Add explanatory comments to vm tests.

[pintos-anon] / src / tests / vm / pt-write-code.c

diff --git a/src/tests/vm/pt-write-code.c b/src/tests/vm/pt-write-code.c
index 4c580b562a7e2a92ff908f36e151bddcadaf068b..5072cec10ea5914b3ed68e6f60dae23361f252e3 100644 (file)
--- a/src/tests/vm/pt-write-code.c
+++ b/src/tests/vm/pt-write-code.c
@@ -1,3 +1,6 @@
+/* Try to write to the code segment.
+   The process must be terminated with -1 exit code. */
+
 #include "tests/lib.h"
 #include "tests/main.h"