From 0000000000000000000000000000000000000000 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 e9fba7989..c175bc4ac 100644
--- a/rootdir/init.rc
+++ b/rootdir/init.rc
@@ -697,6 +697,8 @@ on boot
     chown root system /sys/block/zram0/writeback
     chmod 0664 /sys/block/zram0/writeback
 
+    write /proc/sys/vm/max_map_count 524240
+
     # F2FS tuning. Set cp_interval larger than dirty_expire_centisecs, 30 secs,
     # to avoid power consumption when system becomes mostly idle. Be careful
     # to make it too large, since it may bring userdata loss, if they
