From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263731AbTJORa7 (ORCPT ); Wed, 15 Oct 2003 13:30:59 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263732AbTJORa7 (ORCPT ); Wed, 15 Oct 2003 13:30:59 -0400 Received: from fw.osdl.org ([65.172.181.6]:50109 "EHLO mail.osdl.org") by vger.kernel.org with ESMTP id S263731AbTJORa5 (ORCPT ); Wed, 15 Oct 2003 13:30:57 -0400 Date: Wed, 15 Oct 2003 10:34:31 -0700 From: Andrew Morton To: Martin Waitz Cc: anton@samba.org, wli@holomorphy.com, linux-kernel@vger.kernel.org Subject: Re: mem=16MB laptop testing Message-Id: <20031015103431.3bf1dfea.akpm@osdl.org> In-Reply-To: <20031015133231.GK9850@admingilde.org> References: <20031014105514.GH765@holomorphy.com> <20031014045614.22ea9c4b.akpm@osdl.org> <20031014121753.GA610@krispykreme> <20031014053154.469255e5.akpm@osdl.org> <20031014124457.GB610@krispykreme> <20031014164004.5f698467.akpm@osdl.org> <20031015133231.GK9850@admingilde.org> X-Mailer: Sylpheed version 0.9.4 (GTK+ 1.2.10; i686-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Martin Waitz wrote: > > On Tue, Oct 14, 2003 at 04:40:04PM -0700, Andrew Morton wrote: > > + * min_free_kbytes = lowmem_kbytes / sqrt(lowmem_kbytes) > > you do have a strange sqrt here ;) You're the fifth person to tell me that. Is this linux-kernel or linux-math? Turns out that the int_sqrt() I stole from oom-kill.c appears to get wrong numbers anyway. I'll probably steal fb_sqrt(), which appears to get correct numbers and consolidate it all...