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Date:   Tue, 24 Jan 2017 17:15:50 +0000
From:   Ard Biesheuvel <>
To:     Matt Fleming <>
Cc:     David Howells <>,
        "" <>,
        "" <>,
        linux-security-module <>,,
Subject: Re: [PATCH 0/8] efi: Pass secure boot mode to kernel [ver #6]

On 11 January 2017 at 15:05, Ard Biesheuvel <> wrote:
> On 11 January 2017 at 15:01, Matt Fleming <> 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.

Apologies for the tardiness. I intend to look into these tomorrow.

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