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Date:   Wed, 18 May 2022 13:29:31 +0200
From:   Heiko Carstens <hca@linux.ibm.com>
To:     Coiby Xu <coxu@redhat.com>
Cc:     kexec@lists.infradead.org, linux-arm-kernel@lists.infradead.org,
        Michal Suchanek <msuchanek@suse.de>,
        Baoquan He <bhe@redhat.com>, Dave Young <dyoung@redhat.com>,
        Will Deacon <will@kernel.org>,
        "Eric W . Biederman" <ebiederm@xmission.com>,
        Mimi Zohar <zohar@linux.ibm.com>, Chun-Yi Lee <jlee@suse.com>,
        stable@vger.kernel.org, Philipp Rudo <prudo@linux.ibm.com>,
        keyrings@vger.kernel.org, linux-security-module@vger.kernel.org,
        Vasily Gorbik <gor@linux.ibm.com>,
        Alexander Gordeev <agordeev@linux.ibm.com>,
        Christian Borntraeger <borntraeger@linux.ibm.com>,
        Sven Schnelle <svens@linux.ibm.com>,
        Martin Schwidefsky <schwidefsky@de.ibm.com>,
        "open list:S390" <linux-s390@vger.kernel.org>,
        open list <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v8 4/4] kexec, KEYS, s390: Make use of built-in and
 secondary keyring for signature verification
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References: <20220512070123.29486-1-coxu@redhat.com>
 <20220512070123.29486-5-coxu@redhat.com>
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On Thu, May 12, 2022 at 03:01:23PM +0800, Coiby Xu wrote:
> From: Michal Suchanek <msuchanek@suse.de>
> 
> commit e23a8020ce4e ("s390/kexec_file: Signature verification prototype")
> adds support for KEXEC_SIG verification with keys from platform keyring
> but the built-in keys and secondary keyring are not used.
> 
> Add support for the built-in keys and secondary keyring as x86 does.
> 
> Fixes: e23a8020ce4e ("s390/kexec_file: Signature verification prototype")
> Cc: stable@vger.kernel.org
> Cc: Philipp Rudo <prudo@linux.ibm.com>
> Cc: kexec@lists.infradead.org
> Cc: keyrings@vger.kernel.org
> Cc: linux-security-module@vger.kernel.org
> Signed-off-by: Michal Suchanek <msuchanek@suse.de>
> Reviewed-by: "Lee, Chun-Yi" <jlee@suse.com>
> Acked-by: Baoquan He <bhe@redhat.com>
> Signed-off-by: Coiby Xu <coxu@redhat.com>
> ---
>  arch/s390/kernel/machine_kexec_file.c | 18 +++++++++++++-----
>  1 file changed, 13 insertions(+), 5 deletions(-)

As far as I can tell this doesn't have any dependency to the other
patches in this series, so should I pick this up for the s390 tree, or
how will this go upstream?

In any case:
Acked-by: Heiko Carstens <hca@linux.ibm.com>