27 static int romfs_mtd_read(struct super_block *sb, unsigned long pos,  in romfs_mtd_read()  argument
33 	ret = ROMFS_MTD_READ(sb, pos, buflen, &rlen, buf);  in romfs_mtd_read()
41 				 unsigned long pos, size_t maxlen)  in romfs_mtd_strnlen()  argument
52 		ret = ROMFS_MTD_READ(sb, pos, segment, &len, buf);  in romfs_mtd_strnlen()
59 		pos += len;  in romfs_mtd_strnlen()
70 static int romfs_mtd_strcmp(struct super_block *sb, unsigned long pos,  in romfs_mtd_strcmp()  argument
83 		ret = ROMFS_MTD_READ(sb, pos, segment, &len, buf);  in romfs_mtd_strcmp()
91 		pos += len;  in romfs_mtd_strcmp()
107 static int romfs_blk_read(struct super_block *sb, unsigned long pos,  in romfs_blk_read()  argument
116 		offset = pos & (ROMBSIZE - 1);  in romfs_blk_read()
118 		bh = sb_bread(sb, pos >> ROMBSBITS);  in romfs_blk_read()
125 		pos += segment;  in romfs_blk_read()
135 				 unsigned long pos, size_t limit)  in romfs_blk_strnlen()  argument
145 		offset = pos & (ROMBSIZE - 1);  in romfs_blk_strnlen()
147 		bh = sb_bread(sb, pos >> ROMBSBITS);  in romfs_blk_strnlen()
156 		pos += segment;  in romfs_blk_strnlen()
167 static int romfs_blk_strcmp(struct super_block *sb, unsigned long pos,  in romfs_blk_strcmp()  argument
177 		offset = pos & (ROMBSIZE - 1);  in romfs_blk_strcmp()
179 		bh = sb_bread(sb, pos >> ROMBSBITS);  in romfs_blk_strcmp()
185 		pos += segment;  in romfs_blk_strcmp()
201 		BUG_ON((pos & (ROMBSIZE - 1)) != 0);  in romfs_blk_strcmp()
202 		bh = sb_bread(sb, pos >> ROMBSBITS);  in romfs_blk_strcmp()
218 int romfs_dev_read(struct super_block *sb, unsigned long pos,  in romfs_dev_read()  argument
224 	if (pos >= limit)  in romfs_dev_read()
226 	if (buflen > limit - pos)  in romfs_dev_read()
227 		buflen = limit - pos;  in romfs_dev_read()
231 		return romfs_mtd_read(sb, pos, buf, buflen);  in romfs_dev_read()
235 		return romfs_blk_read(sb, pos, buf, buflen);  in romfs_dev_read()
244 			  unsigned long pos, size_t maxlen)  in romfs_dev_strnlen()  argument
249 	if (pos >= limit)  in romfs_dev_strnlen()
251 	if (maxlen > limit - pos)  in romfs_dev_strnlen()
252 		maxlen = limit - pos;  in romfs_dev_strnlen()
256 		return romfs_mtd_strnlen(sb, pos, maxlen);  in romfs_dev_strnlen()
260 		return romfs_blk_strnlen(sb, pos, maxlen);  in romfs_dev_strnlen()
271 int romfs_dev_strcmp(struct super_block *sb, unsigned long pos,  in romfs_dev_strcmp()  argument
277 	if (pos >= limit)  in romfs_dev_strcmp()
281 	if (size + 1 > limit - pos)  in romfs_dev_strcmp()
286 		return romfs_mtd_strcmp(sb, pos, str, size);  in romfs_dev_strcmp()
290 		return romfs_blk_strcmp(sb, pos, str, size);  in romfs_dev_strcmp()