_name()  argument
954 	if (check_pointer(&buf, end, f, spec))  in file_dentry_name()
957 	return dentry_name(buf, end, f->f_path.dentry, spec, fmt);  in file_dentry_name()
961 char *bdev_name(char *buf, char *end, struct block_device *bdev,  in bdev_name()  argument
966 	if (check_pointer(&buf, end, bdev, spec))  in bdev_name()
970 	buf = string(buf, end, hd->disk_name, spec);  in bdev_name()
973 			if (buf < end)  in bdev_name()
977 		buf = number(buf, end, bdev->bd_partno, spec);  in bdev_name()
984 char *symbol_string(char *buf, char *end, void *ptr,  in symbol_string()  argument
1008 	return string_nocheck(buf, end, sym, spec);  in symbol_string()
1010 	return special_hex_number(buf, end, value, sizeof(void *));  in symbol_string()
1045 char *resource_string(char *buf, char *end, struct resource *res,  in resource_string()  argument
1092 	if (check_pointer(&buf, end, res, spec))  in resource_string()
1121 		if (res->start != res->end) {  in resource_string()
1123 			p = number(p, pend, res->end, *specp);  in resource_string()
1142 	return string_nocheck(buf, end, sym, spec);  in resource_string()
1146 char *hex_string(char *buf, char *end, u8 *addr, struct printf_spec spec,  in hex_string()  argument
1157 	if (check_pointer(&buf, end, addr, spec))  in hex_string()
1179 		if (buf < end)  in hex_string()
1182 		if (buf < end)  in hex_string()
1187 			if (buf < end)  in hex_string()
1197 char *bitmap_string(char *buf, char *end, const unsigned long *bitmap,  in bitmap_string()  argument
1205 	if (check_pointer(&buf, end, bitmap, spec))  in bitmap_string()
1226 			if (buf < end)  in bitmap_string()
1233 		buf = number(buf, end, val, spec);  in bitmap_string()
1241 char *bitmap_list_string(char *buf, char *end, const unsigned long *bitmap,  in bitmap_list_string()  argument
1248 	if (check_pointer(&buf, end, bitmap, spec))  in bitmap_list_string()
1253 			if (buf < end)  in bitmap_list_string()
1259 		buf = number(buf, end, rbot, default_dec_spec);  in bitmap_list_string()
1263 		if (buf < end)  in bitmap_list_string()
1265 		buf = number(++buf, end, rtop - 1, default_dec_spec);  in bitmap_list_string()
1271 char *mac_address_string(char *buf, char *end, u8 *addr,  in mac_address_string()  argument
1280 	if (check_pointer(&buf, end, addr, spec))  in mac_address_string()
1308 	return string_nocheck(buf, end, mac_addr, spec);  in mac_address_string()
1461 char *ip6_addr_string(char *buf, char *end, const u8 *addr,  in ip6_addr_string()  argument
1471 	return string_nocheck(buf, end, ip6_addr, spec);  in ip6_addr_string()
1475 char *ip4_addr_string(char *buf, char *end, const u8 *addr,  in ip4_addr_string()  argument
1482 	return string_nocheck(buf, end, ip4_addr, spec);  in ip4_addr_string()
1486 char *ip6_addr_string_sa(char *buf, char *end, const struct sockaddr_in6 *sa,  in ip6_addr_string_sa()  argument
1544 	return string_nocheck(buf, end, ip6_addr, spec);  in ip6_addr_string_sa()
1548 char *ip4_addr_string_sa(char *buf, char *end, const struct sockaddr_in *sa,  in ip4_addr_string_sa()  argument
1579 	return string_nocheck(buf, end, ip4_addr, spec);  in ip4_addr_string_sa()
1583 char *ip_addr_string(char *buf, char *end, const void *ptr,  in ip_addr_string()  argument
1588 	if (check_pointer(&buf, end, ptr, spec))  in ip_addr_string()
1593 		return ip6_addr_string(buf, end, ptr, spec, fmt);  in ip_addr_string()
1595 		return ip4_addr_string(buf, end, ptr, spec, fmt);  in ip_addr_string()
1605 			return ip4_addr_string_sa(buf, end, &sa->v4, spec, fmt);  in ip_addr_string()
1607 			return ip6_addr_string_sa(buf, end, &sa->v6, spec, fmt);  in ip_addr_string()
1609 			return error_string(buf, end, "(einval)", spec);  in ip_addr_string()
1614 	return error_string(buf, end, err_fmt_msg, spec);  in ip_addr_string()
