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From: "Jason A. Donenfeld" <Jason@zx2c4.com>
To: Geert Uytterhoeven <geert@linux-m68k.org>,
	linux-m68k@lists.linux-m68k.org, linux-kernel@vger.kernel.org,
	Laurent Vivier <laurent@vivier.eu>
Subject: Re: [PATCH v4 3/3] m68k: generate new RNG seed on reboot
Date: Mon, 26 Sep 2022 15:13:01 +0200	[thread overview]
Message-ID: <CAHmME9qLcfT5Mjw1cudhA-zGaLUubkPCTF7trw1ek40==BwumQ@mail.gmail.com> (raw)
In-Reply-To: <20220926113754.1256358-3-Jason@zx2c4.com>

Hi Geert,

On Mon, Sep 26, 2022 at 1:38 PM Jason A. Donenfeld <Jason@zx2c4.com> wrote:
>
> Rather than rebooting into a system with no entropy, regenerate the RNG
> seed before rebooting, so that the new system has a fresh seed.
>
> Fixes: a1ee38ab1a75 ("m68k: virt: Use RNG seed from bootinfo block")
> Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>

Laurent made a compelling case *against* this approach. So feel free
to drop this 3/3 patch. However, 1/3 and 2/3 should still be
committed.

Thanks,
Jason

  reply	other threads:[~2022-09-26 14:48 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-09-26 11:37 [PATCH v4 1/3] m68k: process bootinfo records before saving them Jason A. Donenfeld
2022-09-26 11:37 ` [PATCH v4 2/3] m68k: rework BI_VIRT_RNG_SEED as BI_RNG_SEED Jason A. Donenfeld
2022-09-26 11:37 ` [PATCH v4 3/3] m68k: generate new RNG seed on reboot Jason A. Donenfeld
2022-09-26 13:13   ` Jason A. Donenfeld [this message]
2022-09-27 13:09     ` Jason A. Donenfeld

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