linux/fs/btrfs/export.h
David Sterba b307f06d37 btrfs: simplify generation check in btrfs_get_dentry
Callers that pass non-zero generation always want to perform the
generation check, we can simply encode that in one parameter and drop
check_generation. Add function documentation.

Reviewed-by: Josef Bacik <josef@toxicpanda.com>
Signed-off-by: David Sterba <dsterba@suse.com>
2022-12-05 18:00:41 +01:00

26 lines
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C

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef BTRFS_EXPORT_H
#define BTRFS_EXPORT_H
#include <linux/exportfs.h>
extern const struct export_operations btrfs_export_ops;
struct btrfs_fid {
u64 objectid;
u64 root_objectid;
u32 gen;
u64 parent_objectid;
u32 parent_gen;
u64 parent_root_objectid;
} __attribute__ ((packed));
struct dentry *btrfs_get_dentry(struct super_block *sb, u64 objectid,
u64 root_objectid, u64 generation);
struct dentry *btrfs_get_parent(struct dentry *child);
#endif