wait for children in asharing; otherwise asharing returns before

children are finished, and we can get partial results.

wait for children in asharing; otherwise asharing returns before
bba8fe0a · Nickolai Zeldovich · d959c79e · bba8fe0a
--- a/bin/asharing.cc
+++ b/bin/asharing.cc
@@ -78,6 +78,9 @@ main(int ac, char **av)
      pthread_t tid;
      pthread_create(&tid, 0, op, (void*) i);
    }
+
+    for (u64 i = 0; i < ncore; i++)
+      wait();
    mtdisable("xv6-asharing");
  }
 }