archboot/lib/initcpio/hooks/arch_lvm2

# Created by Tobias Powalowski <tpowa@archlinux.org>

run_hook ()
{
    if ! [ "$LVMRUN" = "1" ]; then
        /sbin/modprobe -q dm-mod >/dev/null 2>&1
        # fix if udev initialises /dev/mapper/control
        sleep 0.5
        if [ -e "/sys/class/misc/device-mapper" ]; then
            if [ ! -c "/dev/mapper/control" ]; then
                read dev_t < /sys/class/misc/device-mapper/dev
                if [ ! -e "/dev/mapper/control" ]; then
                    /bin/mknod "/dev/mapper/control" c $(/bin/replace "${dev_t}" ':')
                fi
            fi
            msg "Scanning logical volumes..."
            /sbin/lvm vgscan --ignorelockingfailure
            msg "Activating logical volumes..."
            /sbin/lvm vgchange --ignorelockingfailure -ay
        fi
    else
        msg ":: Skipping already run by arch_root_advanced hook..."
    fi
}