Initial Pintos

1 files changed, 16 insertions, 0 deletions

diff --git a/src/tests/vm/child-inherit.c b/src/tests/vm/child-inherit.c
new file mode 100644
index 0000000..d3186a1
--- /dev/null
+++ b/src/tests/vm/child-inherit.c
@@ -0,0 +1,16 @@
+/* Child process for mmap-inherit test.
+   Tries to write to a mapping present in the parent.
+   The process must be terminated with -1 exit code. */
+
+#include <string.h>
+#include "tests/vm/sample.inc"
+#include "tests/lib.h"
+#include "tests/main.h"
+
+void
+test_main (void)
+{
+  memset ((char *) 0x54321000, 0, 4096);
+  fail ("child can modify parent's memory mappings");
+}
+