Message ID | 20240304191046.157464-5-aalbersh@redhat.com (mailing list archive) |
---|---|
State | Superseded |
Headers | show
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Series |
fs-verity support for XFS
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expand
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diff --git a/fs/xfs/libxfs/xfs_da_format.h b/fs/xfs/libxfs/xfs_da_format.h index 5434d4d5b551..67e8c33c4e82 100644 --- a/fs/xfs/libxfs/xfs_da_format.h +++ b/fs/xfs/libxfs/xfs_da_format.h @@ -878,4 +878,24 @@ static inline unsigned int xfs_dir2_dirblock_bytes(struct xfs_sb *sbp) xfs_failaddr_t xfs_da3_blkinfo_verify(struct xfs_buf *bp, struct xfs_da3_blkinfo *hdr3); +/* + * Parent pointer attribute format definition + * + * The xattr name encodes the parent inode number, generation and the crc32c + * hash of the dirent name. + * + * The xattr value contains the dirent name. + */ +struct xfs_parent_name_rec { + __be64 p_ino; + __be32 p_gen; + __be32 p_namehash; +}; + +/* + * Maximum size of the dirent name that can be stored in a parent pointer. + * This matches the maximum dirent name length. + */ +#define XFS_PARENT_DIRENT_NAME_MAX_SIZE (MAXNAMELEN - 1) + #endif /* __XFS_DA_FORMAT_H__ */