Bump up max_map_count value.

Change-Id: Id3e2c0795b817db9a85bc84cba2aa05d20179d39
Bug: 18503789
(cherry picked from commit 5bf74b238b402eaaf8c5bd1663fe4d592e59421f)
diff --git a/etc/init.rc b/etc/init.rc
index 1b402e2..8ff7280 100644
--- a/etc/init.rc
+++ b/etc/init.rc
@@ -30,6 +30,7 @@
     chmod 0775 /tmp
 
     write /proc/sys/kernel/panic_on_oops 1
+    write /proc/sys/vm/max_map_count 1000000
 
 on fs
     mkdir /dev/usb-ffs 0770 shell shell