Get rid of unnecessary barrier. Improve comment.

[pintos-anon] / grading / filesys / dir-rm-cwd.c

#include <syscall.h>
#include "fslib.h"

const char test_name[] = "dir-rm-cwd";

void
test_main (void) 
{
  CHECK (mkdir ("a"), "mkdir \"a\"");
  CHECK (chdir ("a"), "chdir \"a\"");
  msg ("remove \"/a\" (must not crash)");
  remove ("/a");
  msg ("create \"b\" (must not crash)");
  create ("b", 123);
}