linux-kernel - Re: [RFC PATCH v4 01/22] bootconfig: Add Extra Boot Config support

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Date:   Sun, 8 Dec 2019 11:34:32 -0800
From:   Randy Dunlap <rdunlap@...radead.org>
To:     Masami Hiramatsu <mhiramat@...nel.org>,
        Steven Rostedt <rostedt@...dmis.org>,
        Frank Rowand <frowand.list@...il.com>
Cc:     Ingo Molnar <mingo@...hat.com>, Namhyung Kim <namhyung@...nel.org>,
        Tim Bird <Tim.Bird@...y.com>, Jiri Olsa <jolsa@...hat.com>,
        Arnaldo Carvalho de Melo <acme@...nel.org>,
        Tom Zanussi <tom.zanussi@...ux.intel.com>,
        Rob Herring <robh+dt@...nel.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Alexey Dobriyan <adobriyan@...il.com>,
        Jonathan Corbet <corbet@....net>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        linux-doc@...r.kernel.org, linux-fsdevel@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [RFC PATCH v4 01/22] bootconfig: Add Extra Boot Config support

Hi,

On 12/2/19 2:13 AM, Masami Hiramatsu wrote:
> diff --git a/init/Kconfig b/init/Kconfig
> index 67a602ee17f1..13bb3eac804c 100644
> --- a/init/Kconfig
> +++ b/init/Kconfig
> @@ -1235,6 +1235,17 @@ source "usr/Kconfig"
>  
>  endif
>  
> +config BOOT_CONFIG
> +	bool "Boot config support"
> +	select LIBXBC
> +	default y

questionable "default y".
That needs lots of justification.

> +	help
> +	 Extra boot config allows system admin to pass a config file as
> +	 complemental extension of kernel cmdline when boot.

	                                          when booting.

> +	 The boot config file is usually attached at the end of initramfs.

The 3 help text lines above should be indented with one tab + 2 spaces,
like the "If" line below.

> +
> +	  If unsure, say Y.
> +
>  choice
>  	prompt "Compiler optimization level"
>  	default CC_OPTIMIZE_FOR_PERFORMANCE


-- 
~Randy