From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263475AbUGZN5m (ORCPT ); Mon, 26 Jul 2004 09:57:42 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262873AbUGZN5l (ORCPT ); Mon, 26 Jul 2004 09:57:41 -0400 Received: from ai181-26.aiinet.com ([205.245.181.26]:34944 "EHLO aiexchange.ai.aiinet.com") by vger.kernel.org with ESMTP id S265396AbUGZN5R convert rfc822-to-8bit (ORCPT ); Mon, 26 Jul 2004 09:57:17 -0400 X-MimeOLE: Produced By Microsoft Exchange V6.5.7226.0 Content-class: urn:content-classes:message MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 8BIT Subject: RE: [PATCH] get_random_bytes returns the same on every boot Date: Mon, 26 Jul 2004 09:57:10 -0400 Message-ID: X-MS-Has-Attach: X-MS-TNEF-Correlator: Thread-Topic: [PATCH] get_random_bytes returns the same on every boot Thread-Index: AcRwQ8wUAT76ixO3Rmym6D+yRq5zWQC0/K6Q From: "Eble, Dan" To: "Balint Marton" Cc: , Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Balint Marton wrote: > At boot time, get_random_bytes always returns the same > random data, as if there were a constant random seed. > packet with always the same transaction ID. (If you have > more than one computers, and they are booting at the > same time, then this is a big problem) If many systems are booting at the same time, is seeding with the system time really an appropriate solution? Shouldn't some system-specific value also contribute to the randomization?