Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752922Ab3IJWGr (ORCPT ); Tue, 10 Sep 2013 18:06:47 -0400 Received: from mail-oa0-f42.google.com ([209.85.219.42]:55344 "EHLO mail-oa0-f42.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751261Ab3IJWGm (ORCPT ); Tue, 10 Sep 2013 18:06:42 -0400 Message-ID: <522F97EF.5050303@gmail.com> Date: Tue, 10 Sep 2013 17:06:39 -0500 From: Rob Herring User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130803 Thunderbird/17.0.8 MIME-Version: 1.0 To: Linus Torvalds CC: Tim Bird , Grant Likely , Linux Kernel Mailing List , "devicetree@vger.kernel.org" , Anton Blanchard Subject: Re: [GIT PULL] Device tree updates for v3.12 References: In-Reply-To: X-Enigmail-Version: 1.5.2 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 941 Lines: 22 On 09/10/2013 04:44 PM, Linus Torvalds wrote: > On Tue, Sep 10, 2013 at 2:39 PM, Tim Bird wrote: >> >> Well, I'm not sure how many bits of randomness this will add anyway. >> The way we're using device tree, we get the same values every boot, on >> all instances of the same phone model. So this seems of little value. > > If I recall correctly, somebody said that things like ethernet MAC > addresses etc sometimes come from DT. Is my memory going, or is that > true but very rare? It is true and fairly common. You can also have serial numbers in the DT, but that is more rare. The bootloader will also add the kernel command line, initrd start and end addresses. Rob -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/