1 #ifndef _XFS_PNFS_H 2 #define _XFS_PNFS_H 1 3 4 #if defined(CONFIG_NFSD_BLOCKLAYOUT) || defined(CONFIG_NFSD_SCSILAYOUT) 5 int xfs_fs_get_uuid(struct super_block *sb, u8 *buf, u32 *len, u64 *offset); 6 int xfs_fs_map_blocks(struct inode *inode, loff_t offset, u64 length, 7 struct iomap *iomap, bool write, u32 *device_generation); 8 int xfs_fs_commit_blocks(struct inode *inode, struct iomap *maps, int nr_maps, 9 struct iattr *iattr); 10 11 int xfs_break_layouts(struct inode *inode, uint *iolock, bool with_imutex); 12 #else 13 static inline int 14 xfs_break_layouts(struct inode *inode, uint *iolock, bool with_imutex) 15 { 16 return 0; 17 } 18 #endif /* CONFIG_NFSD_PNFS */ 19 #endif /* _XFS_PNFS_H */ 20