X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Ftests%2Fvm%2Fmmap-null.c;h=f8ef075a0e59273b13ad4a2cded6e834ac4d7857;hb=fcd755e5014f5c0a50491fa8e651f9f11d50f192;hp=98d726990ee89589870828fa58f7d440baa80c90;hpb=4ebf33908a571a7cde93fe618902b044e3633cdf;p=pintos-anon

diff --git a/src/tests/vm/mmap-null.c b/src/tests/vm/mmap-null.c
index 98d7269..f8ef075 100644
--- a/src/tests/vm/mmap-null.c
+++ b/src/tests/vm/mmap-null.c
@@ -1,3 +1,5 @@
+/* Verifies that memory mappings at address 0 are disallowed. */
+
 #include <syscall.h>
 #include "tests/lib.h"
 #include "tests/main.h"