Check that both the kernel and mount_tmpfs handle extremely big numbers in

correctly in the max size parameter.

regress/sys/fs/tmpfs/t_mount

@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# $NetBSD: t_mount,v 1.3 2005/09/25 16:28:43 jmmv Exp $
+# $NetBSD: t_mount,v 1.4 2005/09/26 09:50:53 jmmv Exp $
 #
 # Copyright (c) 2005 The NetBSD Foundation, Inc.
 # All rights reserved.
@@ -69,6 +69,14 @@ test_run() {
 	test_name "Negative values are correctly handled"
 	test_mount -o "-s -10"
 	test_unmount
+
+	test_name "Extremely large values are correctly handled"
+	test_mount -o -s9223372036854775808
+	test_unmount
+	mkdir -p ${Work_Dir}
+	mount -t tmpfs -o -s9223372036854775808g tmpfs ${Work_Dir} \
+	    2>/dev/null && die
+	rmdir ${Work_Dir}
 }
 
 . ./h_funcs.subr