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bc270b53e6
Move the xrep_extent_list code into a separate file. Logically, this data structure is really just a clumsy bitmap, and in the next patch we'll make this more obvious. No functional changes. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Brian Foster <bfoster@redhat.com>
38 lines
960 B
C
38 lines
960 B
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright (C) 2018 Oracle. All Rights Reserved.
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* Author: Darrick J. Wong <darrick.wong@oracle.com>
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*/
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#ifndef __XFS_SCRUB_BITMAP_H__
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#define __XFS_SCRUB_BITMAP_H__
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struct xrep_extent {
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struct list_head list;
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xfs_fsblock_t fsbno;
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xfs_extlen_t len;
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};
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struct xrep_extent_list {
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struct list_head list;
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};
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static inline void
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xrep_init_extent_list(
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struct xrep_extent_list *exlist)
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{
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INIT_LIST_HEAD(&exlist->list);
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}
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#define for_each_xrep_extent_safe(rbe, n, exlist) \
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list_for_each_entry_safe((rbe), (n), &(exlist)->list, list)
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int xrep_collect_btree_extent(struct xfs_scrub *sc,
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struct xrep_extent_list *btlist, xfs_fsblock_t fsbno,
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xfs_extlen_t len);
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void xrep_cancel_btree_extents(struct xfs_scrub *sc,
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struct xrep_extent_list *btlist);
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int xrep_subtract_extents(struct xfs_scrub *sc,
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struct xrep_extent_list *exlist,
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struct xrep_extent_list *sublist);
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#endif /* __XFS_SCRUB_BITMAP_H__ */
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