1 // SPDX-License-Identifier: GPL-2.0
3  * Copyright (c) 2004-2005 Silicon Graphics, Inc.
28 	case FILEID_INO32_GEN:  in xfs_fileid_length()
30 	case FILEID_INO32_GEN_PARENT:  in xfs_fileid_length()
32 	case FILEID_INO32_GEN | XFS_FILEID_TYPE_64FLAG:  in xfs_fileid_length()
34 	case FILEID_INO32_GEN_PARENT | XFS_FILEID_TYPE_64FLAG:  in xfs_fileid_length()
47 	struct xfs_mount	*mp = XFS_M(inode->i_sb);  in xfs_fs_encode_fh()
61 	 * to use larger file handles that can represent them.  in xfs_fs_encode_fh()
74 	 * seven combinations work.  The real answer is "don't use v2".  in xfs_fs_encode_fh()
84 	case FILEID_INO32_GEN_PARENT:  in xfs_fs_encode_fh()
85 		fid->i32.parent_ino = XFS_I(parent)->i_ino;  in xfs_fs_encode_fh()
86 		fid->i32.parent_gen = parent->i_generation;  in xfs_fs_encode_fh()
88 	case FILEID_INO32_GEN:  in xfs_fs_encode_fh()
89 		fid->i32.ino = XFS_I(inode)->i_ino;  in xfs_fs_encode_fh()
90 		fid->i32.gen = inode->i_generation;  in xfs_fs_encode_fh()
92 	case FILEID_INO32_GEN_PARENT | XFS_FILEID_TYPE_64FLAG:  in xfs_fs_encode_fh()
93 		fid64->parent_ino = XFS_I(parent)->i_ino;  in xfs_fs_encode_fh()
94 		fid64->parent_gen = parent->i_generation;  in xfs_fs_encode_fh()
96 	case FILEID_INO32_GEN | XFS_FILEID_TYPE_64FLAG:  in xfs_fs_encode_fh()
97 		fid64->ino = XFS_I(inode)->i_ino;  in xfs_fs_encode_fh()
98 		fid64->gen = inode->i_generation;  in xfs_fs_encode_fh()
119 		return ERR_PTR(-ESTALE);  in xfs_nfs_get_inode()
134 		 * We don't use ESTALE directly down the chain to not  in xfs_nfs_get_inode()
138 		case -EINVAL:  in xfs_nfs_get_inode()
139 		case -ENOENT:  in xfs_nfs_get_inode()
140 		case -EFSCORRUPTED:  in xfs_nfs_get_inode()
141 			error = -ESTALE;  in xfs_nfs_get_inode()
151 	 * Use an unlocked check here because unrecovered unlinked inodes  in xfs_nfs_get_inode()
163 	if (VFS_I(ip)->i_generation != generation || IS_PRIVATE(VFS_I(ip))) {  in xfs_nfs_get_inode()
165 		return ERR_PTR(-ESTALE);  in xfs_nfs_get_inode()
182 	case FILEID_INO32_GEN_PARENT:  in xfs_fs_fh_to_dentry()
183 	case FILEID_INO32_GEN:  in xfs_fs_fh_to_dentry()
184 		inode = xfs_nfs_get_inode(sb, fid->i32.ino, fid->i32.gen);  in xfs_fs_fh_to_dentry()
186 	case FILEID_INO32_GEN_PARENT | XFS_FILEID_TYPE_64FLAG:  in xfs_fs_fh_to_dentry()
187 	case FILEID_INO32_GEN | XFS_FILEID_TYPE_64FLAG:  in xfs_fs_fh_to_dentry()
188 		inode = xfs_nfs_get_inode(sb, fid64->ino, fid64->gen);  in xfs_fs_fh_to_dentry()
206 	case FILEID_INO32_GEN_PARENT:  in xfs_fs_fh_to_parent()
207 		inode = xfs_nfs_get_inode(sb, fid->i32.parent_ino,  in xfs_fs_fh_to_parent()
208 					      fid->i32.parent_gen);  in xfs_fs_fh_to_parent()
210 	case FILEID_INO32_GEN_PARENT | XFS_FILEID_TYPE_64FLAG:  in xfs_fs_fh_to_parent()
211 		inode = xfs_nfs_get_inode(sb, fid64->parent_ino,  in xfs_fs_fh_to_parent()
212 					      fid64->parent_gen);  in xfs_fs_fh_to_parent()