#!/system/bin/sh

READ_AHEAD_KB="1024"

if [ -e /sys/devices/virtual/bdi/179:0/read_ahead_kb ]; then
    echo $READ_AHEAD_KB > /sys/devices/virtual/bdi/179:0/read_ahead_kb
    echo "SD card read ahead kb SET to $READ_AHEAD_KB"
fi
if [ -e /sys/devices/virtual/bdi/179:16/read_ahead_kb ]; then
    echo $READ_AHEAD_KB > /sys/devices/virtual/bdi/179:16/read_ahead_kb
    echo "SD card read ahead kb SET to $READ_AHEAD_KB"
fi
if [ -e /sys/devices/virtual/bdi/179:24/read_ahead_kb ]; then
    echo $READ_AHEAD_KB > /sys/devices/virtual/bdi/179:24/read_ahead_kb
    echo "SD card read ahead kb SET to $READ_AHEAD_KB"
fi
