fs/xfs/xfs_pnfs.h

   1 #ifndef _XFS_PNFS_H
   2 #define _XFS_PNFS_H 1
   3
   4 #ifdef CONFIG_EXPORTFS_BLOCK_OPS
   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_EXPORTFS_BLOCK_OPS */
  19 #endif /* _XFS_PNFS_H */