LXR linux/fs/gfs2/recovery.h

   1/*
   2 * Copyright (C) Sistina Software, Inc.  1997-2003 All rights reserved.
   3 * Copyright (C) 2004-2006 Red Hat, Inc.  All rights reserved.
   4 *
   5 * This copyrighted material is made available to anyone wishing to use,
   6 * modify, copy, or redistribute it subject to the terms and conditions
   7 * of the GNU General Public License version 2.
   8 */
   9
  10#ifndef __RECOVERY_DOT_H__
  11#define __RECOVERY_DOT_H__
  12
  13#include "incore.h"
  14
  15static inline void gfs2_replay_incr_blk(struct gfs2_sbd *sdp, unsigned int *blk)
  16{
  17        if (++*blk == sdp->sd_jdesc->jd_blocks)
  18                *blk = 0;
  19}
  20
  21extern int gfs2_replay_read_block(struct gfs2_jdesc *jd, unsigned int blk,
  22                           struct buffer_head **bh);
  23
  24extern int gfs2_revoke_add(struct gfs2_sbd *sdp, u64 blkno, unsigned int where);
  25extern int gfs2_revoke_check(struct gfs2_sbd *sdp, u64 blkno, unsigned int where);
  26extern void gfs2_revoke_clean(struct gfs2_sbd *sdp);
  27
  28extern int gfs2_find_jhead(struct gfs2_jdesc *jd,
  29                    struct gfs2_log_header_host *head);
  30extern int gfs2_recover_journal(struct gfs2_jdesc *gfs2_jd);
  31extern struct slow_work_ops gfs2_recover_ops;
  32
  33#endif /* __RECOVERY_DOT_H__ */
  34
  35