linux-kernel - Re: [PATCH v6 0/4] Certificate insertion support for x86 bzImages

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Message-ID: <alpine.LRH.2.21.1805040311050.12843@namei.org>
Date:   Fri, 4 May 2018 03:11:31 +1000 (AEST)
From:   James Morris <jmorris@...ei.org>
To:     Mehmet Kayaalp <mkayaalp@...ux.vnet.ibm.com>
cc:     David Howells <dhowells@...hat.com>,
        David Woodhouse <dwmw2@...radead.org>,
        Keyrings <keyrings@...r.kernel.org>,
        Linux Integrity <linux-integrity@...r.kernel.org>,
        Linux Security <linux-security-module@...r.kernel.org>,
        Linux Kernel <linux-kernel@...r.kernel.org>,
        Mimi Zohar <zohar@...ux.vnet.ibm.com>,
        Stefan Berger <stefanb@...ux.vnet.ibm.com>,
        George Wilson <gcwilson@...ibm.com>,
        Mike Rapoport <rppt@...ux.vnet.ibm.com>
Subject: Re: [PATCH v6 0/4] Certificate insertion support for x86 bzImages

On Wed, 2 May 2018, Mehmet Kayaalp wrote:

> These patches add support for modifying the reserved space for extra
> certificates in a compressed bzImage in x86. This allows separating the
> system keyring certificate from the kernel build process. After the kernel
> image is distributed, the insert-sys-cert script can be used to insert the
> certificate for x86.

Can you provide more explanation of how this is useful and who would use 
it?

-- 
James Morris
<jmorris@...ei.org>