From 64fee6148b6f77d11b9b799a68b66d67be851d7e Mon Sep 17 00:00:00 2001
From: Tim Murray <timmurray@google.com>
Date: Mon, 15 Oct 2018 16:29:15 -0700
Subject: hwui: purge malloc pages on bitmap destruction

Immediately purge malloc pages on bitmap destruction. Bitmaps are often
big and can cause memory to stay high for much longer than it should.

Test: boots and works
bug 117795621

Merged-in: If2e8c5f1fc07039cf3dc3edcd3dc06861dbce1a1
Change-Id: If2e8c5f1fc07039cf3dc3edcd3dc06861dbce1a1
---
 libs/hwui/hwui/Bitmap.cpp | 1 +
 1 file changed, 1 insertion(+)

(limited to 'libs')

diff --git a/libs/hwui/hwui/Bitmap.cpp b/libs/hwui/hwui/Bitmap.cpp
index 263d249d20e9..e7ffbee521ff 100644
--- a/libs/hwui/hwui/Bitmap.cpp
+++ b/libs/hwui/hwui/Bitmap.cpp
@@ -223,6 +223,7 @@ Bitmap::~Bitmap() {
             break;
         case PixelStorageType::Heap:
             free(mPixelStorage.heap.address);
+            mallopt(M_PURGE, 0);
             break;
         case PixelStorageType::Hardware:
             auto buffer = mPixelStorage.hardware.buffer;
-- 
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