From 17d64eda868006dc8c5596d27299143af8e45485 Mon Sep 17 00:00:00 2001
From: Daniel Micay <danielmicay@gmail.com>
Date: Thu, 13 Dec 2018 09:26:25 -0500
Subject: [PATCH] increase max_map_count for hardened malloc

---
 rootdir/init.rc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/rootdir/init.rc b/rootdir/init.rc
index b9464e7fd8..2149abe2bd 100644
--- a/rootdir/init.rc
+++ b/rootdir/init.rc
@@ -597,6 +597,8 @@ on boot
     chown root system /sys/module/lowmemorykiller/parameters/minfree
     chmod 0664 /sys/module/lowmemorykiller/parameters/minfree
 
+    write /proc/sys/vm/max_map_count 524240
+
     # Tweak background writeout
     write /proc/sys/vm/dirty_expire_centisecs 200
     write /proc/sys/vm/dirty_background_ratio  5