xref: /openbmc/linux/fs/gfs2/recovery.h (revision 55167622)
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 
15 static 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 
21 int gfs2_replay_read_block(struct gfs2_jdesc *jd, unsigned int blk,
22 			   struct buffer_head **bh);
23 
24 int gfs2_revoke_add(struct gfs2_sbd *sdp, u64 blkno, unsigned int where);
25 int gfs2_revoke_check(struct gfs2_sbd *sdp, u64 blkno, unsigned int where);
26 void gfs2_revoke_clean(struct gfs2_sbd *sdp);
27 
28 int gfs2_find_jhead(struct gfs2_jdesc *jd,
29 		    struct gfs2_log_header_host *head);
30 int gfs2_recover_journal(struct gfs2_jdesc *gfs2_jd);
31 void gfs2_check_journals(struct gfs2_sbd *sdp);
32 
33 #endif /* __RECOVERY_DOT_H__ */
34 
35