4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 only,
8 * as published by the Free Software Foundation.
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License version 2 for more details (a copy is included
14 * in the LICENSE file that accompanied this code).
16 * You should have received a copy of the GNU General Public License
17 * version 2 along with this program; If not, see
18 * http://www.gnu.org/licenses/gpl-2.0.html
23 * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
24 * Use is subject to license terms.
26 * Copyright (c) 2012, 2014, Intel Corporation.
29 * This file is part of Lustre, http://www.lustre.org/
30 * Lustre is a trademark of Sun Microsystems, Inc.
32 * lustre/obdclass/linux/linux-obdo.c
34 * Object Devices Class Driver
35 * These are the only exported functions, they provide some generic
36 * infrastructure for managing object devices
39 #define DEBUG_SUBSYSTEM S_CLASS
42 #include <linux/module.h>
43 #include <linux/pagemap.h> /* for PAGE_SIZE */
44 #include <lustre/lustre_idl.h>
45 #include <obd_class.h>
47 /*FIXME: Just copy from obdo_from_inode*/
48 void obdo_from_la(struct obdo *dst, const struct lu_attr *la, u64 valid)
52 if (valid & LA_ATIME) {
53 dst->o_atime = la->la_atime;
54 newvalid |= OBD_MD_FLATIME;
56 if (valid & LA_MTIME) {
57 dst->o_mtime = la->la_mtime;
58 newvalid |= OBD_MD_FLMTIME;
60 if (valid & LA_CTIME) {
61 dst->o_ctime = la->la_ctime;
62 newvalid |= OBD_MD_FLCTIME;
64 if (valid & LA_SIZE) {
65 dst->o_size = la->la_size;
66 newvalid |= OBD_MD_FLSIZE;
68 if (valid & LA_BLOCKS) { /* allocation of space (x512 bytes) */
69 dst->o_blocks = la->la_blocks;
70 newvalid |= OBD_MD_FLBLOCKS;
72 if (valid & LA_TYPE) {
73 dst->o_mode = (dst->o_mode & S_IALLUGO) |
74 (la->la_mode & S_IFMT);
75 newvalid |= OBD_MD_FLTYPE;
77 if (valid & LA_MODE) {
78 dst->o_mode = (dst->o_mode & S_IFMT) |
79 (la->la_mode & S_IALLUGO);
80 newvalid |= OBD_MD_FLMODE;
83 dst->o_uid = la->la_uid;
84 newvalid |= OBD_MD_FLUID;
87 dst->o_gid = la->la_gid;
88 newvalid |= OBD_MD_FLGID;
90 if (valid & LA_PROJID) {
91 dst->o_projid = la->la_projid;
92 newvalid |= OBD_MD_FLPROJID;
94 if (valid & LA_FLAGS) {
95 dst->o_flags = la->la_flags;
96 newvalid |= OBD_MD_FLFLAGS;
98 dst->o_valid |= newvalid;
100 EXPORT_SYMBOL(obdo_from_la);
102 /*FIXME: Just copy from obdo_from_inode*/
103 void la_from_obdo(struct lu_attr *dst, const struct obdo *obdo, u64 valid)
107 valid &= obdo->o_valid;
109 if (valid & OBD_MD_FLATIME) {
110 dst->la_atime = obdo->o_atime;
111 newvalid |= LA_ATIME;
113 if (valid & OBD_MD_FLMTIME) {
114 dst->la_mtime = obdo->o_mtime;
115 newvalid |= LA_MTIME;
117 if (valid & OBD_MD_FLCTIME) {
118 dst->la_ctime = obdo->o_ctime;
119 newvalid |= LA_CTIME;
121 if (valid & OBD_MD_FLSIZE) {
122 dst->la_size = obdo->o_size;
125 if (valid & OBD_MD_FLBLOCKS) {
126 dst->la_blocks = obdo->o_blocks;
127 newvalid |= LA_BLOCKS;
129 if (valid & OBD_MD_FLTYPE) {
130 dst->la_mode = (dst->la_mode & S_IALLUGO) |
131 (obdo->o_mode & S_IFMT);
134 if (valid & OBD_MD_FLMODE) {
135 dst->la_mode = (dst->la_mode & S_IFMT) |
136 (obdo->o_mode & S_IALLUGO);
139 if (valid & OBD_MD_FLUID) {
140 dst->la_uid = obdo->o_uid;
143 if (valid & OBD_MD_FLGID) {
144 dst->la_gid = obdo->o_gid;
147 if (valid & OBD_MD_FLPROJID) {
148 dst->la_projid = obdo->o_projid;
149 newvalid |= LA_PROJID;
151 if (valid & OBD_MD_FLFLAGS) {
152 dst->la_flags = obdo->o_flags;
153 newvalid |= LA_FLAGS;
155 dst->la_valid = newvalid;
157 EXPORT_SYMBOL(la_from_obdo);