Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261291AbUKTIZw (ORCPT ); Sat, 20 Nov 2004 03:25:52 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261270AbUKTIZw (ORCPT ); Sat, 20 Nov 2004 03:25:52 -0500 Received: from holomorphy.com ([207.189.100.168]:6532 "EHLO holomorphy.com") by vger.kernel.org with ESMTP id S261188AbUKTIZq (ORCPT ); Sat, 20 Nov 2004 03:25:46 -0500 Date: Sat, 20 Nov 2004 00:25:36 -0800 From: William Lee Irwin III To: Nick Piggin Cc: Linus Torvalds , Christoph Lameter , akpm@osdl.org, Benjamin Herrenschmidt , Hugh Dickins , linux-mm@kvack.org, linux-ia64@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: page fault scalability patch V11 [0/7]: overview Message-ID: <20041120082536.GQ2714@holomorphy.com> References: <419EC205.5030604@yahoo.com.au> <20041120042340.GJ2714@holomorphy.com> <419EC829.4040704@yahoo.com.au> <20041120053802.GL2714@holomorphy.com> <419EDB21.3070707@yahoo.com.au> <20041120062341.GM2714@holomorphy.com> <419EE911.20205@yahoo.com.au> <20041120071514.GO2714@holomorphy.com> <419EF257.8010103@yahoo.com.au> <419EF8F2.1050909@yahoo.com.au> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <419EF8F2.1050909@yahoo.com.au> Organization: The Domain of Holomorphy User-Agent: Mutt/1.5.6+20040722i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1024 Lines: 23 Nick Piggin wrote: >> OK then put a touch_nmi_watchdog in there if you must. On Sat, Nov 20, 2004 at 06:57:38PM +1100, Nick Piggin wrote: > Duh, there is one in there :\ > Still, that doesn't really say much about a normal tasklist traversal > because this thing will spend ages writing stuff to serial console. > Now I know going over the whole tasklist is crap. Anything O(n) for > things like this is crap. I happen to just get frustrated to see > concessions being made to support more efficient /proc access. I know > you are one of the ones who has to deal with the practical realities > of that though. Sigh. Well try to bear with me... :| I sure as Hell don't have any interest in /proc/ in and of itself, but this stuff does really bite people, and hard, too. -- 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/