Add explanatory comments to vm tests.

[pintos-anon] / src / tests / vm / mmap-over-data.c

diff --git a/src/tests/vm/mmap-over-data.c b/src/tests/vm/mmap-over-data.c
index 0f18a2ffd8c5faaa2855edde0fe7876dd9081608..9ea5d492e631f0049959e9740a459896197a7bcc 100644 (file)
--- a/src/tests/vm/mmap-over-data.c
+++ b/src/tests/vm/mmap-over-data.c
@@ -1,3 +1,5 @@
+/* Verifies that mapping over the data segment is disallowed. */
+
 #include <stdint.h>
 #include <round.h>
 #include <syscall.h>