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Date:   Wed, 6 Jul 2022 01:11:04 -0700
From:   Christoph Hellwig <hch@infradead.org>
To:     gjoyce@linux.vnet.ibm.com
Cc:     keyrings@vger.kernel.org, gjoyce@ibm.com, dhowells@redhat.com,
        jarkko@kernel.org, andrzej.jakowski@intel.com,
        jonathan.derrick@linux.dev, drmiller.lnx@gmail.com,
        linux-block@vger.kernel.org, greg@gilhooley.com
Subject: Re: [PATCH 4/4] arch_vars: create arch specific permanent store
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On Tue, Jul 05, 2022 at 09:39:35PM -0500, gjoyce@linux.vnet.ibm.com wrote:
> From: Greg Joyce <gjoyce@linux.vnet.ibm.com>
> 
> Platforms that have a permanent key store may provide unique
> platform dependent functions to read/write variables. The
> default (weak) functions return -EOPNOTSUPP unless overridden
> by architecture/platform versions.

Which is none as of this patch set, as is the number of of users of
this API.  Did this slip in by accident?