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

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Hi Randy,

Thank you for your review!

On Sun, 8 Dec 2019 11:34:32 -0800
Randy Dunlap <rdunlap@xxxxxxxxxxxxx> wrote:

> 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.

OK, I can make it 'n' by default.

I thought that was OK because most of the memories for the
bootconfig support were released after initialization.
If user doesn't pass the bootconfig, only the code for
/proc/bootconfig remains on runtime memory.

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

OK.

> 
> > +	 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.

Ah, thanks for pointing it out!
I'll fix that.

Thank you,

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


-- 
Masami Hiramatsu <mhiramat@xxxxxxxxxx>



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