From 88a268354daaaa6422ed875ad8c580dbaf1d81a1 Mon Sep 17 00:00:00 2001 From: Paul Cercueil Date: Tue, 1 Sep 2020 15:48:49 +0200 Subject: [PATCH] linux: add support for ZSTD compression Add support for creating self-extractible kernels compressed with ZSTD. Signed-off-by: Paul Cercueil Signed-off-by: Thomas Petazzoni --- linux/Config.in | 3 +++ linux/linux.mk | 3 +++ 2 files changed, 6 insertions(+) diff --git a/linux/Config.in b/linux/Config.in index 7c2ede8ce2..834f362ead 100644 --- a/linux/Config.in +++ b/linux/Config.in @@ -321,6 +321,9 @@ config BR2_LINUX_KERNEL_LZO config BR2_LINUX_KERNEL_XZ bool "xz compression" +config BR2_LINUX_KERNEL_ZSTD + bool "zstd compression" + endchoice config BR2_LINUX_KERNEL_IMAGE_TARGET_NAME diff --git a/linux/linux.mk b/linux/linux.mk index 372fa51c72..e07e014d1e 100644 --- a/linux/linux.mk +++ b/linux/linux.mk @@ -98,12 +98,15 @@ else ifeq ($(BR2_LINUX_KERNEL_LZO),y) LINUX_DEPENDENCIES += host-lzop else ifeq ($(BR2_LINUX_KERNEL_XZ),y) LINUX_DEPENDENCIES += host-xz +else ifeq ($(BR2_LINUX_KERNEL_ZSTD),y) +LINUX_DEPENDENCIES += host-zstd endif LINUX_COMPRESSION_OPT_$(BR2_LINUX_KERNEL_GZIP) += CONFIG_KERNEL_GZIP LINUX_COMPRESSION_OPT_$(BR2_LINUX_KERNEL_LZ4) += CONFIG_KERNEL_LZ4 LINUX_COMPRESSION_OPT_$(BR2_LINUX_KERNEL_LZMA) += CONFIG_KERNEL_LZMA LINUX_COMPRESSION_OPT_$(BR2_LINUX_KERNEL_LZO) += CONFIG_KERNEL_LZO LINUX_COMPRESSION_OPT_$(BR2_LINUX_KERNEL_XZ) += CONFIG_KERNEL_XZ +LINUX_COMPRESSION_OPT_$(BR2_LINUX_KERNEL_ZSTD) += CONFIG_KERNEL_ZSTD ifeq ($(BR2_LINUX_KERNEL_NEEDS_HOST_OPENSSL),y) LINUX_DEPENDENCIES += host-openssl -- 2.30.2