Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262573AbVA0KsV (ORCPT ); Thu, 27 Jan 2005 05:48:21 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262557AbVA0KmL (ORCPT ); Thu, 27 Jan 2005 05:42:11 -0500 Received: from main.gmane.org ([80.91.229.2]:33001 "EHLO main.gmane.org") by vger.kernel.org with ESMTP id S262563AbVA0Kd3 (ORCPT ); Thu, 27 Jan 2005 05:33:29 -0500 X-Injected-Via-Gmane: http://gmane.org/ To: linux-kernel@vger.kernel.org From: Nuutti Kotivuori Subject: Re: [Xen-devel] Re: [XEN] using shmfs for swapspace Date: Thu, 27 Jan 2005 12:33:10 +0200 Organization: Ye 'Ol Disorganized NNTPCache groupie Message-ID: <87brbb9n6h.fsf@aka.i.naked.iki.fi> References: <20050102162652.GA12268@lkcl.net> <200501050111.59072.arnd@arndb.de> <200501262056.50981.maw48@cl.cam.ac.uk> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Complaints-To: usenet@sea.gmane.org X-Gmane-NNTP-Posting-Host: naked.iki.fi User-Agent: Gnus/5.1007 (Gnus v5.10.7) XEmacs/21.4 (Corporate Culture, linux) Cancel-Lock: sha1:yAMwwyOpYkm41O5APJRt7d90230= Cache-Post-Path: aka.i.naked.iki.fi!unknown@aka.i.naked.iki.fi X-Cache: nntpcache 3.0.1 (see http://www.nntpcache.org/) Cc: xen-devel@lists.sourceforge.net Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 779 Lines: 15 Mark Williamson wrote: > If multiple platforms want to do this, we could refactor the code so > that the core of the balloon driver can be used in multiple archs. > We could have an arch_release/request_memory() that the core balloon > driver can call into to actually return memory to the VMM. This is also a thing that the UML project would probably be interested in. As a generalization though, what is needed is hot-pluggable memory in Linux kernel. Satisfies Xen, UML and any physical implementations at some point. -- Naked - 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/