From 407c0be727bb77360494f8cbc5aa879515e15484 Mon Sep 17 00:00:00 2001
From: Jorim Jaggi <jjaggi@google.com>
Date: Mon, 1 Aug 2016 13:31:55 +0200
Subject: [PATCH] Only get trace name if tracing is enabled

String formatting creates new objects, so only do it if needed.

Bug: 30549756
Change-Id: I8035357c2b9c3066ef7663b938654f698a2321bc
---
 core/java/android/os/Looper.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/core/java/android/os/Looper.java b/core/java/android/os/Looper.java
index b58ff1fd4755..d299672ea1d5 100644
--- a/core/java/android/os/Looper.java
+++ b/core/java/android/os/Looper.java
@@ -147,7 +147,7 @@ public final class Looper {
             }
 
             final long traceTag = me.mTraceTag;
-            if (traceTag != 0) {
+            if (traceTag != 0 && Trace.isTagEnabled(traceTag)) {
                 Trace.traceBegin(traceTag, msg.target.getTraceName(msg));
             }
             try {
-- 
2.11.0