| 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
|---|---|
| 2 | |
| 3 | #ifndef BTRFS_EXPORT_H |
| 4 | #define BTRFS_EXPORT_H |
| 5 | |
| 6 | #include <linux/exportfs.h> |
| 7 | #include <linux/types.h> |
| 8 | |
| 9 | struct dentry; |
| 10 | struct super_block; |
| 11 | |
| 12 | extern const struct export_operations btrfs_export_ops; |
| 13 | |
| 14 | struct btrfs_fid { |
| 15 | u64 objectid; |
| 16 | u64 root_objectid; |
| 17 | u32 gen; |
| 18 | |
| 19 | u64 parent_objectid; |
| 20 | u32 parent_gen; |
| 21 | |
| 22 | u64 parent_root_objectid; |
| 23 | } __attribute__ ((packed)); |
| 24 | |
| 25 | struct dentry *btrfs_get_dentry(struct super_block *sb, u64 objectid, |
| 26 | u64 root_objectid, u64 generation); |
| 27 | struct dentry *btrfs_get_parent(struct dentry *child); |
| 28 | |
| 29 | #endif |
| 30 |