From 7478fdfae8d9251dddbd91c7448352704f822fb8 Mon Sep 17 00:00:00 2001
From: CloudBuilder <cloud-image-builders@lists.canonical.com>
Date: Fri, 29 Jul 2022 04:38:25 +0000
Subject: [PATCH] Imported 2.772

No reason for CPC update specified.
---
 debian/changelog     | 8 ++++++++
 live-build/functions | 2 +-
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/debian/changelog b/debian/changelog
index c436899f..aed23ba6 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,11 @@
+livecd-rootfs (2.772) kinetic; urgency=medium
+
+  * When converting images to qcow2 stop using the traditional image format
+    and switch to using the default image format which will include zero
+    clusters and allow efficient copy-on-read for sparse images.
+
+ -- Brian Murray <brian@ubuntu.com>  Thu, 28 Jul 2022 14:04:45 -0700
+
 livecd-rootfs (2.771) kinetic; urgency=medium
 
   [ Steve Langasek ]
diff --git a/live-build/functions b/live-build/functions
index 79cca5ef..a6fa5bf2 100644
--- a/live-build/functions
+++ b/live-build/functions
@@ -370,7 +370,7 @@ create_derivative() {
 convert_to_qcow2() {
     src="$1"
     destination="$2"
-    qemu-img convert -c -O qcow2 -o compat=0.10 "$src" "$destination"
+    qemu-img convert -c -O qcow2 "$src" "$destination"
     qemu-img info "$destination"
 }