[arch-releng] [PATCH] Allow using a USB device as read-write branch instead of tmpfs

[Dieter Plaetinck]

On Mon, 24 Aug 2009 01:02:15 +0200
Thomas Bächler <thomas at archlinux.org> wrote:

> ---
>  archiso/hooks/archiso |    8 +++++++-
>  1 files changed, 7 insertions(+), 1 deletions(-)
> 
> diff --git a/archiso/hooks/archiso b/archiso/hooks/archiso
> index ab55be6..5cbfb44 100644
> --- a/archiso/hooks/archiso
> +++ b/archiso/hooks/archiso
> @@ -84,7 +84,13 @@ run_hook ()
>      /bin/modprobe -q aufs >/dev/null 2>&1
>  
>      msg ":: Mounting root (aufs) filesystem"
> -    /bin/mount -t aufs -o dirs=/tmpfs=rw none /real_root
> +    if [ "${livesystem}" = "rw" ]; then
> +        /bin/mount -o remount,rw /bootmnt
> +        mkdir -p /bootmnt/livesystem
> +        /bin/mount -t aufs -o dirs=/bootmnt/livesystem=rw none /real_root
> +    else
> +        /bin/mount -t aufs -o dirs=/tmpfs=rw none /real_root
> +    fi
>  
>      export LOOP_NUM="0"
>      msg ":: Mounting images"

If this is the patch that enables you to make all your changes persistent on the usb stick, then I love this.
Maybe we could go further: do we even need unionning here at all?

Dieter