From 9de5014b27feef6dc245b631b03911ca17fa40f3 Mon Sep 17 00:00:00 2001
From: Nicolas Grekas <nicolas.grekas@gmail.com>
Date: Fri, 25 May 2018 17:06:28 +0200
Subject: [PATCH] [HttpKernel] Dont reset start time when not needed

---
 src/Symfony/Component/HttpKernel/Kernel.php | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/Symfony/Component/HttpKernel/Kernel.php b/src/Symfony/Component/HttpKernel/Kernel.php
index 143006e4b1..948c30a495 100644
--- a/src/Symfony/Component/HttpKernel/Kernel.php
+++ b/src/Symfony/Component/HttpKernel/Kernel.php
@@ -102,20 +102,22 @@ abstract class Kernel implements KernelInterface, RebootableInterface, Terminabl
      */
     public function boot()
     {
-        if ($this->debug) {
-            $this->startTime = microtime(true);
-        }
-
         if (true === $this->booted) {
             if (!$this->requestStackSize && $this->resetServices) {
                 if ($this->container->has('services_resetter')) {
                     $this->container->get('services_resetter')->reset();
                 }
                 $this->resetServices = false;
+                if ($this->debug) {
+                    $this->startTime = microtime(true);
+                }
             }
 
             return;
         }
+        if ($this->debug) {
+            $this->startTime = microtime(true);
+        }
         if ($this->debug && !isset($_ENV['SHELL_VERBOSITY']) && !isset($_SERVER['SHELL_VERBOSITY'])) {
             putenv('SHELL_VERBOSITY=3');
             $_ENV['SHELL_VERBOSITY'] = 3;