vfs: make first argument of dir_context.actor typed

Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/nfsd/vfs.h b/fs/nfsd/vfs.h
index c2ff3f1..b1796d6 100644
--- a/fs/nfsd/vfs.h
+++ b/fs/nfsd/vfs.h
@@ -36,7 +36,7 @@
 /*
  * Callback function for readdir
  */
-typedef int (*nfsd_dirop_t)(struct inode *, struct dentry *, int, int);
+typedef int (*nfsd_filldir_t)(void *, const char *, int, loff_t, u64, unsigned);
 
 /* nfsd/vfs.c */
 int		nfsd_racache_init(int);
@@ -95,7 +95,7 @@
 __be32		nfsd_unlink(struct svc_rqst *, struct svc_fh *, int type,
 				char *name, int len);
 __be32		nfsd_readdir(struct svc_rqst *, struct svc_fh *,
-			     loff_t *, struct readdir_cd *, filldir_t);
+			     loff_t *, struct readdir_cd *, nfsd_filldir_t);
 __be32		nfsd_statfs(struct svc_rqst *, struct svc_fh *,
 				struct kstatfs *, int access);