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fd97fe1112
Port the copy on write fork repair to realtime files. Signed-off-by: "Darrick J. Wong" <djwong@kernel.org> Reviewed-by: Christoph Hellwig <hch@lst.de>
47 lines
1.4 KiB
C
47 lines
1.4 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* Copyright (C) 2022-2023 Oracle. All Rights Reserved.
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* Author: Darrick J. Wong <djwong@kernel.org>
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*/
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#ifndef __XFS_SCRUB_REAP_H__
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#define __XFS_SCRUB_REAP_H__
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struct xagb_bitmap;
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struct xfsb_bitmap;
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int xrep_reap_agblocks(struct xfs_scrub *sc, struct xagb_bitmap *bitmap,
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const struct xfs_owner_info *oinfo, enum xfs_ag_resv_type type);
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int xrep_reap_fsblocks(struct xfs_scrub *sc, struct xfsb_bitmap *bitmap,
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const struct xfs_owner_info *oinfo);
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int xrep_reap_ifork(struct xfs_scrub *sc, struct xfs_inode *ip, int whichfork);
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int xrep_reap_metadir_fsblocks(struct xfs_scrub *sc,
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struct xfsb_bitmap *bitmap);
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#ifdef CONFIG_XFS_RT
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int xrep_reap_rtblocks(struct xfs_scrub *sc, struct xrtb_bitmap *bitmap,
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const struct xfs_owner_info *oinfo);
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#else
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# define xrep_reap_rtblocks(...) (-EOPNOTSUPP)
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#endif /* CONFIG_XFS_RT */
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/* Buffer cache scan context. */
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struct xrep_bufscan {
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/* Disk address for the buffers we want to scan. */
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xfs_daddr_t daddr;
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/* Maximum number of sectors to scan. */
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xfs_daddr_t max_sectors;
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/* Each round, increment the search length by this number of sectors. */
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xfs_daddr_t daddr_step;
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/* Internal scan state; initialize to zero. */
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xfs_daddr_t __sector_count;
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};
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xfs_daddr_t xrep_bufscan_max_sectors(struct xfs_mount *mp,
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xfs_extlen_t fsblocks);
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struct xfs_buf *xrep_bufscan_advance(struct xfs_mount *mp,
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struct xrep_bufscan *scan);
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#endif /* __XFS_SCRUB_REAP_H__ */
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