Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760585AbWLFNJ7 (ORCPT ); Wed, 6 Dec 2006 08:09:59 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1760584AbWLFNJ7 (ORCPT ); Wed, 6 Dec 2006 08:09:59 -0500 Received: from emailhub.stusta.mhn.de ([141.84.69.5]:1818 "HELO mailout.stusta.mhn.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1760585AbWLFNJ6 (ORCPT ); Wed, 6 Dec 2006 08:09:58 -0500 Date: Wed, 6 Dec 2006 14:10:03 +0100 From: Adrian Bunk To: Norbert Kiesel Cc: Arjan van de Ven , linux-kernel@vger.kernel.org Subject: Re: Why is "Memory split" Kconfig option only for EMBEDDED? Message-ID: <20061206131003.GF24140@stusta.de> References: <1165405350.5954.213.camel@titan.tbdnetworks.com> <1165406299.3233.436.camel@laptopd505.fenrus.org> <1165407548.5954.224.camel@titan.tbdnetworks.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1165407548.5954.224.camel@titan.tbdnetworks.com> User-Agent: Mutt/1.5.13 (2006-08-11) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1696 Lines: 44 On Wed, Dec 06, 2006 at 01:19:08PM +0100, Norbert Kiesel wrote: > On Wed, 2006-12-06 at 12:58 +0100, Arjan van de Ven wrote: > > On Wed, 2006-12-06 at 12:42 +0100, Norbert Kiesel wrote: > > > Hi, > > > > > > I remember reading on LKML some time ago that using VMSPLIT_3G_OPT would > > > be optimal for a machine with exactly 1GB memory (like my current > > > desktop). Why is that option only prompted for after selecting EMBEDDED > > > (which I normally don't select for desktop machines > > > > because it changes the userspace ABI and has some other caveats.... this > > is not something you should muck with lightly > > > > Hmm, but it's also marked EXPERIMENTAL. Would that not be the > sufficient? Assuming I don't use any external/binary drivers and a > self-compiled kernel w//o any additional patches: is there really any > downside? - Wine doesn't work (I'm not sure about VMSPLIT_3G_OPT, but VMSPLIT_2G definitely breaks Wine) - AFAIR some people reported problems with some Java programs after fiddling with the vmsplit options EMBEDDED isn't exactly the right way to hide it, but the vmsplit options aren't something you can safely change. > cu Adrian -- "Is there not promise of rain?" Ling Tan asked suddenly out of the darkness. There had been need of rain for many days. "Only a promise," Lao Er said. Pearl S. Buck - Dragon Seed - 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/