From mboxrd@z Thu Jan 1 00:00:00 1970 From: maxime.ripard@free-electrons.com (Maxime Ripard) Date: Mon, 24 Oct 2016 22:10:20 +0200 Subject: [PATCH] nvmem: sunxi-sid: SID content is not a valid source of randomness In-Reply-To: <1477144408-15896-1-git-send-email-clabbe.montjoie@gmail.com> References: <1477144408-15896-1-git-send-email-clabbe.montjoie@gmail.com> Message-ID: <20161024201020.h6akyqad2o42xkhq@lukather> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Sat, Oct 22, 2016 at 03:53:28PM +0200, Corentin Labbe wrote: > Since SID's content is constant over reboot, That's not true, at least not across all the Allwinner SoCs, and especially not on the A10 and A20 that this driver supports. > it must not be used as source of randomness. And I don't think that's true either. A constant entropy provider will not add any entropy, but will not remove any, would it? Maxime -- Maxime Ripard, Free Electrons Embedded Linux and Kernel engineering http://free-electrons.com -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 801 bytes Desc: not available URL: