linux-kernel - Re: [PATCH 02/24] Add the ability to lock down access to the running kernel image

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Message-ID: <alpine.LRH.2.20.1704061840090.12226@namei.org>
Date:   Thu, 6 Apr 2017 18:44:16 +1000 (AEST)
From:   James Morris <jmorris@...ei.org>
To:     David Howells <dhowells@...hat.com>
cc:     linux-kernel@...r.kernel.org, gnomes@...rguk.ukuu.org.uk,
        linux-efi@...r.kernel.org, matthew.garrett@...ula.com,
        gregkh@...uxfoundation.org, linux-security-module@...r.kernel.org,
        keyrings@...r.kernel.org
Subject: Re: [PATCH 02/24] Add the ability to lock down access to the running
 kernel image

On Wed, 5 Apr 2017, David Howells wrote:

> +#include <linux/security.h>
> +#include <linux/export.h>
> +
> +static __read_mostly bool kernel_locked_down;

How about marking this __ro_after_init if ALLOW_LOCKDOWN_LIFT is not 
configured?


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