1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */ 2*4882a593Smuzhiyun 3*4882a593Smuzhiyun #ifndef BTRFS_EXPORT_H 4*4882a593Smuzhiyun #define BTRFS_EXPORT_H 5*4882a593Smuzhiyun 6*4882a593Smuzhiyun #include <linux/exportfs.h> 7*4882a593Smuzhiyun 8*4882a593Smuzhiyun extern const struct export_operations btrfs_export_ops; 9*4882a593Smuzhiyun 10*4882a593Smuzhiyun struct btrfs_fid { 11*4882a593Smuzhiyun u64 objectid; 12*4882a593Smuzhiyun u64 root_objectid; 13*4882a593Smuzhiyun u32 gen; 14*4882a593Smuzhiyun 15*4882a593Smuzhiyun u64 parent_objectid; 16*4882a593Smuzhiyun u32 parent_gen; 17*4882a593Smuzhiyun 18*4882a593Smuzhiyun u64 parent_root_objectid; 19*4882a593Smuzhiyun } __attribute__ ((packed)); 20*4882a593Smuzhiyun 21*4882a593Smuzhiyun struct dentry *btrfs_get_dentry(struct super_block *sb, u64 objectid, 22*4882a593Smuzhiyun u64 root_objectid, u64 generation, 23*4882a593Smuzhiyun int check_generation); 24*4882a593Smuzhiyun struct dentry *btrfs_get_parent(struct dentry *child); 25*4882a593Smuzhiyun 26*4882a593Smuzhiyun #endif 27