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c0c907a47d
The functions will be used outside of export.c and super.c to allow resolving subvolume name from a given id, eg. for subvolume deletion by id ioctl. Signed-off-by: Marcos Paulo de Souza <mpdesouza@suse.com> Reviewed-by: David Sterba <dsterba@suse.com> [ split from the next patch ] Signed-off-by: David Sterba <dsterba@suse.com>
26 lines
533 B
C
26 lines
533 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef BTRFS_EXPORT_H
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#define BTRFS_EXPORT_H
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#include <linux/exportfs.h>
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extern const struct export_operations btrfs_export_ops;
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struct btrfs_fid {
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u64 objectid;
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u64 root_objectid;
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u32 gen;
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u64 parent_objectid;
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u32 parent_gen;
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u64 parent_root_objectid;
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} __attribute__ ((packed));
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struct dentry *btrfs_get_dentry(struct super_block *sb, u64 objectid,
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u64 root_objectid, u32 generation,
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int check_generation);
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struct dentry *btrfs_get_parent(struct dentry *child);
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#endif
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