xref: /linux/fs/xfs/scrub/tempfile.h (revision c771600c6af14749609b49565ffb4cac2959710d)
184c14ee3SDarrick J. Wong // SPDX-License-Identifier: GPL-2.0-or-later
284c14ee3SDarrick J. Wong /*
384c14ee3SDarrick J. Wong  * Copyright (c) 2021-2024 Oracle.  All Rights Reserved.
484c14ee3SDarrick J. Wong  * Author: Darrick J. Wong <djwong@kernel.org>
584c14ee3SDarrick J. Wong  */
684c14ee3SDarrick J. Wong #ifndef __XFS_SCRUB_TEMPFILE_H__
784c14ee3SDarrick J. Wong #define __XFS_SCRUB_TEMPFILE_H__
884c14ee3SDarrick J. Wong 
984c14ee3SDarrick J. Wong #ifdef CONFIG_XFS_ONLINE_REPAIR
1084c14ee3SDarrick J. Wong int xrep_tempfile_create(struct xfs_scrub *sc, uint16_t mode);
1184c14ee3SDarrick J. Wong void xrep_tempfile_rele(struct xfs_scrub *sc);
1284c14ee3SDarrick J. Wong 
13*9dc31acbSDarrick J. Wong int xrep_tempfile_adjust_directory_tree(struct xfs_scrub *sc);
14*9dc31acbSDarrick J. Wong 
1584c14ee3SDarrick J. Wong bool xrep_tempfile_iolock_nowait(struct xfs_scrub *sc);
1684c14ee3SDarrick J. Wong int xrep_tempfile_iolock_polled(struct xfs_scrub *sc);
1784c14ee3SDarrick J. Wong void xrep_tempfile_iounlock(struct xfs_scrub *sc);
1884c14ee3SDarrick J. Wong 
1984c14ee3SDarrick J. Wong void xrep_tempfile_ilock(struct xfs_scrub *sc);
2084c14ee3SDarrick J. Wong bool xrep_tempfile_ilock_nowait(struct xfs_scrub *sc);
2184c14ee3SDarrick J. Wong void xrep_tempfile_iunlock(struct xfs_scrub *sc);
22629fdaf5SDarrick J. Wong void xrep_tempfile_iunlock_both(struct xfs_scrub *sc);
23629fdaf5SDarrick J. Wong void xrep_tempfile_ilock_both(struct xfs_scrub *sc);
24e81ce424SDarrick J. Wong 
25e81ce424SDarrick J. Wong int xrep_tempfile_prealloc(struct xfs_scrub *sc, xfs_fileoff_t off,
26e81ce424SDarrick J. Wong 		xfs_filblks_t len);
27e81ce424SDarrick J. Wong 
28e81ce424SDarrick J. Wong enum xfs_blft;
29e81ce424SDarrick J. Wong 
30e81ce424SDarrick J. Wong typedef int (*xrep_tempfile_copyin_fn)(struct xfs_scrub *sc,
31e81ce424SDarrick J. Wong 		struct xfs_buf *bp, void *data);
32e81ce424SDarrick J. Wong 
33e81ce424SDarrick J. Wong int xrep_tempfile_copyin(struct xfs_scrub *sc, xfs_fileoff_t off,
34e81ce424SDarrick J. Wong 		xfs_filblks_t len, xrep_tempfile_copyin_fn fn, void *data);
35e81ce424SDarrick J. Wong 
36e81ce424SDarrick J. Wong int xrep_tempfile_set_isize(struct xfs_scrub *sc, unsigned long long isize);
37e81ce424SDarrick J. Wong 
38e81ce424SDarrick J. Wong int xrep_tempfile_roll_trans(struct xfs_scrub *sc);
39629fdaf5SDarrick J. Wong void xrep_tempfile_copyout_local(struct xfs_scrub *sc, int whichfork);
40b1991ee3SDarrick J. Wong bool xrep_is_tempfile(const struct xfs_inode *ip);
4184c14ee3SDarrick J. Wong #else
4284c14ee3SDarrick J. Wong static inline void xrep_tempfile_iolock_both(struct xfs_scrub *sc)
4384c14ee3SDarrick J. Wong {
4484c14ee3SDarrick J. Wong 	xchk_ilock(sc, XFS_IOLOCK_EXCL);
4584c14ee3SDarrick J. Wong }
46b1991ee3SDarrick J. Wong # define xrep_is_tempfile(ip)		(false)
47*9dc31acbSDarrick J. Wong # define xrep_tempfile_adjust_directory_tree(sc)	(0)
4884c14ee3SDarrick J. Wong # define xrep_tempfile_rele(sc)
4984c14ee3SDarrick J. Wong #endif /* CONFIG_XFS_ONLINE_REPAIR */
5084c14ee3SDarrick J. Wong 
5184c14ee3SDarrick J. Wong #endif /* __XFS_SCRUB_TEMPFILE_H__ */
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