From f7c2bfee083e9c9477255feb62d9307f97199f85 Mon Sep 17 00:00:00 2001
From: Wei Wang <wvw@google.com>
Date: Wed, 31 Jul 2019 11:35:18 -0700
Subject: [PATCH] init: add timing log for oneshot and exec_background services

Bug: 136523746
Bug: 138732985
Test: boot
Change-Id: I713edd2ba8a391d5afbea796c6d58ffac9477436
---
 init/sigchld_handler.cpp | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/init/sigchld_handler.cpp b/init/sigchld_handler.cpp
index c9a09cd89..984235de0 100644
--- a/init/sigchld_handler.cpp
+++ b/init/sigchld_handler.cpp
@@ -73,6 +73,13 @@ static bool ReapOneProcess() {
                 auto exec_duration_ms =
                     std::chrono::duration_cast<std::chrono::milliseconds>(exec_duration).count();
                 wait_string = StringPrintf(" waiting took %f seconds", exec_duration_ms / 1000.0f);
+            } else if (service->flags() & SVC_ONESHOT) {
+                auto exec_duration = boot_clock::now() - service->time_started();
+                auto exec_duration_ms =
+                        std::chrono::duration_cast<std::chrono::milliseconds>(exec_duration)
+                                .count();
+                wait_string = StringPrintf(" oneshot service took %f seconds in background",
+                                           exec_duration_ms / 1000.0f);
             }
         } else {
             name = StringPrintf("Untracked pid %d", pid);