linux-kernel - Re: [PATCH v10 08/27] ima: Move measurement list related variables into ima

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Message-ID: <38ac6915df39fb75fd7ae71c9daf488c772ae4b6.camel@linux.ibm.com>
Date:   Thu, 17 Feb 2022 09:46:05 -0500
From:   Mimi Zohar <zohar@...ux.ibm.com>
To:     Stefan Berger <stefanb@...ux.ibm.com>,
        linux-integrity@...r.kernel.org
Cc:     serge@...lyn.com, christian.brauner@...ntu.com,
        containers@...ts.linux.dev, dmitry.kasatkin@...il.com,
        ebiederm@...ssion.com, krzysztof.struczynski@...wei.com,
        roberto.sassu@...wei.com, mpeters@...hat.com, lhinds@...hat.com,
        lsturman@...hat.com, puiterwi@...hat.com, jejb@...ux.ibm.com,
        jamjoom@...ibm.com, linux-kernel@...r.kernel.org,
        paul@...l-moore.com, rgb@...hat.com,
        linux-security-module@...r.kernel.org, jmorris@...ei.org
Subject: Re: [PATCH v10 08/27] ima: Move measurement list related variables
 into ima_namespace

On Tue, 2022-02-01 at 15:37 -0500, Stefan Berger wrote:
> Move measurement list related variables into the ima_namespace. This way
> a front-end like securityfs can show the measurement list inside an IMA
> namespace.

Also, in order for kexec to allocate memory for the existing
measurement list, the measurement list memory size is stored in the
binary_runtime_size variable.  To avoid special-casing init_ima_ns, as
much as possible, move it into the ima_namespace.

> 
> Signed-off-by: Stefan Berger <stefanb@...ux.ibm.com>

Reviewed-by: Mimi Zohar <zohar@...ux.ibm.com>