From 9b1fef62fb2fc03643964724e7753fe0aaa2bedf Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=B6rg=20Thalheim?= <joerg@thalheim.io>
Date: Thu, 5 Dec 2024 15:50:53 +0100
Subject: [PATCH] always use reflink=auto

---
 lib/make-disk-image.nix | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/make-disk-image.nix b/lib/make-disk-image.nix
index cde971a9..9344f58f 100644
--- a/lib/make-disk-image.nix
+++ b/lib/make-disk-image.nix
@@ -198,7 +198,7 @@ in
           [ -e "$src" ] || continue
           dst=$(basename "$src" | base64 -d)
           mkdir -p "$(dirname "$dst")"
-          cp -r "$src" "$dst"
+          cp --reflink=auto -r "$src" "$dst"
         done
         set -f
         ${partitioner}
@@ -207,7 +207,7 @@ in
           [ -e "$src" ] || continue
           dst=/mnt/$(basename "$src" | base64 -d)
           mkdir -p "$(dirname "$dst")"
-          cp -r "$src" "$dst"
+          cp --reflink=auto -r "$src" "$dst"
         done
         ${installer}
       ''}