1618 char *escaped_string(char *buf, char *end, u8 *addr, struct printf_spec spec,  in escaped_string()  argument
1629 	if (check_pointer(&buf, end, addr, spec))  in escaped_string()
1671 	buf += string_escape_mem(addr, len, buf, buf < end ? end - buf : 0, flags, NULL);  in escaped_string()
1676 static char *va_format(char *buf, char *end, struct va_format *va_fmt,  in va_format()  argument
1681 	if (check_pointer(&buf, end, va_fmt, spec))  in va_format()
1685 	buf += vsnprintf(buf, end > buf ? end - buf : 0, va_fmt->fmt, va);  in va_format()
1692 char *uuid_string(char *buf, char *end, const u8 *addr,  in uuid_string()  argument
1701 	if (check_pointer(&buf, end, addr, spec))  in uuid_string()
1733 	return string_nocheck(buf, end, uuid, spec);  in uuid_string()
1737 char *netdev_bits(char *buf, char *end, const void *addr,  in netdev_bits()  argument
1743 	if (check_pointer(&buf, end, addr, spec))  in netdev_bits()
1752 		return error_string(buf, end, "(%pN?)", spec);  in netdev_bits()
1755 	return special_hex_number(buf, end, num, size);  in netdev_bits()
1759 char *fourcc_string(char *buf, char *end, const u32 *fourcc,  in fourcc_string()  argument
1768 		return error_string(buf, end, "(%p4?)", spec);  in fourcc_string()
1770 	if (check_pointer(&buf, end, fourcc, spec))  in fourcc_string()
1793 	return string(buf, end, output, spec);  in fourcc_string()
1797 char *address_val(char *buf, char *end, const void *addr,  in address_val()  argument
1803 	if (check_pointer(&buf, end, addr, spec))  in address_val()
1818 	return special_hex_number(buf, end, num, size);  in address_val()
1822 char *date_str(char *buf, char *end, const struct rtc_time *tm, bool r)  in date_str()  argument
1827 	buf = number(buf, end, year, default_dec04_spec);  in date_str()
1828 	if (buf < end)  in date_str()
1832 	buf = number(buf, end, mon, default_dec02_spec);  in date_str()
1833 	if (buf < end)  in date_str()
1837 	return number(buf, end, tm->tm_mday, default_dec02_spec);  in date_str()
1841 char *time_str(char *buf, char *end, const struct rtc_time *tm, bool r)  in time_str()  argument
1843 	buf = number(buf, end, tm->tm_hour, default_dec02_spec);  in time_str()
1844 	if (buf < end)  in time_str()
1848 	buf = number(buf, end, tm->tm_min, default_dec02_spec);  in time_str()
1849 	if (buf < end)  in time_str()
1853 	return number(buf, end, tm->tm_sec, default_dec02_spec);  in time_str()
1857 char *rtc_str(char *buf, char *end, const struct rtc_time *tm,  in rtc_str()  argument
1865 	if (check_pointer(&buf, end, tm, spec))  in rtc_str()
1894 		buf = date_str(buf, end, tm, raw);  in rtc_str()
1896 		if (buf < end)  in rtc_str()
1901 		buf = time_str(buf, end, tm, raw);  in rtc_str()
1907 char *time64_str(char *buf, char *end, const time64_t time,  in time64_str()  argument
1926 	return rtc_str(buf, end, &rtc_time, spec, fmt);  in time64_str()
1930 char *time_and_date(char *buf, char *end, void *ptr, struct printf_spec spec,  in time_and_date()  argument
1935 		return rtc_str(buf, end, (const struct rtc_time *)ptr, spec, fmt);  in time_and_date()
1937 		return time64_str(buf, end, *(const time64_t *)ptr, spec, fmt);  in time_and_date()
1939 		return error_string(buf, end, "(%pt?)", spec);  in time_and_date()
1944 char *clock(char *buf, char *end, struct clk *clk, struct printf_spec spec,  in clock()  argument
1948 		return error_string(buf, end, "(%pC?)", spec);  in clock()
1950 	if (check_pointer(&buf, end, clk, spec))  in clock()
1957 		return string(buf, end, __clk_get_name(clk), spec);  in clock()
1959 		return ptr_to_id(buf, end, clk, spec);  in clock()
1965 char *format_flags(char *buf, char *end, unsigned long flags,  in format_flags()  argument
1975 		buf = string(buf, end, names->name, default_str_spec);  in format_flags()
