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

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Fri, 11 Oct 2019 09:43:42 +0000
From:   <Narendra.K@...l.com>
To:     <geert@...ux-m68k.org>
CC:     <ard.biesheuvel@...aro.org>, <linux-efi@...r.kernel.org>,
        <Mario.Limonciello@...l.com>, <tglx@...utronix.de>,
        <linux-kernel@...r.kernel.org>, <james.morse@....com>,
        <mingo@...nel.org>
Subject: Re: [PATCH] Ask user input only when CONFIG_X86 or
 CONFIG_COMPILE_TEST is set to y

Hi Geert,

On Thu, Oct 10, 2019 at 08:50:45PM +0200, Geert Uytterhoeven wrote:
[...]
> > > >  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"?

It is because of the findings shared in [1]. Please let me know your
thoughts on the findings.

> 
> > >
> > > 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?

It is per the suggestion in the previous review comment. 

Ard, please share your thought here. I could add the || COMPILE_TEST.

[1]  Re: [PATCH 4/5] efi: Export Runtime Configuration Interface table to sysfs
https://lore.kernel.org/linux-efi/20190812150452.27983-1-ard.biesheuvel@linaro.org/T/#mebff9ba48499808f59b33b2daef2d94e006296d8

-- 
With regards,
Narendra K