103 static int __init get_dm_option(struct dm_option *opt, const char *accept)  in get_dm_option()  argument
105 	char *str = opt->next;  in get_dm_option()
112 	opt->start = str;  in get_dm_option()
115 		opt->len = strlen(str);  in get_dm_option()
116 		endp = str + opt->len;  in get_dm_option()
118 		opt->len = endp - str;  in get_dm_option()
120 	opt->delim = *endp;  in get_dm_option()
123 		opt->next = endp;  in get_dm_option()
125 		opt->next = endp + 1;  in get_dm_option()
127 	return opt->len != 0;  in get_dm_option()
154 	struct dm_option opt;  in dm_parse_device()  local
158 	opt.next = str;  in dm_parse_device()
159 	if (!get_dm_option(&opt, DM_FIELD_SEP)) {  in dm_parse_device()
163 	len = min(opt.len + 1, sizeof(dev->name));  in dm_parse_device()
164 	strlcpy(dev->name, opt.start, len);  /* includes nul */  in dm_parse_device()
167 	if (!get_dm_option(&opt, DM_FIELD_SEP)) {  in dm_parse_device()
171 	len = min(opt.len + 1, sizeof(dev->uuid));  in dm_parse_device()
172 	strlcpy(dev->uuid, opt.start, len);  in dm_parse_device()
175 	get_dm_option(&opt, DM_ANY_SEP);  in dm_parse_device()
176 	if (!strncmp("ro", opt.start, opt.len)) {  in dm_parse_device()
178 	} else if (!strncmp("rw", opt.start, opt.len)) {  in dm_parse_device()
187 	if (opt.delim == DM_FIELD_SEP[0]) {  in dm_parse_device()
188 		if (!get_dm_option(&opt, DM_LINE_SEP))  in dm_parse_device()
190 		dev->num_targets = simple_strtoul(opt.start, NULL, 10);  in dm_parse_device()
198 	return opt.next;  in dm_parse_device()
206 	struct dm_option opt;  in dm_parse_targets()  local
213 	opt.next = str;  in dm_parse_targets()
223 		if (!get_dm_option(&opt, DM_FIELD_SEP)) {  in dm_parse_targets()
228 		(*target)->begin = simple_strtoull(opt.start, NULL, 10);  in dm_parse_targets()
230 		if (!get_dm_option(&opt, DM_FIELD_SEP)) {  in dm_parse_targets()
235 		(*target)->length = simple_strtoull(opt.start, NULL, 10);  in dm_parse_targets()
237 		if (get_dm_option(&opt, DM_FIELD_SEP))  in dm_parse_targets()
238 			(*target)->type = kstrndup(opt.start, opt.len,  in dm_parse_targets()
245 		if (get_dm_option(&opt, DM_LINE_SEP))  in dm_parse_targets()
246 			(*target)->params = kstrndup(opt.start, opt.len,  in dm_parse_targets()
257 	return opt.next;  in dm_parse_targets()
314 	struct dm_option opt;  in dm_setup()  local
321 	opt.next = str;  in dm_setup()
322 	if (!get_dm_option(&opt, DM_FIELD_SEP))  in dm_setup()
324 	if (isdigit(opt.start[0])) {	/* XXX: Optional number field */  in dm_setup()
325 		num_devices = simple_strtoul(opt.start, NULL, 10);  in dm_setup()
326 		str = opt.next;  in dm_setup()