Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932199AbZD3PgX (ORCPT ); Thu, 30 Apr 2009 11:36:23 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1762997AbZD3PfX (ORCPT ); Thu, 30 Apr 2009 11:35:23 -0400 Received: from smtp.ultrahosting.com ([74.213.174.254]:42996 "EHLO smtp.ultrahosting.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1763429AbZD3PfV (ORCPT ); Thu, 30 Apr 2009 11:35:21 -0400 Date: Thu, 30 Apr 2009 11:25:39 -0400 (EDT) From: Christoph Lameter X-X-Sender: cl@qirst.com To: Ingo Molnar cc: Mathieu Desnoyers , Linus Torvalds , Andrew Morton , Nick Piggin , KOSAKI Motohiro , Peter Zijlstra , thomas.pi@arcor.dea, Yuriy Lalym , Linux Kernel Mailing List , ltt-dev@lists.casi.polymtl.ca, Tejun Heo Subject: Re: [PATCH] Fix dirty page accounting in redirty_page_for_writepage() In-Reply-To: <20090430150142.GC20580@elte.hu> Message-ID: References: <20090429232546.GB15782@Krystal> <20090430024303.GB19875@Krystal> <20090430133859.GB8329@elte.hu> <20090430141446.GD14696@elte.hu> <20090430143819.GF14696@elte.hu> <20090430150142.GC20580@elte.hu> User-Agent: Alpine 1.10 (DEB 962 2008-03-14) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1233 Lines: 25 On Thu, 30 Apr 2009, Ingo Molnar wrote: > Could you cite a specific example / situation where you'd use __xxx > ops? Well the cpu alloc v3 patchset (already cited) included numerous locations. Sure wish we could move much of the core stats over to percpu ops. Here is a list of some stats patches that do not need irq disable. http://article.gmane.org/gmane.linux.kernel.cross-arch/1128 http://article.gmane.org/gmane.linux.kernel.cross-arch/1132 http://article.gmane.org/gmane.linux.kernel.cross-arch/1134 http://article.gmane.org/gmane.linux.kernel.cross-arch/1138 http://article.gmane.org/gmane.linux.kernel.cross-arch/1139 http://article.gmane.org/gmane.linux.kernel.cross-arch/1145 VM stats http://article.gmane.org/gmane.linux.kernel.cross-arch/1160 NFS stats http://article.gmane.org/gmane.linux.kernel.cross-arch/1161 Genhd stats http://article.gmane.org/gmane.linux.kernel.cross-arch/1163 Socket inuse counter http://article.gmane.org/gmane.linux.kernel.cross-arch/1164 SRCU -- 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/