linux-kernel - Re: [PATCH v2 12/13] s390/kexec: refactor for kernel/Kconfig.kexec

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Date:   Wed, 21 Jun 2023 18:22:52 -0400
From:   Mimi Zohar <zohar@...ux.ibm.com>
To:     Alexander Gordeev <agordeev@...ux.ibm.com>,
        Eric DeVolder <eric.devolder@...cle.com>
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Subject: Re: [PATCH v2 12/13] s390/kexec: refactor for kernel/Kconfig.kexec

On Wed, 2023-06-21 at 07:00 +0200, Alexander Gordeev wrote:
> AFAICT the MODULE_SIG_FORMAT dependency was introduced with commit
> c8424e776b09 ("MODSIGN: Export module signature definitions") and
> in fact was not necessary, since s390 did/does not use mod_check_sig()
> anyway. So the SYSTEM_DATA_VERIFICATION could have left intact.

FYI, this patch was included in the patch set to allow IMA to verify
the kexec kernel image appended signature on OpenPOWER.

-- 
thanks,

Mimi