lustre_log.h

非常经典的一个分布式系统

/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
 * vim:expandtab:shiftwidth=8:tabstop=8:
 *
 *  Copyright (C) 2001 Cluster File Systems, Inc. <[e-mail]>
 *
 *   This file is part of Lustre, http://www.lustre.org.
 *
 *   Lustre is free software; you can redistribute it and/or
 *   modify it under the terms of version 2 of the GNU General Public
 *   License as published by the Free Software Foundation.
 *
 *   Lustre 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 for more details.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with Lustre; if not, write to the Free Software
 *   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 *
 * Generic infrastructure for managing a collection of logs.
 *
 * These logs are used for:
 *
 * - orphan recovery: OST adds record on create
 * - mtime/size consistency: the OST adds a record on first write
 * - open/unlinked objects: OST adds a record on destroy
 *
 * - mds unlink log: the MDS adds an entry upon delete
 *
 * - raid1 replication log between OST's
 * - MDS replication logs
 */

#ifndef _LINUX_LUSTRE_LOG_H
#define _LINUX_LUSTRE_LOG_H

#ifndef _LUSTRE_LOG_H
#error Do not #include this file directly. #include <lustre_log.h> instead
#endif

#define LUSTRE_LOG_SERVER

#endif