pm/power.d/readahead


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#!/bin/sh

[ -x /sbin/blockdev ] || exit $NA

readahead() {
    for dev in $(awk '/^\/dev\// {print $1}'</etc/mtab); do
	/sbin/blockdev --setfra $1 "$dev"
    done
}

case $1 in
    true) readahead 3072 ;;
    false) readahead 256 ;;
    *) exit $NA ;;
esac

exit 0