Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1161151AbXBAA6m (ORCPT ); Wed, 31 Jan 2007 19:58:42 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1161149AbXBAA6m (ORCPT ); Wed, 31 Jan 2007 19:58:42 -0500 Received: from smtp.osdl.org ([65.172.181.24]:34488 "EHLO smtp.osdl.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1161151AbXBAA6l (ORCPT ); Wed, 31 Jan 2007 19:58:41 -0500 Date: Wed, 31 Jan 2007 16:54:57 -0800 (PST) From: Linus Torvalds To: Nick Piggin cc: =?ISO-8859-1?Q?Pawe=C5_Sikora?= , Linux Kernel Mailing List , Christoph Hellwig , Pekka Enberg , "Siddha, Suresh B" , Martin Peschke , Andrew Morton , Adrian Bunk Subject: Re: Linux 2.6.20-rc7 In-Reply-To: <45C137F4.90303@yahoo.com.au> Message-ID: References: <45C05150.6000802@agmk.net> <200702010037.48472.pluto@agmk.net> <45C137F4.90303@yahoo.com.au> 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: 707 Lines: 20 On Thu, 1 Feb 2007, Nick Piggin wrote: > > We could make them both unsigned, and _add_ everything to min rather than > subtracting from free_pages? Yeah, that's the right thing to do, probably. However, since we do that "min >>=1" thing, we'd have to do that to a separate "correction" factor (also unsigned). No worth it for 2.6.20. I just reverted it. But feel free to send the fixed/updated micro-optimization after 2.6.20 has been released.. Linus - 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/