1 files changed, 5 insertions, 13 deletions

diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h
index b23cfc120edb..1f8fc7f9bcd8 100644
--- a/include/linux/nfs_fs.h
+++ b/include/linux/nfs_fs.h
@@ -191,7 +191,7 @@ struct nfs_inode {
         struct hlist_head       silly_list;
         wait_queue_head_t       waitqueue;
 
-#ifdef CONFIG_NFS_V4
+#if IS_ENABLED(CONFIG_NFS_V4)
         struct nfs4_cached_acl  *nfs4_acl;
         /* NFSv4 state */
         struct list_head        open_states;
@@ -427,12 +427,8 @@ extern __be32 root_nfs_parse_addr(char *name); /*__init*/
 /*
  * linux/fs/nfs/file.c
  */
-extern const struct inode_operations nfs_file_inode_operations;
-#ifdef CONFIG_NFS_V3
-extern const struct inode_operations nfs3_file_inode_operations;
-#endif /* CONFIG_NFS_V3 */
 extern const struct file_operations nfs_file_operations;
-#ifdef CONFIG_NFS_V4
+#if IS_ENABLED(CONFIG_NFS_V4)
 extern const struct file_operations nfs4_file_operations;
 #endif /* CONFIG_NFS_V4 */
 extern const struct address_space_operations nfs_file_aops;
@@ -477,18 +473,14 @@ extern ssize_t nfs_direct_IO(int, struct kiocb *, const struct iovec *, loff_t,
                         unsigned long);
 extern ssize_t nfs_file_direct_read(struct kiocb *iocb,
                         const struct iovec *iov, unsigned long nr_segs,
-                        loff_t pos);
+                        loff_t pos, bool uio);
 extern ssize_t nfs_file_direct_write(struct kiocb *iocb,
                         const struct iovec *iov, unsigned long nr_segs,
-                        loff_t pos);
+                        loff_t pos, bool uio);
 
 /*
  * linux/fs/nfs/dir.c
  */
-extern const struct inode_operations nfs_dir_inode_operations;
-#ifdef CONFIG_NFS_V3
-extern const struct inode_operations nfs3_dir_inode_operations;
-#endif /* CONFIG_NFS_V3 */
 extern const struct file_operations nfs_dir_operations;
 extern const struct dentry_operations nfs_dentry_operations;
 
@@ -546,7 +538,7 @@ extern void nfs_writeback_done(struct rpc_task *, struct nfs_write_data *);
 extern int nfs_wb_all(struct inode *inode);
 extern int nfs_wb_page(struct inode *inode, struct page* page);
 extern int nfs_wb_page_cancel(struct inode *inode, struct page* page);
-#if defined(CONFIG_NFS_V3) || defined(CONFIG_NFS_V4)
+#if IS_ENABLED(CONFIG_NFS_V3) || IS_ENABLED(CONFIG_NFS_V4)
 extern int  nfs_commit_inode(struct inode *, int);
 extern struct nfs_commit_data *nfs_commitdata_alloc(void);
 extern void nfs_commit_free(struct nfs_commit_data *data);