Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755289AbXJ2Xp6 (ORCPT ); Mon, 29 Oct 2007 19:45:58 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752844AbXJ2Xpp (ORCPT ); Mon, 29 Oct 2007 19:45:45 -0400 Received: from netops-testserver-4-out.sgi.com ([192.48.171.29]:54064 "EHLO relay.sgi.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1754465AbXJ2Xpn (ORCPT ); Mon, 29 Oct 2007 19:45:43 -0400 Date: Mon, 29 Oct 2007 16:45:42 -0700 (PDT) From: Christoph Lameter X-X-Sender: clameter@schroedinger.engr.sgi.com To: Mathieu Desnoyers cc: linux-kernel@vger.kernel.org, Randy Dunlap , Sam Ravnborg , Jens Axboe , Prasanna S Panchamukhi , Ananth N Mavinakayanahalli , Anil S Keshavamurthy , "David S. Miller" , Ingo Molnar , Peter Zijlstra , Philippe Elie , Linus Torvalds , "William L. Irwin" , Arjan van de Ven , Christoph Lameter Subject: Re: [RFC] Create instrumentation directory (git repository) In-Reply-To: <20071029234012.GB19413@Krystal> Message-ID: References: <20071029215138.GA4233@Krystal> <20071029234012.GB19413@Krystal> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1106 Lines: 32 On Mon, 29 Oct 2007, Mathieu Desnoyers wrote: > * Christoph Lameter (clameter@sgi.com) wrote: > > On Mon, 29 Oct 2007, Mathieu Desnoyers wrote: > > > > > vm/vmstat.c > > > > The vm statistics are important for the operation of the VM. They are not > > optional. So I do not think that they fall under the category of > > instrumentation. > > But I guess vm stats can be useful to others; a kernel tracer for > instance ? Yes. > Putting stuff in instrumentation/ by no way means that it becomes > optional for a subsystem, but merely that it could either export > information useful for kernel instrumentation or have some > infrastructure parts merged with others. The vm statistics are intricately connected with other mm code. Best leave it where it is. The other instrumentation is something that is put in particularly for gaining statistics. - 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/