linux-kernel - Re: [PATCH v2] kexec: Do not verify the signature without the lockdown or mandatory signature

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Message-ID: <20200602114548.2yevcdfsho4it75u@dwarf.suse.cz>
Date:   Tue, 2 Jun 2020 13:45:48 +0200
From:   Jiri Bohac <jbohac@...e.cz>
To:     Lianbo Jiang <lijiang@...hat.com>
Cc:     linux-kernel@...r.kernel.org, kexec@...ts.infradead.org,
        akpm@...ux-foundation.org, ebiederm@...ssion.com,
        jmorris@...ei.org, mjg59@...gle.com, dyoung@...hat.com,
        bhe@...hat.com
Subject: Re: [PATCH v2] kexec: Do not verify the signature without the
 lockdown or mandatory signature

On Tue, Jun 02, 2020 at 12:59:52PM +0800, Lianbo Jiang wrote:
> So, here, let's simplify the logic to improve code readability. If the
> KEXEC_SIG_FORCE enabled or kexec lockdown enabled, signature verification
> is mandated. Otherwise, we lift the bar for any kernel image.
> 
> Signed-off-by: Lianbo Jiang <lijiang@...hat.com>

Reviewed-by: Jiri Bohac <jbohac@...e.cz>

-- 
Jiri Bohac <jbohac@...e.cz>
SUSE Labs, Prague, Czechia