[Buildroot] [PATCH 1/1] fs/cpio: add zstd as compression option

[Yann E. MORIN]

José, all,

On 2021-01-10 05:38 +0100, José Luis Salvador Rufo spake thusly:
> U-Boot mkimage zstd is available since v2020.10:
> https://gitlab.denx.de/u-boot/u-boot/-/commit/26073f9ed3ab0aaf3c2a2b433fecb30a95a067d6
> 
> Signed-off-by: José Luis Salvador Rufo <salvador.joseluis at gmail.com>
> ---
>  fs/cpio/Config.in | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/fs/cpio/Config.in b/fs/cpio/Config.in
> index 83a7fa5824..c1151a2881 100644
> --- a/fs/cpio/Config.in
> +++ b/fs/cpio/Config.in
> @@ -51,6 +51,11 @@ config BR2_TARGET_ROOTFS_CPIO_XZ
>  	help
>  	  Do compress the cpio filesystem with xz.
>  
> +config BR2_TARGET_ROOTFS_CPIO_ZSTD
> +	bool "zstd"
> +	help
> +	  Do compress the cpio filesystem with zstd.

How is that expected to work? We do not have zstd support in the fs
infra: https://git.buildroot.org/buildroot/tree/fs/common.mk#n126

Regards,
Yann E. MORIN.

>  endchoice
>  
>  config BR2_TARGET_ROOTFS_CPIO_UIMAGE
> -- 
> 2.30.0
> 
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