From e641f6c47a697d0149397aced09395f6a8bcef4b Mon Sep 17 00:00:00 2001
From: Mister Oyster <oysterized@gmail.com>
Date: Sun, 29 Jan 2017 21:04:38 +0100
Subject: rootdir: properly enable zram * use 512mb * lz4 as default
 compression alg

---
 product/ramdisk.mk     | 2 +-
 rootdir/enableswap.sh  | 4 ----
 rootdir/fstab.swap     | 1 +
 rootdir/init.mt6735.rc | 9 ++++-----
 4 files changed, 6 insertions(+), 10 deletions(-)
 delete mode 100644 rootdir/enableswap.sh
 create mode 100644 rootdir/fstab.swap

diff --git a/product/ramdisk.mk b/product/ramdisk.mk
index 2a774ab..a796106 100644
--- a/product/ramdisk.mk
+++ b/product/ramdisk.mk
@@ -1,6 +1,6 @@
  # Ramdisk
  PRODUCT_COPY_FILES += \
-     $(LOCAL_PATH)/rootdir/enableswap.sh:root/enableswap.sh \
+     $(LOCAL_PATH)/rootdir/fstab.swap:root/fstab.swap \
      $(LOCAL_PATH)/rootdir/factory_init.project.rc:root/factory_init.project.rc \
      $(LOCAL_PATH)/rootdir/factory_init.rc:root/factory_init.rc \
      $(LOCAL_PATH)/rootdir/fstab.mt6735:root/fstab.mt6735 \
diff --git a/rootdir/enableswap.sh b/rootdir/enableswap.sh
deleted file mode 100644
index 186b4b9..0000000
--- a/rootdir/enableswap.sh
+++ /dev/null
@@ -1,4 +0,0 @@
-#!/bin/sh
-echo 0 > /sys/block/zram0/disksize
-/system/bin/tiny_mkswap /dev/block/zram0
-/system/bin/tiny_swapon /dev/block/zram0
diff --git a/rootdir/fstab.swap b/rootdir/fstab.swap
new file mode 100644
index 0000000..fcbd8ff
--- /dev/null
+++ b/rootdir/fstab.swap
@@ -0,0 +1 @@
+/dev/block/zram0                             none         swap    defaults      zramsize=536870912,zramstreams=3
diff --git a/rootdir/init.mt6735.rc b/rootdir/init.mt6735.rc
index 849b5a1..4171dcd 100755
--- a/rootdir/init.mt6735.rc
+++ b/rootdir/init.mt6735.rc
@@ -66,6 +66,10 @@ on fs
     write /proc/bootprof "INIT:Mount_END"
 
 on post-fs
+    write /sys/block/zram0/comp_algorithm lz4
+    swapon_all /fstab.swap
+    write /proc/sys/vm/page-cluster 0
+
     # Support legacy paths
     symlink /sdcard /storage/sdcard0
 
@@ -923,11 +927,6 @@ service PPLAgent /system/bin/ppl_agent
     user system
     group system cache
 
-service enableswap /system/bin/sh /enableswap.sh
-    class late_start
-    oneshot
-    seclabel u:r:enableswap:s0
-
 service agpsd /system/bin/mtk_agpsd
     class main
     socket agpsd stream 660 gps system
-- 
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