fs/ocfs2/uptodate.h

   1 /* -*- mode: c; c-basic-offset: 8; -*-
   2  * vim: noexpandtab sw=8 ts=8 sts=0:
   3  *
   4  * uptodate.h
   5  *
   6  * Cluster uptodate tracking
   7  *
   8  * Copyright (C) 2002, 2004, 2005 Oracle.  All rights reserved.
   9  *
  10  * This program is free software; you can redistribute it and/or
  11  * modify it under the terms of the GNU General Public
  12  * License as published by the Free Software Foundation; either
  13  * version 2 of the License, or (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  18  * General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public
  21  * License along with this program; if not, write to the
  22  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  23  * Boston, MA 021110-1307, USA.
  24  */
  25
  26 #ifndef OCFS2_UPTODATE_H
  27 #define OCFS2_UPTODATE_H
  28
  29 int __init init_ocfs2_uptodate_cache(void);
  30 void exit_ocfs2_uptodate_cache(void);
  31
  32 void ocfs2_metadata_cache_init(struct inode *inode);
  33 void ocfs2_metadata_cache_purge(struct inode *inode);
  34
  35 int ocfs2_buffer_uptodate(struct inode *inode,
  36                           struct buffer_head *bh);
  37 void ocfs2_set_buffer_uptodate(struct inode *inode,
  38                                struct buffer_head *bh);
  39 void ocfs2_set_new_buffer_uptodate(struct inode *inode,
  40                                    struct buffer_head *bh);
  41 void ocfs2_remove_from_cache(struct inode *inode,
  42                              struct buffer_head *bh);
  43 void ocfs2_remove_xattr_clusters_from_cache(struct inode *inode,
  44                                             sector_t block,
  45                                             u32 c_len);
  46 int ocfs2_buffer_read_ahead(struct inode *inode,
  47                             struct buffer_head *bh);
  48
  49 #endif /* OCFS2_UPTODATE_H */