From dce3b38f5855919f6246cbf0d21ef39b9fd72855 Mon Sep 17 00:00:00 2001
From: Naseer Ahmed <naseer@codeaurora.org>
Date: Wed, 23 Nov 2011 17:31:59 -0800
Subject: [PATCH] display: Ashmem: use MAP_POPULATE when mapping

If the flag is not used, it causes errors with
mapping the page tables in the kgsl driver

Change-Id: Iaa29eb764aff8a9af4b14fff9fdab60b50759e45
---
 libgralloc/ashmemalloc.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libgralloc/ashmemalloc.cpp b/libgralloc/ashmemalloc.cpp
index 49926f8..7102090 100644
--- a/libgralloc/ashmemalloc.cpp
+++ b/libgralloc/ashmemalloc.cpp
@@ -103,7 +103,7 @@ int AshmemAlloc::map_buffer(void **pBase, size_t size, int offset, int fd)
         return err;
 
     base = mmap(0, size, PROT_READ| PROT_WRITE,
-            MAP_SHARED, fd, 0);
+            MAP_SHARED|MAP_POPULATE, fd, 0);
     *pBase = base;
     if(base == MAP_FAILED) {
         LOGD("%s: Failed to map memory in the client: %s",