X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Ftests%2Fvm%2Fchild-mm-wrt.c;h=8419788f79866df3db1f2b396e8c2092ebfdf1f2;hb=f0563386a8c672a1460473b0b4b175e74eaf5c5c;hp=937272903b045731d387cd38ffeceb9c2e64ac07;hpb=615bf3b3d2a8573ed6fb9ddc0055745e163ac999;p=pintos-anon

diff --git a/src/tests/vm/child-mm-wrt.c b/src/tests/vm/child-mm-wrt.c
index 9372729..8419788 100644
--- a/src/tests/vm/child-mm-wrt.c
+++ b/src/tests/vm/child-mm-wrt.c
@@ -1,3 +1,8 @@
+/* Child process of mmap-exit.
+   Mmaps a file and writes to it via the mmap'ing, then exits
+   without calling munmap.  The data in the mapped region must be
+   written out at program termination. */
+
 #include <string.h>
 #include <syscall.h>
 #include "tests/vm/sample.inc"