[arch-projects] [mkinitcpio][PATCH 3/3] mkinitcpio: unzip modules before image compression

[Dave Reisner]

On Fri, Feb 17, 2012 at 09:06:01AM -0500, Dave Reisner wrote:
> From: Tom Gunderson <teg at jklm.no>
> 
> This increases compression efficiency, which might be useful on an image
> containing a lot of modules.
> 
> For the usecase I had in mind, this reduced the size by about a quarter.
> 
> Signed-off-by: Tom Gundersen <teg at jklm.no>
                            ^ borka, bork bork

> Signed-off-by: Dave Reisner <dreisner at archlinux.org>
> ---
> Resending this as its rebased/rewritten with Tom's name on it.
> 
>  mkinitcpio |    3 +++
>  1 files changed, 3 insertions(+), 0 deletions(-)
> 
> diff --git a/mkinitcpio b/mkinitcpio
> index f79fbcb..637795f 100755
> --- a/mkinitcpio
> +++ b/mkinitcpio
> @@ -341,6 +341,9 @@ trap '(( ++builderrors ))' ERR
>  if (( ${#ADDED_MODULES[*]} )); then
>      cp "${MODPATHS[@]}" "$BUILDROOT/lib/modules/$KERNELVERSION/kernel"
>  
> +    # unzip modules prior to recompression
> +    gzip -dr "$BUILDROOT/lib/modules/$KERNELVERSION/kernel"
> +
>      msg "Generating module dependencies"
>      install -m644 -t "$BUILDROOT/lib/modules/$KERNELVERSION" \
>          "$BASEDIR/lib/modules/$KERNELVERSION"/modules.{builtin,order}
> -- 
> 1.7.9.1
>