linux-kernel - Re: [PATCH] Ask user input only when CONFIG_X86 or CONFIG_COMPILE

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Date:   Thu, 10 Oct 2019 20:50:45 +0200
From:   Geert Uytterhoeven <geert@...ux-m68k.org>
To:     Narendra K <Narendra.K@...l.com>
Cc:     Ard Biesheuvel <ard.biesheuvel@...aro.org>,
        linux-efi <linux-efi@...r.kernel.org>,
        Mario Limonciello <Mario.Limonciello@...l.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        James Morse <james.morse@....com>,
        Ingo Molnar <mingo@...nel.org>
Subject: Re: [PATCH] Ask user input only when CONFIG_X86 or
 CONFIG_COMPILE_TEST is set to y

Hi Narendra,

On Thu, Oct 10, 2019 at 7:47 PM <Narendra.K@...l.com> wrote:
> On Wed, Oct 09, 2019 at 04:11:04PM +0200, Ard Biesheuvel wrote:
> > On Wed, 2 Oct 2019 at 21:44, <Narendra.K@...l.com> wrote:
> > >
> > > From: Narendra K <Narendra.K@...l.com>
> > >
> > > For the EFI_RCI2_TABLE kconfig option, 'make oldconfig' asks the user
> > > for input as it is a new kconfig option in kernel version 5.4. This patch
> > > modifies the kconfig option to ask the user for input only when CONFIG_X86
> > > or CONFIG_COMPILE_TEST is set to y.
> > >
> > > The patch also makes EFI_RCI2_TABLE kconfig option depend on CONFIG_EFI.
> > >
> > > Signed-off-by: Narendra K <Narendra.K@...l.com>

> > >  drivers/firmware/efi/Kconfig | 5 ++++-
> > >  1 file changed, 4 insertions(+), 1 deletion(-)
> > >
> > > diff --git a/drivers/firmware/efi/Kconfig b/drivers/firmware/efi/Kconfig
> > > index 178ee8106828..6e4c46e8a954 100644
> > > --- a/drivers/firmware/efi/Kconfig
> > > +++ b/drivers/firmware/efi/Kconfig
> > > @@ -181,7 +181,10 @@ config RESET_ATTACK_MITIGATION
> > >           reboots.
> > >
> > >  config EFI_RCI2_TABLE
> > > -       bool "EFI Runtime Configuration Interface Table Version 2 Support"
> > > +       bool
> > > +       prompt "EFI RCI Table Version 2 Support" if X86 || COMPILE_TEST

Why the split of bool and prompt?
Why not simply add a single line "depends on X86 || COMPILE_TEST"?

> >
> > You can drop the || COMPILE_TEST as well.
>
> I will drop this part of the change in the next version of the patch.

Why drop that part? Isn't it good to have more compile test coverage?

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds