taglinefilesource code
i_frag_no468fs/ext2/ialloc.cinode->u.ext2_i.i_frag_no = 0;
i_frag_no536fs/ext2/inode.cinode->u.ext2_i.i_frag_no = raw_inode->i_frag;
i_frag_no625fs/ext2/inode.craw_inode->i_frag = inode->u.ext2_i.i_frag_no;
i_frag_no25include/linux/ext2_fs_i.hunsigned char  i_frag_no;