NFS: Clean up function nfs_mark_dir_for_revalidate()

Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>

fs/nfs/dir.c

@@ -1403,10 +1403,8 @@ int nfs_lookup_verify_inode(struct inode *inode, unsigned int flags)
 
 static void nfs_mark_dir_for_revalidate(struct inode *inode)
 {
-	struct nfs_inode *nfsi = NFS_I(inode);
-
 	spin_lock(&inode->i_lock);
-	nfsi->cache_validity |= NFS_INO_REVAL_PAGECACHE;
+	nfs_set_cache_invalid(inode, NFS_INO_REVAL_PAGECACHE);
 	spin_unlock(&inode->i_lock);
 }
 

fs/nfs/inode.c

@@ -207,7 +207,7 @@ static bool nfs_has_xattr_cache(const struct nfs_inode *nfsi)
 }
 #endif
 
-static void nfs_set_cache_invalid(struct inode *inode, unsigned long flags)
+void nfs_set_cache_invalid(struct inode *inode, unsigned long flags)
 {
 	struct nfs_inode *nfsi = NFS_I(inode);
 	bool have_delegation = NFS_PROTO(inode)->have_delegation(inode, FMODE_READ);

fs/nfs/internal.h

@@ -411,7 +411,8 @@ extern int nfs_write_inode(struct inode *, struct writeback_control *);
 extern int nfs_drop_inode(struct inode *);
 extern void nfs_clear_inode(struct inode *);
 extern void nfs_evict_inode(struct inode *);
-void nfs_zap_acl_cache(struct inode *inode);
+extern void nfs_zap_acl_cache(struct inode *inode);
+extern void nfs_set_cache_invalid(struct inode *inode, unsigned long flags);
 extern bool nfs_check_cache_invalid(struct inode *, unsigned long);
 extern int nfs_wait_bit_killable(struct wait_bit_key *key, int mode);
 extern int nfs_wait_atomic_killable(atomic_t *p, unsigned int mode);