summaryrefslogtreecommitdiffstats
path: root/fs/xfs/xfs_pnfs.h
blob: bf45951e28fe5428ea484ca1d73158aa382f3bb3 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _XFS_PNFS_H
#define _XFS_PNFS_H 1

#ifdef CONFIG_EXPORTFS_BLOCK_OPS
int xfs_fs_get_uuid(struct super_block *sb, u8 *buf, u32 *len, u64 *offset);
int xfs_fs_map_blocks(struct inode *inode, loff_t offset, u64 length,
		struct iomap *iomap, bool write, u32 *device_generation);
int xfs_fs_commit_blocks(struct inode *inode, struct iomap *maps, int nr_maps,
		struct iattr *iattr);

int xfs_break_layouts(struct inode *inode, uint *iolock);
#else
static inline int
xfs_break_layouts(struct inode *inode, uint *iolock)
{
	return 0;
}
#endif /* CONFIG_EXPORTFS_BLOCK_OPS */
#endif /* _XFS_PNFS_H */