Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1767611AbXEDGe6 (ORCPT ); Fri, 4 May 2007 02:34:58 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1767678AbXEDGe5 (ORCPT ); Fri, 4 May 2007 02:34:57 -0400 Received: from holomorphy.com ([66.93.40.71]:39300 "EHLO holomorphy.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1767611AbXEDGe5 (ORCPT ); Fri, 4 May 2007 02:34:57 -0400 Date: Thu, 3 May 2007 23:35:34 -0700 From: William Lee Irwin III To: Christoph Lameter Cc: akpm@linux-foundation.org, linux-kernel@vger.kernel.org Subject: Re: Remove constructor from buffer_head Message-ID: <20070504063534.GX19966@holomorphy.com> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Organization: The Domain of Holomorphy User-Agent: Mutt/1.5.13 (2006-08-11) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 685 Lines: 17 On Thu, May 03, 2007 at 08:08:41PM -0700, Christoph Lameter wrote: > Performance tests show a slight improvements in netperf (not a > strong case for a performance improvement but removing the > constructor has definitely no negative impact so why keep > this around?). Cache effects are not so easily visible. Cache profile results from more realistic workloads (e.g. major macrobenchmarks) are more appropriate for gauging this. -- wli - 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/