linux-kernel - Re: [PATCH v3] KEYS: trusted: Fix trusted key backends when building as module

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Message-ID: <20210927085104.vq42feghtaqiv6ni@wrt>
Date:   Mon, 27 Sep 2021 10:51:04 +0200
From:   Andreas Rammhold <andreas@...mhold.de>
To:     Ahmad Fatoum <a.fatoum@...gutronix.de>
Cc:     Andreas Rammhold <andreas@...mhold.de>,
        James Bottomley <jejb@...ux.ibm.com>,
        Jarkko Sakkinen <jarkko@...nel.org>,
        Mimi Zohar <zohar@...ux.ibm.com>,
        David Howells <dhowells@...hat.com>,
        James Morris <jmorris@...ei.org>,
        "Serge E. Hallyn" <serge@...lyn.com>,
        Sumit Garg <sumit.garg@...aro.org>,
        linux-integrity@...r.kernel.org, keyrings@...r.kernel.org,
        linux-security-module@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3] KEYS: trusted: Fix trusted key backends when building
 as module

On 09:47 13.09.21, Ahmad Fatoum wrote:
> Dear trusted key maintainers,
> 
> On 30.07.21 03:28, Andreas Rammhold wrote:
> > Before this commit the kernel could end up with no trusted key sources
> > even though both of the currently supported backends (TPM and TEE) were
> > compiled as modules. This manifested in the trusted key type not being
> > registered at all.
> > 
> > When checking if a CONFIG_… preprocessor variable is defined we only
> > test for the builtin (=y) case and not the module (=m) case. By using
> > the IS_REACHABLE() macro we do test for both cases.
> > 
> > Fixes: 5d0682be3189 ("KEYS: trusted: Add generic trusted keys framework")
> > Signed-off-by: Andreas Rammhold <andreas@...mhold.de>
> > Reviewed-by: Jarkko Sakkinen <jarkko@...nel.org>
> Does anyone intend to pick this up?

Did this end up in any tree by now? I am wondering if I should resend
the patch instead. Perhaps it was just overlooked?


Andi