Add explanatory comments to vm tests.

[pintos-anon] / src / tests / vm / page-linear.c

diff --git a/src/tests/vm/page-linear.c b/src/tests/vm/page-linear.c
index 85aeab6c1f4382553a8ee7b9f3bdcab7f11a1823..12375a7774231c7a083e7ec3a8fcb311f2caae08 100644 (file)
--- a/src/tests/vm/page-linear.c
+++ b/src/tests/vm/page-linear.c
@@ -1,3 +1,6 @@
+/* Encrypts, then decrypts, 1 MB of memory and verifies that the
+   values are as they should be. */
+
 #include <string.h>
 #include "tests/arc4.h"
 #include "tests/lib.h"