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https://github.com/ceph/ceph
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dc48f25847
git-svn-id: https://ceph.svn.sf.net/svnroot/ceph@2100 29311d96-e01e-0410-9327-a35deaab8ce9
70 lines
1.5 KiB
C++
70 lines
1.5 KiB
C++
// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
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// vim: ts=8 sw=2 smarttab
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/*
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* Ceph - scalable distributed file system
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*
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* Copyright (C) 2004-2006 Sage Weil <sage@newdream.net>
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*
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* This is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software
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* Foundation. See file COPYING.
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*
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*/
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#ifndef __LOGSEGMENT_H
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#define __LOGSEGMENT_H
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#include "include/xlist.h"
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#include "include/interval_set.h"
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#include "include/Context.h"
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#include <ext/hash_set>
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using __gnu_cxx::hash_set;
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class CDir;
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class CInode;
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class CDentry;
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class MDS;
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class MDSlaveUpdate;
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class LogSegment {
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public:
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off_t offset, end;
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int num_events;
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// dirty items
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xlist<CDir*> dirty_dirfrags;
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xlist<CInode*> dirty_inodes;
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xlist<CDentry*> dirty_dentries;
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xlist<CInode*> open_files;
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xlist<CInode*> dirty_inode_mtimes;
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xlist<MDSlaveUpdate*> slave_updates;
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//xlist<CInode*> purging_inodes;
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map<CInode*, map<off_t,off_t> > purging_inodes;
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// committed anchor transactions
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hash_set<version_t> pending_commit_atids;
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// client request ids
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map<int, tid_t> last_client_tids;
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// table version
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version_t allocv;
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version_t clientmapv;
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version_t anchortablev;
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// try to expire
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C_Gather *try_to_expire(MDS *mds);
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// cons
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LogSegment(off_t off) : offset(off), end(off), num_events(0),
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allocv(0), clientmapv(0), anchortablev(0)
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{ }
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};
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#endif
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