linux-kernel - Re: [PATCH 0/8] efi: Pass secure boot mode to kernel [ver #6]

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Message-ID: <CAKv+Gu-PR9KoEe+RwgohC-BSyE+5CPR98HjnohSiGL8yw17-HA@mail.gmail.com>
Date:   Wed, 11 Jan 2017 15:05:14 +0000
From:   Ard Biesheuvel <ard.biesheuvel@...aro.org>
To:     Matt Fleming <matt@...eblueprint.co.uk>
Cc:     David Howells <dhowells@...hat.com>,
        "linux-efi@...r.kernel.org" <linux-efi@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        linux-security-module <linux-security-module@...r.kernel.org>,
        keyrings@...r.kernel.org,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH 0/8] efi: Pass secure boot mode to kernel [ver #6]

On 11 January 2017 at 15:01, Matt Fleming <matt@...eblueprint.co.uk> wrote:
> On Thu, 08 Dec, at 12:30:08PM, David Howells wrote:
>>
>> Here's a set of patches that can determine the secure boot state of the
>> UEFI BIOS and pass that along to the main kernel image.  This involves
>> generalising ARM's efi_get_secureboot() function and making it mixed-mode
>> safe.
>
> This version looks OK to me apart from the couple of comments I made.
>
> Ard, did you take a look? In particular some boot testing on ARM/arm64
> would be useful. x86 boots fine in both regular and mixed mode but
> I've only tested without Secure Boot enabled.

I did take a look at these patches (and commented on them) as they
were coming in, but I haven't yet gone through them as thoroughly as I
should. I will test them on ARM/arm64 as well.