From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: Extensible hashing and RCU Date: Wed, 21 Feb 2007 02:03:42 -0800 (PST) Message-ID: <20070221.020342.59655958.davem@davemloft.net> References: <20070221085608.GC1903@2ka.mipt.ru> <20070221.013440.39157749.davem@davemloft.net> <20070221095109.GA308@2ka.mipt.ru> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: medwards.linux@gmail.com, dada1@cosmosbay.com, akepner@sgi.com, linux@horizon.com, netdev@vger.kernel.org, bcrl@kvack.org To: johnpol@2ka.mipt.ru Return-path: Received: from 74-93-104-97-Washington.hfc.comcastbusiness.net ([74.93.104.97]:36852 "EHLO sunset.davemloft.net" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1161179AbXBUKDo (ORCPT ); Wed, 21 Feb 2007 05:03:44 -0500 In-Reply-To: <20070221095109.GA308@2ka.mipt.ru> Sender: netdev-owner@vger.kernel.org List-Id: netdev.vger.kernel.org From: Evgeniy Polyakov Date: Wed, 21 Feb 2007 12:51:09 +0300 > Linux route cache does not change $c (third parameter), and it _seems_ > that distribution for the random $a and $b is fair, while when $c is > formed over attacker's data, random per-boot $initval does not help. It is not only initialized per-boot, it is also regenerated every 10 minutes by default, via rt_secret_rebuild().