23 static int romfs_mtd_read(struct super_block *sb, unsigned long pos,  in romfs_mtd_read()  argument
29 	ret = ROMFS_MTD_READ(sb, pos, buflen, &rlen, buf);  in romfs_mtd_read()
37 				 unsigned long pos, size_t maxlen)  in romfs_mtd_strnlen()  argument
48 		ret = ROMFS_MTD_READ(sb, pos, segment, &len, buf);  in romfs_mtd_strnlen()
55 		pos += len;  in romfs_mtd_strnlen()
66 static int romfs_mtd_strcmp(struct super_block *sb, unsigned long pos,  in romfs_mtd_strcmp()  argument
79 		ret = ROMFS_MTD_READ(sb, pos, segment, &len, buf);  in romfs_mtd_strcmp()
87 		pos += len;  in romfs_mtd_strcmp()
103 static int romfs_blk_read(struct super_block *sb, unsigned long pos,  in romfs_blk_read()  argument
112 		offset = pos & (ROMBSIZE - 1);  in romfs_blk_read()
114 		bh = sb_bread(sb, pos >> ROMBSBITS);  in romfs_blk_read()
121 		pos += segment;  in romfs_blk_read()
131 				 unsigned long pos, size_t limit)  in romfs_blk_strnlen()  argument
141 		offset = pos & (ROMBSIZE - 1);  in romfs_blk_strnlen()
143 		bh = sb_bread(sb, pos >> ROMBSBITS);  in romfs_blk_strnlen()
152 		pos += segment;  in romfs_blk_strnlen()
163 static int romfs_blk_strcmp(struct super_block *sb, unsigned long pos,  in romfs_blk_strcmp()  argument
173 		offset = pos & (ROMBSIZE - 1);  in romfs_blk_strcmp()
175 		bh = sb_bread(sb, pos >> ROMBSBITS);  in romfs_blk_strcmp()
181 		pos += segment;  in romfs_blk_strcmp()
197 		BUG_ON((pos & (ROMBSIZE - 1)) != 0);  in romfs_blk_strcmp()
198 		bh = sb_bread(sb, pos >> ROMBSBITS);  in romfs_blk_strcmp()
214 int romfs_dev_read(struct super_block *sb, unsigned long pos,  in romfs_dev_read()  argument
220 	if (pos >= limit || buflen > limit - pos)  in romfs_dev_read()
225 		return romfs_mtd_read(sb, pos, buf, buflen);  in romfs_dev_read()
229 		return romfs_blk_read(sb, pos, buf, buflen);  in romfs_dev_read()
238 			  unsigned long pos, size_t maxlen)  in romfs_dev_strnlen()  argument
243 	if (pos >= limit)  in romfs_dev_strnlen()
245 	if (maxlen > limit - pos)  in romfs_dev_strnlen()
246 		maxlen = limit - pos;  in romfs_dev_strnlen()
250 		return romfs_mtd_strnlen(sb, pos, maxlen);  in romfs_dev_strnlen()
254 		return romfs_blk_strnlen(sb, pos, maxlen);  in romfs_dev_strnlen()
265 int romfs_dev_strcmp(struct super_block *sb, unsigned long pos,  in romfs_dev_strcmp()  argument
271 	if (pos >= limit)  in romfs_dev_strcmp()
275 	if (size + 1 > limit - pos)  in romfs_dev_strcmp()
280 		return romfs_mtd_strcmp(sb, pos, str, size);  in romfs_dev_strcmp()
284 		return romfs_blk_strcmp(sb, pos, str, size);  in romfs_dev_strcmp()