C++ (Cpp) nd_terminate_link Examples

Example #1

File: vxfs_inode.c Project: 020gzh/linux

/**
 * vxfs_iget - get an inode
 * @sbp:	the superblock to get the inode for
 * @ino:	the number of the inode to get
 *
 * Description:
 *  vxfs_read_inode creates an inode, reads the disk inode for @ino and fills
 *  in all relevant fields in the new inode.
 */
struct inode *
vxfs_iget(struct super_block *sbp, ino_t ino)
{
	struct vxfs_inode_info		*vip;
	const struct address_space_operations	*aops;
	struct inode *ip;

	ip = iget_locked(sbp, ino);
	if (!ip)
		return ERR_PTR(-ENOMEM);
	if (!(ip->i_state & I_NEW))
		return ip;

	vip = __vxfs_iget(ino, VXFS_SBI(sbp)->vsi_ilist);
	if (IS_ERR(vip)) {
		iget_failed(ip);
		return ERR_CAST(vip);
	}

	vxfs_iinit(ip, vip);

	if (VXFS_ISIMMED(vip))
		aops = &vxfs_immed_aops;
	else
		aops = &vxfs_aops;

	if (S_ISREG(ip->i_mode)) {
		ip->i_fop = &generic_ro_fops;
		ip->i_mapping->a_ops = aops;
	} else if (S_ISDIR(ip->i_mode)) {
		ip->i_op = &vxfs_dir_inode_ops;
		ip->i_fop = &vxfs_dir_operations;
		ip->i_mapping->a_ops = aops;
	} else if (S_ISLNK(ip->i_mode)) {
		if (!VXFS_ISIMMED(vip)) {
			ip->i_op = &page_symlink_inode_operations;
			inode_nohighmem(ip);
			ip->i_mapping->a_ops = &vxfs_aops;
		} else {
			ip->i_op = &simple_symlink_inode_operations;
			ip->i_link = vip->vii_immed.vi_immed;
			nd_terminate_link(ip->i_link, ip->i_size,
					  sizeof(vip->vii_immed.vi_immed) - 1);
		}
	} else
		init_special_inode(ip, ip->i_mode, old_decode_dev(vip->vii_rdev));

	unlock_new_inode(ip);
	return ip;
}

Example #2

File: inode.c Project: adyjl/DORIMANX_LG_STOCK_LP_KERNEL

void sysv_set_inode(struct inode *inode, dev_t rdev)
{
	if (S_ISREG(inode->i_mode)) {
		inode->i_op = &sysv_file_inode_operations;
		inode->i_fop = &sysv_file_operations;
		inode->i_mapping->a_ops = &sysv_aops;
	} else if (S_ISDIR(inode->i_mode)) {
		inode->i_op = &sysv_dir_inode_operations;
		inode->i_fop = &sysv_dir_operations;
		inode->i_mapping->a_ops = &sysv_aops;
	} else if (S_ISLNK(inode->i_mode)) {
		if (inode->i_blocks) {
			inode->i_op = &sysv_symlink_inode_operations;
			inode->i_mapping->a_ops = &sysv_aops;
		} else {
			inode->i_op = &sysv_fast_symlink_inode_operations;
			nd_terminate_link(SYSV_I(inode)->i_data, inode->i_size,
				sizeof(SYSV_I(inode)->i_data) - 1);
		}
	} else
		init_special_inode(inode, inode->i_mode, rdev);
}