EXT2_BLOCK_SIZE
((struct ext2_inode *)((int)GROUP_DESC + EXT2_BLOCK_SIZE(SUPERBLOCK)))
((int)((int)DATABLOCK1 + EXT2_BLOCK_SIZE(SUPERBLOCK)))
#define EXT2_ADDR_PER_BLOCK(s) (EXT2_BLOCK_SIZE(s) / sizeof (__u32))
#define EXT2_INODES_PER_BLOCK(s) (EXT2_BLOCK_SIZE(s)/EXT2_INODE_SIZE(s))
(EXT2_BLOCK_SIZE(s) / sizeof (struct ext2_group_desc))
return devread (fsblock * (EXT2_BLOCK_SIZE (SUPERBLOCK) / DEV_BSIZE), 0,
EXT2_BLOCK_SIZE (SUPERBLOCK), (char *) buffer);
offset = filepos & (EXT2_BLOCK_SIZE (SUPERBLOCK) - 1);
size = EXT2_BLOCK_SIZE (SUPERBLOCK);
devread (map * (EXT2_BLOCK_SIZE (SUPERBLOCK) / DEV_BSIZE),
ea_blocks = INODE->i_file_acl ? EXT2_BLOCK_SIZE (SUPERBLOCK) / DEV_BSIZE : 0;
off = loc & (EXT2_BLOCK_SIZE (SUPERBLOCK) - 1);