projects / mirror_ubuntu-jammy-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| 0b61f8a4 | 1 | // SPDX-License-Identifier: GPL-2.0 |
| 1fd7115e DC |
2 | /* |
| 3 | * Copyright (c) 2000-2003,2005 Silicon Graphics, Inc. | |
| 4 | * All Rights Reserved. | |
| 1fd7115e DC |
5 | */ |
| 6 | #ifndef __XFS_INODE_BUF_H__ | |
| 7 | #define __XFS_INODE_BUF_H__ | |
| 8 | ||
| 9 | struct xfs_inode; | |
| 10 | struct xfs_dinode; | |
| f8d55aa0 | 11 | |
| 1fd7115e DC |
12 | /* |
| 13 | * Inode location information. Stored in the inode and passed to | |
| 14 | * xfs_imap_to_bp() to get a buffer and dinode for a given inode. | |
| 15 | */ | |
| 16 | struct xfs_imap { | |
| 17 | xfs_daddr_t im_blkno; /* starting BB of inode chunk */ | |
| 755c7bf5 DW |
18 | unsigned short im_len; /* length in BBs of inode chunk */ |
| 19 | unsigned short im_boffset; /* inode offset in block in bytes */ | |
| 1fd7115e DC |
20 | }; |
| 21 | ||
| af9dcdde CH |
22 | int xfs_imap_to_bp(struct xfs_mount *mp, struct xfs_trans *tp, |
| 23 | struct xfs_imap *imap, struct xfs_buf **bpp); | |
| cf28e17c | 24 | void xfs_dinode_calc_crc(struct xfs_mount *mp, struct xfs_dinode *dip); |
| 93f958f9 DC |
25 | void xfs_inode_to_disk(struct xfs_inode *ip, struct xfs_dinode *to, |
| 26 | xfs_lsn_t lsn); | |
| cb7d5859 | 27 | int xfs_inode_from_disk(struct xfs_inode *ip, struct xfs_dinode *from); |
| 1fd7115e | 28 | |
| a6a781a5 DW |
29 | xfs_failaddr_t xfs_dinode_verify(struct xfs_mount *mp, xfs_ino_t ino, |
| 30 | struct xfs_dinode *dip); | |
| 8bb82bc1 DW |
31 | xfs_failaddr_t xfs_inode_validate_extsize(struct xfs_mount *mp, |
| 32 | uint32_t extsize, uint16_t mode, uint16_t flags); | |
| 33 | xfs_failaddr_t xfs_inode_validate_cowextsize(struct xfs_mount *mp, | |
| 34 | uint32_t cowextsize, uint16_t mode, uint16_t flags, | |
| 35 | uint64_t flags2); | |
| 26788097 | 36 | |
| f93e5436 DW |
37 | static inline uint64_t xfs_inode_encode_bigtime(struct timespec64 tv) |
| 38 | { | |
| 39 | return xfs_unix_to_bigtime(tv.tv_sec) * NSEC_PER_SEC + tv.tv_nsec; | |
| 40 | } | |
| 41 | ||
| 42 | struct timespec64 xfs_inode_from_disk_ts(struct xfs_dinode *dip, | |
| 43 | const xfs_timestamp_t ts); | |
| 5a0bb066 | 44 | |
| cf28e17c DC |
45 | static inline bool |
| 46 | xfs_dinode_good_version(struct xfs_mount *mp, uint8_t version) | |
| 47 | { | |
| 48 | if (xfs_has_v3inodes(mp)) | |
| 49 | return version == 3; | |
| 50 | return version == 1 || version == 2; | |
| 51 | } | |
| 52 | ||
| 53 | ||
| 1fd7115e | 54 | #endif /* __XFS_INODE_BUF_H__ */ |