OpenCloudOS-Kernel/fs/gfs2/recovery.h

38 lines
1.2 KiB
C

/*
* Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved.
* Copyright (C) 2004-2006 Red Hat, Inc. All rights reserved.
*
* This copyrighted material is made available to anyone wishing to use,
* modify, copy, or redistribute it subject to the terms and conditions
* of the GNU General Public License version 2.
*/
#ifndef __RECOVERY_DOT_H__
#define __RECOVERY_DOT_H__
#include "incore.h"
extern struct workqueue_struct *gfs_recovery_wq;
static inline void gfs2_replay_incr_blk(struct gfs2_jdesc *jd, unsigned int *blk)
{
if (++*blk == jd->jd_blocks)
*blk = 0;
}
extern int gfs2_replay_read_block(struct gfs2_jdesc *jd, unsigned int blk,
struct buffer_head **bh);
extern int gfs2_revoke_add(struct gfs2_jdesc *jd, u64 blkno, unsigned int where);
extern int gfs2_revoke_check(struct gfs2_jdesc *jd, u64 blkno, unsigned int where);
extern void gfs2_revoke_clean(struct gfs2_jdesc *jd);
extern int gfs2_recover_journal(struct gfs2_jdesc *gfs2_jd, bool wait);
extern void gfs2_recover_func(struct work_struct *work);
extern int __get_log_header(struct gfs2_sbd *sdp,
const struct gfs2_log_header *lh, unsigned int blkno,
struct gfs2_log_header_host *head);
#endif /* __RECOVERY_DOT_H__ */