diff options
Diffstat (limited to 'drivers/staging/lustre/lustre/include/lustre_mds.h')
-rw-r--r-- | drivers/staging/lustre/lustre/include/lustre_mds.h | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/drivers/staging/lustre/lustre/include/lustre_mds.h b/drivers/staging/lustre/lustre/include/lustre_mds.h new file mode 100644 index 000000000..f0cce41c5 --- /dev/null +++ b/drivers/staging/lustre/lustre/include/lustre_mds.h @@ -0,0 +1,81 @@ +/* + * GPL HEADER START + * + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 only, + * as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License version 2 for more details (a copy is included + * in the LICENSE file that accompanied this code). + * + * You should have received a copy of the GNU General Public License + * version 2 along with this program; If not, see + * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf + * + * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, + * CA 95054 USA or visit www.sun.com if you need additional information or + * have any questions. + * + * GPL HEADER END + */ +/* + * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved. + * Use is subject to license terms. + * + * Copyright (c) 2011, 2012, Intel Corporation. + */ +/* + * This file is part of Lustre, http://www.lustre.org/ + * Lustre is a trademark of Sun Microsystems, Inc. + * + * lustre/include/lustre_mds.h + * + * MDS data structures. + * See also lustre_idl.h for wire formats of requests. + */ + +#ifndef _LUSTRE_MDS_H +#define _LUSTRE_MDS_H + +/** \defgroup mds mds + * + * @{ + */ + +#include "lustre_handles.h" +#include "../../include/linux/libcfs/libcfs.h" +#include "lustre/lustre_idl.h" +#include "lustre_lib.h" +#include "lustre_dlm.h" +#include "lustre_export.h" + +struct mds_group_info { + struct obd_uuid *uuid; + int group; +}; + +struct mds_capa_info { + struct obd_uuid *uuid; + struct lustre_capa_key *capa; +}; + +#define MDD_OBD_NAME "mdd_obd" +#define MDD_OBD_UUID "mdd_obd_uuid" + +static inline int md_should_create(__u64 flags) +{ + return !(flags & MDS_OPEN_DELAY_CREATE || + !(flags & FMODE_WRITE)); +} + +/* these are local flags, used only on the client, private */ +#define M_CHECK_STALE 0200000000 + +/** @} mds */ + +#endif |