1979 			if (buf < end)  in format_flags()
1986 		buf = number(buf, end, flags, default_flag_spec);  in format_flags()
2013 char *format_page_flags(char *buf, char *end, unsigned long flags)  in format_page_flags()  argument
2019 	buf = number(buf, end, flags, default_flag_spec);  in format_page_flags()
2020 	if (buf < end)  in format_page_flags()
2026 		buf = format_flags(buf, end, main_flags, pageflag_names);  in format_page_flags()
2038 			if (buf < end)  in format_page_flags()
2043 		buf = string(buf, end, pff[i].name, default_str_spec);  in format_page_flags()
2044 		if (buf < end)  in format_page_flags()
2047 		buf = number(buf, end, (flags >> pff[i].shift) & pff[i].mask,  in format_page_flags()
2052 	if (buf < end)  in format_page_flags()
2060 char *flags_string(char *buf, char *end, void *flags_ptr,  in flags_string()  argument
2066 	if (check_pointer(&buf, end, flags_ptr, spec))  in flags_string()
2071 		return format_page_flags(buf, end, *(unsigned long *)flags_ptr);  in flags_string()
2081 		return error_string(buf, end, "(%pG?)", spec);  in flags_string()
2084 	return format_flags(buf, end, flags, names);  in flags_string()
2089 			      char *end)  in fwnode_full_name_string()  argument
2098 		buf = string(buf, end, fwnode_get_name_prefix(__fwnode),  in fwnode_full_name_string()
2100 		buf = string(buf, end, fwnode_get_name(__fwnode),  in fwnode_full_name_string()
2110 char *device_node_string(char *buf, char *end, struct device_node *dn,  in device_node_string()  argument
2124 		return error_string(buf, end, "(%pO?)", spec);  in device_node_string()
2127 		return error_string(buf, end, "(%pOF?)", spec);  in device_node_string()
2129 	if (check_pointer(&buf, end, dn, spec))  in device_node_string()
2140 			if (buf < end)  in device_node_string()
2148 						      end);  in device_node_string()
2154 			buf = string(buf, end, p, str_spec);  in device_node_string()
2158 			buf = number(buf, end, (unsigned int)dn->phandle, default_dec_spec);  in device_node_string()
2164 			buf = string(buf, end, p, str_spec);  in device_node_string()
2172 			buf = string_nocheck(buf, end, tbuf, str_spec);  in device_node_string()
2177 				buf = string(buf, end, p, str_spec);  in device_node_string()
2183 					buf = string_nocheck(buf, end, ",", str_spec);  in device_node_string()
2184 				buf = string_nocheck(buf, end, "\"", str_spec);  in device_node_string()
2185 				buf = string(buf, end, p, str_spec);  in device_node_string()
2186 				buf = string_nocheck(buf, end, "\"", str_spec);  in device_node_string()
2196 	return widen_string(buf, buf - buf_start, end, spec);  in device_node_string()
2200 char *fwnode_string(char *buf, char *end, struct fwnode_handle *fwnode,  in fwnode_string()  argument
2209 		return error_string(buf, end, "(%pf?)", spec);  in fwnode_string()
2211 	if (check_pointer(&buf, end, fwnode, spec))  in fwnode_string()
2218 		buf = string(buf, end, fwnode_get_name(fwnode), str_spec);  in fwnode_string()
2222 		buf = fwnode_full_name_string(fwnode, buf, end);  in fwnode_string()
2226 	return widen_string(buf, buf - buf_start, end, spec);  in fwnode_string()
2255 char *rust_fmt_argument(char *buf, char *end, void *ptr);
2389 char *pointer(const char *fmt, char *buf, char *end, void *ptr,  in pointer()  argument
2398 		return symbol_string(buf, end, ptr, spec, fmt);  in pointer()
2401 		return resource_string(buf, end, ptr, spec, fmt);  in pointer()
2403 		return hex_string(buf, end, ptr, spec, fmt);  in pointer()
2407 			return bitmap_list_string(buf, end, ptr, spec, fmt);  in pointer()
2409 			return bitmap_string(buf, end, ptr, spec, fmt);  in pointer()
2415 		return mac_address_string(buf, end, ptr, spec, fmt);  in pointer()
2425 		return ip_addr_string(buf, end, ptr, spec, fmt);  in pointer()
