From 914d5b391105a40945a6f88911cf95a701e1c68c Mon Sep 17 00:00:00 2001
From: Tom Gundersen <teg@jklm.no>
Date: Thu, 16 Feb 2012 11:40:32 -0500
Subject: mkinitcpio: unzip modules before image compression

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@jklm.no>
Signed-off-by: Dave Reisner <dreisner@archlinux.org>
---
 mkinitcpio | 3 +++
 1 file changed, 3 insertions(+)

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}
-- 
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