linux-kernel - Re: [PATCH] usr: shorten cmd

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Date: Mon, 3 Jun 2024 15:24:56 -0700
From: Nathan Chancellor <nathan@...nel.org>
To: Masahiro Yamada <masahiroy@...nel.org>
Cc: linux-kbuild@...r.kernel.org, linux-kernel@...r.kernel.org,
	Nicolas Schier <nicolas@...sle.eu>
Subject: Re: [PATCH] usr: shorten cmd_initfs in Makefile

On Fri, May 31, 2024 at 09:28:25PM +0900, Masahiro Yamada wrote:
> Avoid repetition of long variables.
> 
> No functional change intended.
> 
> Signed-off-by: Masahiro Yamada <masahiroy@...nel.org>

Reviewed-by: Nathan Chancellor <nathan@...nel.org>

> ---
> 
>  usr/Makefile | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/usr/Makefile b/usr/Makefile
> index 132ef7e96e6d..75224d927025 100644
> --- a/usr/Makefile
> +++ b/usr/Makefile
> @@ -62,9 +62,9 @@ $(deps_initramfs): ;
>  quiet_cmd_initfs = GEN     $@
>        cmd_initfs = \
>  	$(CONFIG_SHELL) $< -o $@ -l $(obj)/.initramfs_data.cpio.d \
> -	$(if $(CONFIG_INITRAMFS_ROOT_UID), -u $(CONFIG_INITRAMFS_ROOT_UID)) \
> -	$(if $(CONFIG_INITRAMFS_ROOT_GID), -g $(CONFIG_INITRAMFS_ROOT_GID)) \
> -	$(if $(KBUILD_BUILD_TIMESTAMP), -d "$(KBUILD_BUILD_TIMESTAMP)") \
> +	$(addprefix -u , $(CONFIG_INITRAMFS_ROOT_UID)) \
> +	$(addprefix -g , $(CONFIG_INITRAMFS_ROOT_GID)) \
> +	$(patsubst %,-d "%", $(KBUILD_BUILD_TIMESTAMP)) \
>  	$(ramfs-input)
>  
>  # We rebuild initramfs_data.cpio if:
> -- 
> 2.40.1
>