From f550ba07400662633295c9681a80787fc44e61fa Mon Sep 17 00:00:00 2001
From: Harald Hoyer <harald@redhat.com>
Date: Fri, 22 Jun 2012 08:59:22 +0200
Subject: [PATCH] dracut-functions.sh: cp with --reflink=auto and
 --sparse=auto

cp will use COW data copy most of the time. So, it's even better than
hardlink, because we don't have to care about hardlinks, when modifying
files in post.
---
 dracut-functions.sh |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dracut-functions.sh b/dracut-functions.sh
index 3b562e7..b9ce688 100755
--- a/dracut-functions.sh
+++ b/dracut-functions.sh
@@ -435,7 +435,7 @@ inst_simple() {
         inst "${_src%/*}/.${_src##*/}.hmac" "${target%/*}/.${target##*/}.hmac"
     fi
     ddebug "Installing $_src"
-    cp --sparse=always -pfL "$_src" "${initdir}/$target"
+    cp --reflink=auto --sparse=auto -pfL "$_src" "${initdir}/$target"
 }
 
 # find symlinks linked to given library file