fs/gfs2/recovery.h

0001 /* SPDX-License-Identifier: GPL-2.0-only */
0002 /*
0003  * Copyright (C) Sistina Software, Inc.  1997-2003 All rights reserved.
0004  * Copyright (C) 2004-2006 Red Hat, Inc.  All rights reserved.
0005  */
0006
0007 #ifndef __RECOVERY_DOT_H__
0008 #define __RECOVERY_DOT_H__
0009
0010 #include "incore.h"
0011
0012 extern struct workqueue_struct *gfs_recovery_wq;
0013
0014 static inline void gfs2_replay_incr_blk(struct gfs2_jdesc *jd, u32 *blk)
0015 {
0016     if (++*blk == jd->jd_blocks)
0017             *blk = 0;
0018 }
0019
0020 extern int gfs2_replay_read_block(struct gfs2_jdesc *jd, unsigned int blk,
0021                struct buffer_head **bh);
0022
0023 extern int gfs2_revoke_add(struct gfs2_jdesc *jd, u64 blkno, unsigned int where);
0024 extern int gfs2_revoke_check(struct gfs2_jdesc *jd, u64 blkno, unsigned int where);
0025 extern void gfs2_revoke_clean(struct gfs2_jdesc *jd);
0026
0027 extern int gfs2_recover_journal(struct gfs2_jdesc *gfs2_jd, bool wait);
0028 extern void gfs2_recover_func(struct work_struct *work);
0029 extern int __get_log_header(struct gfs2_sbd *sdp,
0030                 const struct gfs2_log_header *lh, unsigned int blkno,
0031                 struct gfs2_log_header_host *head);
0032
0033 #endif /* __RECOVERY_DOT_H__ */
0034