xref: /linux/fs/xfs/libxfs/xfs_metadir.h (revision c771600c6af14749609b49565ffb4cac2959710d)
1*5d9b54a4SDarrick J. Wong /* SPDX-License-Identifier: GPL-2.0-or-later */
2*5d9b54a4SDarrick J. Wong /*
3*5d9b54a4SDarrick J. Wong  * Copyright (c) 2018-2024 Oracle.  All Rights Reserved.
4*5d9b54a4SDarrick J. Wong  * Author: Darrick J. Wong <djwong@kernel.org>
5*5d9b54a4SDarrick J. Wong  */
6*5d9b54a4SDarrick J. Wong #ifndef __XFS_METADIR_H__
7*5d9b54a4SDarrick J. Wong #define __XFS_METADIR_H__
8*5d9b54a4SDarrick J. Wong 
9*5d9b54a4SDarrick J. Wong /* Cleanup widget for metadata inode creation and deletion. */
10*5d9b54a4SDarrick J. Wong struct xfs_metadir_update {
11*5d9b54a4SDarrick J. Wong 	/* Parent directory */
12*5d9b54a4SDarrick J. Wong 	struct xfs_inode	*dp;
13*5d9b54a4SDarrick J. Wong 
14*5d9b54a4SDarrick J. Wong 	/* Path to metadata file */
15*5d9b54a4SDarrick J. Wong 	const char		*path;
16*5d9b54a4SDarrick J. Wong 
17*5d9b54a4SDarrick J. Wong 	/* Parent pointer update context */
18*5d9b54a4SDarrick J. Wong 	struct xfs_parent_args	*ppargs;
19*5d9b54a4SDarrick J. Wong 
20*5d9b54a4SDarrick J. Wong 	/* Child metadata file */
21*5d9b54a4SDarrick J. Wong 	struct xfs_inode	*ip;
22*5d9b54a4SDarrick J. Wong 
23*5d9b54a4SDarrick J. Wong 	struct xfs_trans	*tp;
24*5d9b54a4SDarrick J. Wong 
25*5d9b54a4SDarrick J. Wong 	enum xfs_metafile_type	metafile_type;
26*5d9b54a4SDarrick J. Wong 
27*5d9b54a4SDarrick J. Wong 	unsigned int		dp_locked:1;
28*5d9b54a4SDarrick J. Wong 	unsigned int		ip_locked:1;
29*5d9b54a4SDarrick J. Wong };
30*5d9b54a4SDarrick J. Wong 
31*5d9b54a4SDarrick J. Wong int xfs_metadir_load(struct xfs_trans *tp, struct xfs_inode *dp,
32*5d9b54a4SDarrick J. Wong 		const char *path, enum xfs_metafile_type metafile_type,
33*5d9b54a4SDarrick J. Wong 		struct xfs_inode **ipp);
34*5d9b54a4SDarrick J. Wong 
35*5d9b54a4SDarrick J. Wong int xfs_metadir_start_create(struct xfs_metadir_update *upd);
36*5d9b54a4SDarrick J. Wong int xfs_metadir_create(struct xfs_metadir_update *upd, umode_t mode);
37*5d9b54a4SDarrick J. Wong 
38*5d9b54a4SDarrick J. Wong int xfs_metadir_start_link(struct xfs_metadir_update *upd);
39*5d9b54a4SDarrick J. Wong int xfs_metadir_link(struct xfs_metadir_update *upd);
40*5d9b54a4SDarrick J. Wong 
41*5d9b54a4SDarrick J. Wong int xfs_metadir_commit(struct xfs_metadir_update *upd);
42*5d9b54a4SDarrick J. Wong void xfs_metadir_cancel(struct xfs_metadir_update *upd, int error);
43*5d9b54a4SDarrick J. Wong 
44*5d9b54a4SDarrick J. Wong int xfs_metadir_mkdir(struct xfs_inode *dp, const char *path,
45*5d9b54a4SDarrick J. Wong 		struct xfs_inode **ipp);
46*5d9b54a4SDarrick J. Wong 
47*5d9b54a4SDarrick J. Wong #endif /* __XFS_METADIR_H__ */
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