--- linux-2.4.21-fix_mmap/fs/nfs/inode.c.orig	2002-08-15 03:05:32.000000000 +0200
+++ linux-2.4.21-fix_mmap/fs/nfs/inode.c	2003-04-07 23:24:49.000000000 +0200
@@ -767,19 +767,18 @@
 	if (error)
 		goto out;
 
+	/* Truncate now in order to avoid races on the client side */
+	if (attr->ia_valid & ATTR_SIZE)
+		vmtruncate(inode, attr->ia_size);
+
 	error = NFS_PROTO(inode)->setattr(inode, &fattr, attr);
 	if (error)
 		goto out;
-	/*
-	 * If we changed the size or mtime, update the inode
-	 * now to avoid invalidating the page cache.
-	 */
-	if (attr->ia_valid & ATTR_SIZE) {
+
+	if (attr->ia_valid & ATTR_SIZE)
 		if (attr->ia_size != fattr.size)
 			printk("nfs_notify_change: attr=%Ld, fattr=%Ld??\n",
 			       (long long) attr->ia_size, (long long)fattr.size);
-		vmtruncate(inode, attr->ia_size);
-	}
 
 	/*
 	 * If we changed the size or mtime, update the inode