Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755549AbZCRVEP (ORCPT ); Wed, 18 Mar 2009 17:04:15 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752681AbZCRVDy (ORCPT ); Wed, 18 Mar 2009 17:03:54 -0400 Received: from 74-93-104-97-Washington.hfc.comcastbusiness.net ([74.93.104.97]:54869 "EHLO sunset.davemloft.net" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1752462AbZCRVDx (ORCPT ); Wed, 18 Mar 2009 17:03:53 -0400 Date: Wed, 18 Mar 2009 14:03:40 -0700 (PDT) Message-Id: <20090318.140340.55290859.davem@davemloft.net> To: andi@firstfloor.org Cc: vernux@us.ibm.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-rt-users@vger.kernel.org Subject: Re: High contention on the sk_buff_head.lock From: David Miller In-Reply-To: <87prge1rhu.fsf@basil.nowhere.org> References: <49C12E64.1000301@us.ibm.com> <87prge1rhu.fsf@basil.nowhere.org> X-Mailer: Mew version 6.1 on Emacs 22.1 / Mule 5.0 (SAKAKI) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 711 Lines: 18 From: Andi Kleen Date: Wed, 18 Mar 2009 21:54:37 +0100 > But then again I'm not sure it's worth it if the problem only > happens in out of tree RT. The list of problems that only show up with the RT kernel seems to be constantly increasing, but honestly is very surprising to me. I don't understand why we even need to be concerned about this stuff upstream, to be honest. Please reproduce this in the vanilla kernel, then get back to us. -- 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/