Openwall GNU/*/Linux - a small security-enhanced Linux distro for servers
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Date: Wed, 28 Jun 2017 11:25:37 +0300
From: Igor Stoppa <igor.stoppa@...wei.com>
To: Christoph Hellwig <hch@...radead.org>
CC: <keescook@...omium.org>, <mhocko@...nel.org>, <jmorris@...ei.org>,
        <penguin-kernel@...ove.SAKURA.ne.jp>, <paul@...l-moore.com>,
        <sds@...ho.nsa.gov>, <casey@...aufler-ca.com>, <labbott@...hat.com>,
        <linux-security-module@...r.kernel.org>, <linux-mm@...ck.org>,
        <linux-kernel@...r.kernel.org>, <kernel-hardening@...ts.openwall.com>,
        "Igor
 Stoppa" <igor.stoppa@...il.com>
Subject: Re: [PATCH 3/3] Make LSM Writable Hooks a command line option

Resending my reply, I mistakenly used the wrong mail account yesterday
and my reply didn't et to the ml.

On 27/06/17 20:51, Christoph Hellwig wrote:
> On Tue, Jun 27, 2017 at 08:33:23PM +0300, Igor Stoppa wrote:

[...]

>> The default value is disabled, unless SE Linux debugging is turned on.
> 
> Can we please just force it to be read-only?

I'm sorry, I'm not quite sure I understand your comment.

I'm trying to replicate the behavior of __lsm_ro_after_init:

line 1967 @ [1]   - Did I get it wrong?

thanks, igor



[1]
https://kernel.googlesource.com/pub/scm/linux/kernel/git/jmorris/linux-security/+/5965453d5e3fb425e6f9d6b4fec403bda3f33107/include/linux/lsm_hooks.h

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