1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #ifndef _XFS_PNFS_H 3 #define _XFS_PNFS_H 1 4 5 #ifdef CONFIG_EXPORTFS_BLOCK_OPS 6 int xfs_fs_get_uuid(struct super_block *sb, u8 *buf, u32 *len, u64 *offset); 7 int xfs_fs_map_blocks(struct inode *inode, loff_t offset, u64 length, 8 struct iomap *iomap, bool write, u32 *device_generation); 9 int xfs_fs_commit_blocks(struct inode *inode, struct iomap *maps, int nr_maps, 10 struct iattr *iattr); 11 12 int xfs_break_layouts(struct inode *inode, uint *iolock); 13 #else 14 static inline int 15 xfs_break_layouts(struct inode *inode, uint *iolock) 16 { 17 return 0; 18 } 19 #endif /* CONFIG_EXPORTFS_BLOCK_OPS */ 20 #endif /* _XFS_PNFS_H */ 21