linux-kernel - Re: [PATCH v2 0/7] efi: Enhance capsule loader to support signed Quark images

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Message-ID: <CAHp75VdDQTW=ejQbv5JUELWkomQz7O1_k0UOcUw_pL-enJQL6g@mail.gmail.com>
Date:   Fri, 24 Mar 2017 22:39:55 +0200
From:   Andy Shevchenko <andy.shevchenko@...il.com>
To:     Jan Kiszka <jan.kiszka@...mens.com>
Cc:     Matt Fleming <matt@...eblueprint.co.uk>,
        Ard Biesheuvel <ard.biesheuvel@...aro.org>,
        linux-efi@...r.kernel.org,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        "Bryan O'Donoghue" <pure.logic@...us-software.ie>,
        Hock Leong Kweh <hock.leong.kweh@...el.com>,
        Borislav Petkov <bp@...en8.de>,
        Sascha Weisenberger <sascha.weisenberger@...mens.com>
Subject: Re: [PATCH v2 0/7] efi: Enhance capsule loader to support signed
 Quark images

On Fri, Mar 24, 2017 at 7:34 PM, Jan Kiszka <jan.kiszka@...mens.com> wrote:
> This addresses the review feedback provided on round 1, specifically
> - refactored queue to keep the Quark mess in
> - only check for CSH on Quark CPUs
> - added some smaller cleanups of the capsule loader
> - documented capsule header / linked to original code
>
> See last patch for the background of the series.
>
> The series has been tested on the Galileo Gen2, to exclude regressions,
> with a firmware.cap with AND without security header and the SIMATIC
> IOT2040 which requires the header because of its mandatory secure boot.

The series looks good to me from code prospective. It's clean and
understandable, though I have couple of comments (see related
patches).
Please, address them.

I wasn't able to test it, thus FWIW:
Reviewed-by: Andy Shevchenko <andy.shevchenko@...il.com>

>
> Jan
>
> Jan Kiszka (7):
>   efi/capsule: Fix return code on failing kmap/vmap
>   efi/capsule: Remove pr_debug on ENOMEM or EFAULT
>   efi/capsule: Clean up pr_err/info messages
>   efi/capsule: Adjust return type of efi_capsule_setup_info
>   efi/capsule: Prepare for loading images with security header
>   efi/capsule: Factor out overloadable efi_capsule_identify_image
>   efi/capsule: Add support for Quark security header
>
>  arch/x86/platform/efi/quirks.c        |  95 ++++++++++++++++++++++++
>  drivers/firmware/efi/capsule-loader.c | 136 +++++++++++++++++++---------------
>  drivers/firmware/efi/capsule.c        |  21 +++++-
>  include/linux/efi.h                   |  19 +++++
>  4 files changed, 208 insertions(+), 63 deletions(-)
>
> --
> 2.10.2
>



-- 
With Best Regards,
Andy Shevchenko