From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [Bugme-new] [Bug 30462] New: High cpu usage when someone sends many ipv6 udp packages Date: Fri, 04 Mar 2011 17:21:57 -0800 (PST) Message-ID: <20110304.172157.48483962.davem@davemloft.net> References: <20110304171506.0e27cde1.akpm@linux-foundation.org> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org, bugzilla-daemon@bugzilla.kernel.org, bugme-daemon@bugzilla.kernel.org, ernstp@gmail.com To: akpm@linux-foundation.org Return-path: Received: from 74-93-104-97-Washington.hfc.comcastbusiness.net ([74.93.104.97]:42174 "EHLO sunset.davemloft.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752178Ab1CEBVU (ORCPT ); Fri, 4 Mar 2011 20:21:20 -0500 In-Reply-To: <20110304171506.0e27cde1.akpm@linux-foundation.org> Sender: netdev-owner@vger.kernel.org List-ID: From: Andrew Morton Date: Fri, 4 Mar 2011 17:15:06 -0800 >> The following ipv6 related changes were introduced between -rc2 and -rc3 that I >> can see. The "Revert 'administrative down' address handling changes." looked >> big... >> ipv6: Always clone offlink routes. >> ipv6: Revert 'administrative down' address handling changes. Can we narrow it down to which of those two changes introduced the regression? We have another issue, still open, which is caused by the first change, so maybe try reverting that one first. Thanks.