rootdir: enhancee init.omni.rc

-added read-ahead config sysfs
-change sysinit service to late_start

Change-Id: I3defff065730655afdcf9c3fa1a11953b1758aaf
diff --git a/prebuilt/etc/init.local.rc b/prebuilt/etc/init.local.rc
index c66cf3c..57c12ab 100644
--- a/prebuilt/etc/init.local.rc
+++ b/prebuilt/etc/init.local.rc
@@ -4,10 +4,6 @@
     export TERMINFO /system/etc/terminfo
     export TERM linux
 
-on post-fs-data
-    # Run sysinit
-    start sysinit
-
 on boot
     # interactive governor
     chown system system /sys/devices/system/cpu/cpufreq/interactive/timer_rate
@@ -70,8 +66,13 @@
     # I/O scheduler
     chown system system /sys/block/mmcblk0/queue/scheduler
     chmod 0664 /sys/block/mmcblk0/queue/scheduler
+    chown system system /sys/block/mmcblk0/bdi/read_ahead_kb
+    chmod 0664 /sys/block/mmcblk0/bdi/read_ahead_kb
+
     chown system system /sys/block/mmcblk1/queue/scheduler
     chmod 0664 /sys/block/mmcblk1/queue/scheduler
+    chown system system /sys/block/mmcblk1/bdi/read_ahead_kb
+    chmod 0664 /sys/block/mmcblk1/bdi/read_ahead_kb
 
     # allow system to modify ksm control files
     chown root system /sys/kernel/mm/ksm/pages_to_scan
@@ -92,9 +93,9 @@
 
 # sysinit (/system/etc/init.d)
 service sysinit /system/bin/sysinit
+    class late-start
     user root
     oneshot
-    disabled
 
 # adb over network
 on property:service.adb.tcp.port=5555