2427 		return escaped_string(buf, end, ptr, spec, fmt);  in pointer()
2429 		return uuid_string(buf, end, ptr, spec, fmt);  in pointer()
2431 		return va_format(buf, end, ptr, spec, fmt);  in pointer()
2433 		return restricted_pointer(buf, end, ptr, spec);  in pointer()
2435 		return netdev_bits(buf, end, ptr, spec, fmt);  in pointer()
2437 		return fourcc_string(buf, end, ptr, spec, fmt);  in pointer()
2439 		return address_val(buf, end, ptr, spec, fmt);  in pointer()
2441 		return dentry_name(buf, end, ptr, spec, fmt);  in pointer()
2443 		return time_and_date(buf, end, ptr, spec, fmt);  in pointer()
2445 		return clock(buf, end, ptr, spec, fmt);  in pointer()
2447 		return file_dentry_name(buf, end, ptr, spec, fmt);  in pointer()
2450 		return bdev_name(buf, end, ptr, spec, fmt);  in pointer()
2454 		return flags_string(buf, end, ptr, spec, fmt);  in pointer()
2456 		return device_node_string(buf, end, ptr, spec, fmt + 1);  in pointer()
2458 		return fwnode_string(buf, end, ptr, spec, fmt + 1);  in pointer()
2462 			return error_string(buf, end, "(%pA?)", spec);  in pointer()
2464 		return rust_fmt_argument(buf, end, ptr);  in pointer()
2466 		return pointer_string(buf, end, ptr, spec);  in pointer()
2470 			return default_pointer(buf, end, ptr, spec);  in pointer()
2471 		return err_ptr(buf, end, ptr, spec);  in pointer()
2476 			return string(buf, end, ptr, spec);  in pointer()
2478 			return error_string(buf, end, "(einval)", spec);  in pointer()
2481 		return default_pointer(buf, end, ptr, spec);  in pointer()
2733 	char *str, *end;  in vsnprintf()  local
2742 	end = buf + size;  in vsnprintf()
2745 	if (end < buf) {  in vsnprintf()
2746 		end = ((void *)-1);  in vsnprintf()
2747 		size = end - buf;  in vsnprintf()
2759 			if (str < end) {  in vsnprintf()
2760 				if (copy > end - str)  in vsnprintf()
2761 					copy = end - str;  in vsnprintf()
2781 					if (str < end)  in vsnprintf()
2788 			if (str < end)  in vsnprintf()
2792 				if (str < end)  in vsnprintf()
2800 			str = string(str, end, va_arg(args, char *), spec);  in vsnprintf()
2804 			str = pointer(fmt, str, end, va_arg(args, void *),  in vsnprintf()
2811 			if (str < end)  in vsnprintf()
2866 			str = number(str, end, num, spec);  in vsnprintf()
2872 		if (str < end)  in vsnprintf()
2875 			end[-1] = '\0';  in vsnprintf()
3038 	char *str, *end;  in vbin_printf()  local
3042 	end = (char *)(bin_buf + size);  in vbin_printf()
3051 		if (str + sizeof(type) <= end) {			\  in vbin_printf()
3060 		if (str + sizeof(type) <= end)				\  in vbin_printf()
3102 			if (str + len < end)  in vbin_printf()
3124 				str = pointer(fmt, str, end, va_arg(args, void *),  in vbin_printf()
3126 				if (str + 1 < end)  in vbin_printf()
3129 					end[-1] = '\0'; /* Must be nul terminated */  in vbin_printf()
3197 	char *str, *end;  in bstr_printf()  local
3204 	end = buf + size;  in bstr_printf()
3222 	if (end < buf) {  in bstr_printf()
3223 		end = ((void *)-1);  in bstr_printf()
3224 		size = end - buf;  in bstr_printf()
3236 			if (str < end) {  in bstr_printf()
3237 				if (copy > end - str)  in bstr_printf()
3238 					copy = end - str;  in bstr_printf()
3258 					if (str < end)  in bstr_printf()
3264 			if (str < end)  in bstr_printf()
3268 				if (str < end)  in bstr_printf()
3278 			str = string(str, end, (char *)str_arg, spec);  in bstr_printf()
3300 				if (str < end) {  in bstr_printf()
3302 					if (copy > end - str)  in bstr_printf()
3303 						copy = end - str;  in bstr_printf()
3310 				str = pointer(fmt, str, end, get_arg(void *), spec);  in bstr_printf()
3318 			if (str < end)  in bstr_printf()
3363 			str = number(str, end, num, spec);  in bstr_printf()
3370 		if (str < end)  in bstr_printf()
3373 			end[-1] = '\0';  in bstr_printf()