From c14a1afb83db609cb02dc78cd192b6a46ff009c7 Mon Sep 17 00:00:00 2001
From: Kyle Harding <kyle@balena.io>
Date: Wed, 24 Apr 2024 16:29:40 -0400
Subject: [PATCH] Switch to zstd for compression

Change-type: minor
Signed-off-by: Kyle Harding <kyle@balena.io>
---
 Dockerfile | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/Dockerfile b/Dockerfile
index 84a9555..284ff93 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -18,8 +18,8 @@ RUN apt-get update \
     libelf-dev \
     libncurses-dev \
     libssl-dev \
-    lz4 \
     vim-tiny \
+    zstd \
     && rm -rf /var/lib/apt/lists/*
 
 ARG KERNEL_BRANCH=5.10
@@ -38,10 +38,10 @@ RUN ln -sf "microvm-kernel-$(uname -m)-${KERNEL_BRANCH}.config" .config
 ###############################################
 
 FROM linux.git AS vmlinux-arm64
-RUN make Image && lz4 -9 ./arch/arm64/boot/Image ./vmlinux.bin.lz4
+RUN make Image && zstd -9 ./arch/arm64/boot/Image ./vmlinux.bin.zst
 
 FROM linux.git AS vmlinux-amd64
-RUN make vmlinux && lz4 -9 ./vmlinux ./vmlinux.bin.lz4
+RUN make vmlinux && zstd -9 ./vmlinux ./vmlinux.bin.zst
 
 # hadolint ignore=DL3006
 FROM vmlinux-${TARGETARCH} AS vmlinux