1 /* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
2 * vim:expandtab:shiftwidth=8:tabstop=8:
6 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2 only,
10 * as published by the Free Software Foundation.
12 * This program is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * General Public License version 2 for more details (a copy is included
16 * in the LICENSE file that accompanied this code).
18 * You should have received a copy of the GNU General Public License
19 * version 2 along with this program; If not, see
20 * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
22 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
23 * CA 95054 USA or visit www.sun.com if you need additional information or
29 * Copyright 2008 Sun Microsystems, Inc. All rights reserved
30 * Use is subject to license terms.
33 * This file is part of Lustre, http://www.lustre.org/
34 * Lustre is a trademark of Sun Microsystems, Inc.
36 * lustre/liblustre/llite_fid.c
38 * Lustre Light Super operations
45 #include <sys/types.h>
47 #include <sys/queue.h>
60 /* both sys/queue.h (libsysio require it) and portals/lists.h have definition
61 * of 'LIST_HEAD'. undef it to suppress warnings
64 #include <lnet/lnetctl.h> /* needed for parse_dump */
67 #include "llite_lib.h"
68 #include <lustre_ver.h>
69 #include <lustre_fid.h>
71 /* build inode number on passed @fid */
72 unsigned long llu_fid_build_ino(struct llu_sb_info *sbi,
78 if (fid_is_igif(fid)) {
79 ino = lu_igif_ino(fid);
83 ino = fid_flatten(fid);
85 if (unlikely(ino == 0))
86 /* the first result ino is 0xFFC001, so this is rarely used */
88 ino = ino | 0x80000000;