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5d9b54a4ef
Plumb in the bits we need to load metadata inodes from a named entry in a metadir directory, create (or hardlink) inodes into a metadir directory, create metadir directories, and flag inodes as being metadata files. Signed-off-by: Darrick J. Wong <djwong@kernel.org> Reviewed-by: Christoph Hellwig <hch@lst.de>
48 lines
1.3 KiB
C
48 lines
1.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* Copyright (c) 2018-2024 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_METADIR_H__
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#define __XFS_METADIR_H__
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/* Cleanup widget for metadata inode creation and deletion. */
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struct xfs_metadir_update {
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/* Parent directory */
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struct xfs_inode *dp;
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/* Path to metadata file */
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const char *path;
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/* Parent pointer update context */
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struct xfs_parent_args *ppargs;
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/* Child metadata file */
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struct xfs_inode *ip;
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struct xfs_trans *tp;
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enum xfs_metafile_type metafile_type;
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unsigned int dp_locked:1;
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unsigned int ip_locked:1;
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};
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int xfs_metadir_load(struct xfs_trans *tp, struct xfs_inode *dp,
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const char *path, enum xfs_metafile_type metafile_type,
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struct xfs_inode **ipp);
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int xfs_metadir_start_create(struct xfs_metadir_update *upd);
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int xfs_metadir_create(struct xfs_metadir_update *upd, umode_t mode);
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int xfs_metadir_start_link(struct xfs_metadir_update *upd);
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int xfs_metadir_link(struct xfs_metadir_update *upd);
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int xfs_metadir_commit(struct xfs_metadir_update *upd);
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void xfs_metadir_cancel(struct xfs_metadir_update *upd, int error);
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int xfs_metadir_mkdir(struct xfs_inode *dp, const char *path,
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struct xfs_inode **ipp);
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#endif /* __XFS_METADIR_H__ */
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