Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757944Ab1COObo (ORCPT ); Tue, 15 Mar 2011 10:31:44 -0400 Received: from router-fw.net-space.pl ([89.174.63.77]:34532 "EHLO router-fw.net-space.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757799Ab1COObn (ORCPT ); Tue, 15 Mar 2011 10:31:43 -0400 Date: Tue, 15 Mar 2011 15:29:57 +0100 From: Daniel Kiper To: Stefano Stabellini Cc: Daniel Kiper , Ian Campbell , "akpm@linux-foundation.org" , "andi.kleen@intel.com" , "haicheng.li@linux.intel.com" , "fengguang.wu@intel.com" , "jeremy@goop.org" , "konrad.wilk@oracle.com" , Dan Magenheimer , "v.tolstov@selfip.ru" , "pasik@iki.fi" , "dave@linux.vnet.ibm.com" , "wdauchy@gmail.com" , "rientjes@google.com" , "xen-devel@lists.xensource.com" , "linux-kernel@vger.kernel.org" , "linux-mm@kvack.org" Subject: Re: [PATCH R4 0/7] xen/balloon: Memory hotplug support for Xen balloon driver Message-ID: <20110315142957.GB12730@router-fw-old.local.net-space.pl> References: <20110308214429.GA27331@router-fw-old.local.net-space.pl> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.3.28i Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1960 Lines: 46 On Wed, Mar 09, 2011 at 02:01:25PM +0000, Stefano Stabellini wrote: > On Tue, 8 Mar 2011, Daniel Kiper wrote: > > Hi, > > > > I am sending next version of memory hotplug > > support for Xen balloon driver patch. It applies > > to Linus' git tree, v2.6.38-rc8 tag. Most of > > suggestions were taken into account. Thanks for > > everybody who tested and/or sent suggestions > > to my work. > > > > There are a few prerequisite patches which fixes > > some problems found during work on memory hotplug > > patch or add some futures which are needed by > > memory hotplug patch. > > > > Full list of fixes/futures: > > - xen/balloon: Removal of driver_pages, > > - xen/balloon: HVM mode support, > > - xen/balloon: Migration from mod_timer() to schedule_delayed_work(), > > - xen/balloon: Protect against CPU exhaust by event/x process, > > - xen/balloon: Minor notation fixes, > > - mm: Extend memory hotplug API to allow memory hotplug in virtual guests, > > - xen/balloon: Memory hotplug support for Xen balloon driver. > > > > Additionally, I suggest to apply patch prepared by Steffano Stabellini > > (https://lkml.org/lkml/2011/1/31/232) which fixes memory management > > issue in Xen guest. I was not able boot guest machine without > > above mentioned patch. > > after some discussions we came up with a different approach to fix the > issue; I sent a couple of patches a little while ago: > > https://lkml.org/lkml/2011/2/28/410 I tested git://xenbits.xen.org/people/sstabellini/linux-pvhvm.git 2.6.38-tip-fixes and it works on x86_64, however, it does not work on i386. Tested as unprivileged guest on Xen Ver. 4.1.0-rc2-pre. On i386 domain crashes silently at early boot stage :-(((. Daniel -- 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/