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2a5f14f279
Use bio(s) to read in the journal sequentially in large chunks and locate the head of the journal. This version addresses the issues Christoph pointed out w.r.t error handling and using deprecated API. Signed-off-by: Abhi Das <adas@redhat.com> Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com> Signed-off-by: Bob Peterson <rpeterso@redhat.com> Cc: Christoph Hellwig <hch@infradead.org>
38 lines
1.2 KiB
C
38 lines
1.2 KiB
C
/*
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* Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved.
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* Copyright (C) 2004-2006 Red Hat, Inc. All rights reserved.
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*
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* This copyrighted material is made available to anyone wishing to use,
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* modify, copy, or redistribute it subject to the terms and conditions
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* of the GNU General Public License version 2.
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*/
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#ifndef __RECOVERY_DOT_H__
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#define __RECOVERY_DOT_H__
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#include "incore.h"
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extern struct workqueue_struct *gfs_recovery_wq;
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static inline void gfs2_replay_incr_blk(struct gfs2_jdesc *jd, unsigned int *blk)
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{
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if (++*blk == jd->jd_blocks)
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*blk = 0;
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}
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extern int gfs2_replay_read_block(struct gfs2_jdesc *jd, unsigned int blk,
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struct buffer_head **bh);
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extern int gfs2_revoke_add(struct gfs2_jdesc *jd, u64 blkno, unsigned int where);
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extern int gfs2_revoke_check(struct gfs2_jdesc *jd, u64 blkno, unsigned int where);
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extern void gfs2_revoke_clean(struct gfs2_jdesc *jd);
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extern int gfs2_recover_journal(struct gfs2_jdesc *gfs2_jd, bool wait);
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extern void gfs2_recover_func(struct work_struct *work);
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extern int __get_log_header(struct gfs2_sbd *sdp,
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const struct gfs2_log_header *lh, unsigned int blkno,
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struct gfs2_log_header_host *head);
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#endif /* __RECOVERY_DOT_H__ */
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