From cf7f0c7328a02b68259c791752944113a1796b6c Mon Sep 17 00:00:00 2001
From: Mathias Agopian <mathias@google.com>
Date: Sun, 5 Feb 2012 01:49:16 -0800
Subject: ui freeze workaround: reenable triple buffering mode

we're seeing UI freezes when window updates and
composition are separated. for now we workaround this
by always doing a composition after window updates on
vsync. triple buffering is reenabled for performance.

Change-Id: I693d705000b7452489bb0b4918fbeadb9879315c
---
 services/surfaceflinger/MessageQueue.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'services/surfaceflinger/MessageQueue.cpp')

diff --git a/services/surfaceflinger/MessageQueue.cpp b/services/surfaceflinger/MessageQueue.cpp
index 1ff3567f4df6..290fff469d8c 100644
--- a/services/surfaceflinger/MessageQueue.cpp
+++ b/services/surfaceflinger/MessageQueue.cpp
@@ -133,7 +133,8 @@ status_t MessageQueue::postMessage(
 }
 
 void MessageQueue::invalidate() {
-    mHandler->signalInvalidate();
+//    mHandler->signalInvalidate();
+    mEvents->requestNextVsync();
 }
 
 void MessageQueue::refresh() {
-- 
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