commit 147643b2a14d7933a4012a907e460d7603e75710
author Vishnu Nair <vishnun@google.com> Fri Sep 22 22:28:01 2023 +0000
committer Android (Google) Code Review <android-gerrit@google.com> Fri Sep 22 22:28:01 2023 +0000
tree 49a19af84f4ddaf106dd347ffbf46e0babd04139
parent 4e44dcb17038112d87fc1aff8b6c0a517df1ae00
parent 640261cf1b5cc4a7d3cfecb8d607358e867fcc69

Merge "[sf] add a backdoor to disable transaction tracing" into main

services/surfaceflinger/SurfaceFlinger.cpp

diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index fadde51..d5b1140 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -7027,7 +7027,10 @@
             }
             case 1041: { // Transaction tracing
                 if (mTransactionTracing) {
-                    if (data.readInt32()) {
+                    int arg = data.readInt32();
+                    if (arg == -1) {
+                        mTransactionTracing.reset();
+                    } else if (arg > 0) {
                         // Transaction tracing is always running but allow the user to temporarily
                         // increase the buffer when actively debugging.
                         mTransactionTracing->setBufferSize(