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Date:   Fri, 18 Jan 2019 20:34:37 +0800
From:   Dave Young <dyoung@redhat.com>
To:     Mimi Zohar <zohar@linux.ibm.com>
Cc:     Kairui Song <kasong@redhat.com>, linux-kernel@vger.kernel.org,
        dhowells@redhat.com, dwmw2@infradead.org,
        jwboyer@fedoraproject.org, keyrings@vger.kernel.org,
        jmorris@namei.org, serge@hallyn.com, bauerman@linux.ibm.com,
        ebiggers@google.com, nayna@linux.ibm.com,
        linux-integrity@vger.kernel.org, kexec@lists.infradead.org
Subject: Re: [PATCH v4 0/2] let kexec_file_load use platform keyring to
 verify the kernel image
Message-ID: <20190118123437.GA30929@dhcp-128-65.nay.redhat.com>
References: <20190118091733.29940-1-kasong@redhat.com>
 <1547812432.3982.55.camel@linux.ibm.com>
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On 01/18/19 at 06:53am, Mimi Zohar wrote:
> On Fri, 2019-01-18 at 17:17 +0800, Kairui Song wrote:
> > This patch series adds a .platform_trusted_keys in system_keyring as the
> > reference to .platform keyring in integrity subsystem, when platform
> > keyring is being initialized it will be updated. So other component could
> > use this keyring as well.
> 
> Kairui, when people review patches, the comments could be specific,
> but are normally generic. ?My review included a couple of generic
> suggestions - not to use "#ifdef" in C code (eg. is_enabled), use the
> term "preboot" keys, and remove any references to "other components".
> 
> After all the wording suggestions I've made, you are still saying, "So
> other components could use this keyring as well".??Really?! ?How the
> platform keyring will be used in the future, is up to you and others
> to convince Linus. ?At least for now, please limit its usage to
> verifying the PE signed kernel image. ?If this patch set needs to be
> reposted, please remove all references to "other components".
> 
> Dave/David, are you ok with Kairui's usage of "#ifdef's"? ?Dave, you
> Acked the original post. ?Can I include it? ?Can we get some
> additional Ack's on these patches?

It is better to update patch to use IS_ENABLED in patch 1/2 as well.
Other than that, for kexec part I'm fine with an ack.
 
Thanks
Dave