Add explanatory comments to filesys tests.

[pintos-anon] / src / tests / filesys / extended / dir-mk-vine.c

diff --git a/src/tests/filesys/extended/dir-mk-vine.c b/src/tests/filesys/extended/dir-mk-vine.c
index e873238f4ddb93664682342dcf57382e70d5d3d6..7ac18a143543908319146376705392c75a74cc5e 100644 (file)
--- a/src/tests/filesys/extended/dir-mk-vine.c
+++ b/src/tests/filesys/extended/dir-mk-vine.c
@@ -1,3 +1,8 @@
+/* Creates a "vine" of directories /0/1/2/3/4/5/6/7/8/9
+   and changes directory into each of them,
+   then creates a test file in the bottommost
+   and verifies that it can be opened by absolute name. */
+
 #include <syscall.h>
 #include "tests/lib.h"
 #include "tests/main.h"