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 10 int xrep_tempfile_create(struct xfs_scrub *sc, uint16_t mode); 11 void xrep_tempfile_rele(struct xfs_scrub *sc); 12 13 bool xrep_tempfile_iolock_nowait(struct xfs_scrub *sc); 14 int xrep_tempfile_iolock_polled(struct xfs_scrub *sc); 15 void xrep_tempfile_iounlock(struct xfs_scrub *sc); 16 17 void xrep_tempfile_ilock(struct xfs_scrub *sc); 18 bool xrep_tempfile_ilock_nowait(struct xfs_scrub *sc); 19 void xrep_tempfile_iunlock(struct xfs_scrub *sc); 20 void xrep_tempfile_iunlock_both(struct xfs_scrub *sc); 21 void xrep_tempfile_ilock_both(struct xfs_scrub *sc); 22 23 int xrep_tempfile_prealloc(struct xfs_scrub *sc, xfs_fileoff_t off, 24 xfs_filblks_t len); 25 26 enum xfs_blft; 27 28 typedef int (*xrep_tempfile_copyin_fn)(struct xfs_scrub *sc, 29 struct xfs_buf *bp, void *data); 30 31 int xrep_tempfile_copyin(struct xfs_scrub *sc, xfs_fileoff_t off, 32 xfs_filblks_t len, xrep_tempfile_copyin_fn fn, void *data); 33 34 int xrep_tempfile_set_isize(struct xfs_scrub *sc, unsigned long long isize); 35 36 int xrep_tempfile_roll_trans(struct xfs_scrub *sc); 37 void xrep_tempfile_copyout_local(struct xfs_scrub *sc, int whichfork); 38 bool xrep_is_tempfile(const struct xfs_inode *ip); 39 #else 40 static inline void xrep_tempfile_iolock_both(struct xfs_scrub *sc) 41 { 42 xchk_ilock(sc, XFS_IOLOCK_EXCL); 43 } 44 # define xrep_is_tempfile(ip) (false) 45 # define xrep_tempfile_rele(sc) 46 #endif /* CONFIG_XFS_ONLINE_REPAIR */ 47 48 #endif /* __XFS_SCRUB_TEMPFILE_H__ */ 49