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1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 * Copyright (c) 2021-2024 Oracle. All Rights Reserved.
4 * Author: Darrick J. Wong <djwong@kernel.org>
5 */
6#ifndef __XFS_SCRUB_TEMPFILE_H__
7#define __XFS_SCRUB_TEMPFILE_H__
8
9#ifdef CONFIG_XFS_ONLINE_REPAIR
10int xrep_tempfile_create(struct xfs_scrub *sc, uint16_t mode);
11void xrep_tempfile_rele(struct xfs_scrub *sc);
12
13int xrep_tempfile_adjust_directory_tree(struct xfs_scrub *sc);
14
15bool xrep_tempfile_iolock_nowait(struct xfs_scrub *sc);
16int xrep_tempfile_iolock_polled(struct xfs_scrub *sc);
17void xrep_tempfile_iounlock(struct xfs_scrub *sc);
18
19void xrep_tempfile_ilock(struct xfs_scrub *sc);
20bool xrep_tempfile_ilock_nowait(struct xfs_scrub *sc);
21void xrep_tempfile_iunlock(struct xfs_scrub *sc);
22void xrep_tempfile_iunlock_both(struct xfs_scrub *sc);
23void xrep_tempfile_ilock_both(struct xfs_scrub *sc);
24
25int xrep_tempfile_prealloc(struct xfs_scrub *sc, xfs_fileoff_t off,
26 xfs_filblks_t len);
27
28enum xfs_blft;
29
30typedef int (*xrep_tempfile_copyin_fn)(struct xfs_scrub *sc,
31 struct xfs_buf *bp, void *data);
32
33int xrep_tempfile_copyin(struct xfs_scrub *sc, xfs_fileoff_t off,
34 xfs_filblks_t len, xrep_tempfile_copyin_fn fn, void *data);
35
36int xrep_tempfile_set_isize(struct xfs_scrub *sc, unsigned long long isize);
37
38int xrep_tempfile_roll_trans(struct xfs_scrub *sc);
39void xrep_tempfile_copyout_local(struct xfs_scrub *sc, int whichfork);
40bool xrep_is_tempfile(const struct xfs_inode *ip);
41#else
42static inline void xrep_tempfile_iolock_both(struct xfs_scrub *sc)
43{
44 xchk_ilock(sc, XFS_IOLOCK_EXCL);
45}
46# define xrep_is_tempfile(ip) (false)
47# define xrep_tempfile_adjust_directory_tree(sc) (0)
48# define xrep_tempfile_rele(sc)
49#endif /* CONFIG_XFS_ONLINE_REPAIR */
50
51#endif /* __XFS_SCRUB_TEMPFILE_H__ */