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
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