linux-kernel - Re: [PATCH v6 2/3] fdt: add support for rng-seed

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Message-ID: <CAL_Jsq+RTpRkn22RDTQe9De9se3suoM1ZrYH=Nk8aOKZuJLdGg@mail.gmail.com>
Date:   Wed, 12 Jun 2019 11:02:39 -0600
From:   Rob Herring <robh+dt@...nel.org>
To:     Hsin-Yi Wang <hsinyi@...omium.org>
Cc:     "moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" 
        <linux-arm-kernel@...ts.infradead.org>, devicetree@...r.kernel.org,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Frank Rowand <frowand.list@...il.com>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will.deacon@....com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Mike Rapoport <rppt@...ux.ibm.com>,
        Ard Biesheuvel <ard.biesheuvel@...aro.org>,
        Miles Chen <miles.chen@...iatek.com>,
        James Morse <james.morse@....com>,
        Andrew Murray <andrew.murray@....com>,
        Mark Rutland <mark.rutland@....com>,
        Jun Yao <yaojun8558363@...il.com>, Yu Zhao <yuzhao@...gle.com>,
        Robin Murphy <robin.murphy@....com>,
        Laura Abbott <labbott@...hat.com>,
        Stephen Boyd <swboyd@...omium.org>,
        Kees Cook <keescook@...omium.org>
Subject: Re: [PATCH v6 2/3] fdt: add support for rng-seed

On Tue, Jun 11, 2019 at 10:34 PM Hsin-Yi Wang <hsinyi@...omium.org> wrote:
>
> Introducing a chosen node, rng-seed, which is an entropy that can be
> passed to kernel called very early to increase initial device
> randomness. Bootloader should provide this entropy and the value is
> read from /chosen/rng-seed in DT.
>
> Signed-off-by: Hsin-Yi Wang <hsinyi@...omium.org>
> Reviewed-by: Stephen Boyd <swboyd@...omium.org>
> ---
> change log v5->v6:
> * remove Documentation change
> ---
>  drivers/of/fdt.c | 10 ++++++++++
>  1 file changed, 10 insertions(+)

I assume this will go thru the arm64 tree.

Reviewed-by: Rob Herring <robh@...nel.org>