201 	struct super_block *sb = sbi->s_sb;  in detect_sysv()  local
219  		if (!(sb->s_flags & MS_RDONLY)) {  in detect_sysv()
222  				sb->s_id);  in detect_sysv()
244 		       "forcing read-only mode.\n", sb->s_id);  in detect_sysv()
302 static int complete_read_super(struct super_block *sb, int silent, int size)  in complete_read_super()  argument
304 	struct sysv_sb_info *sbi = SYSV_SB(sb);  in complete_read_super()
313 	flavour_setup[sbi->s_type](sbi, &sb->s_max_links);  in complete_read_super()
330 		       found, sb->s_blocksize, sb->s_id);  in complete_read_super()
332 	sb->s_magic = SYSV_MAGIC_BASE + sbi->s_type;  in complete_read_super()
334 	sb->s_op = &sysv_sops;  in complete_read_super()
336 		sb->s_flags |= MS_RDONLY;  in complete_read_super()
338 		sb->s_d_op = &sysv_dentry_operations;  in complete_read_super()
339 	root_inode = sysv_iget(sb, SYSV_ROOT_INO);  in complete_read_super()
344 	sb->s_root = d_make_root(root_inode);  in complete_read_super()
345 	if (!sb->s_root) {  in complete_read_super()
352 static int sysv_fill_super(struct super_block *sb, void *data, int silent)  in sysv_fill_super()  argument
369 	sbi->s_sb = sb;  in sysv_fill_super()
372 	sb->s_fs_info = sbi;  in sysv_fill_super()
374 	sb_set_blocksize(sb, BLOCK_SIZE);  in sysv_fill_super()
378 		bh = sb_bread(sb, flavours[i].block);  in sysv_fill_super()
381 		size = flavours[i].test(SYSV_SB(sb), bh);  in sysv_fill_super()
391 			sb_set_blocksize(sb, 512);  in sysv_fill_super()
392 			bh1 = sb_bread(sb, blocknr);  in sysv_fill_super()
393 			bh = sb_bread(sb, blocknr + 1);  in sysv_fill_super()
401 			sb_set_blocksize(sb, 2048);  in sysv_fill_super()
402 			bh1 = bh = sb_bread(sb, blocknr);  in sysv_fill_super()
411 		if (complete_read_super(sb, silent, size))  in sysv_fill_super()
417 	sb_set_blocksize(sb, BLOCK_SIZE);  in sysv_fill_super()
427 			sb->s_id);  in sysv_fill_super()
437 static int v7_sanity_check(struct super_block *sb, struct buffer_head *bh)  in v7_sanity_check()  argument
444 	sbi = sb->s_fs_info;  in v7_sanity_check()
455 	bh2 = sb_bread(sb, 2);  in v7_sanity_check()
473 static int v7_fill_super(struct super_block *sb, void *data, int silent)  in v7_fill_super()  argument
487 	sbi->s_sb = sb;  in v7_fill_super()
491 	sb->s_fs_info = sbi;  in v7_fill_super()
493 	sb_set_blocksize(sb, 512);  in v7_fill_super()
495 	if ((bh = sb_bread(sb, 1)) == NULL) {  in v7_fill_super()
498 			       "device %s.\n", sb->s_id);  in v7_fill_super()
504 	if (v7_sanity_check(sb, bh))  in v7_fill_super()
509 	if (v7_sanity_check(sb, bh))  in v7_fill_super()
517 	if (complete_read_super(sb, silent, 1))  in v7_fill_super()
522 		sb->s_id);  in v7_fill_super()