From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:48313) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bxdZP-0000el-1M for qemu-devel@nongnu.org; Fri, 21 Oct 2016 13:25:27 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bxdZL-00021G-UI for qemu-devel@nongnu.org; Fri, 21 Oct 2016 13:25:27 -0400 Received: from mga03.intel.com ([134.134.136.65]:47779) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1bxdZL-00020j-M2 for qemu-devel@nongnu.org; Fri, 21 Oct 2016 13:25:23 -0400 References: <1477031080-12616-1-git-send-email-liang.z.li@intel.com> From: Dave Hansen Message-ID: <580A4F81.60201@intel.com> Date: Fri, 21 Oct 2016 10:25:21 -0700 MIME-Version: 1.0 In-Reply-To: <1477031080-12616-1-git-send-email-liang.z.li@intel.com> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [RESEND PATCH v3 kernel 0/7] Extend virtio-balloon for fast (de)inflating & fast live migration List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Liang Li , mst@redhat.com Cc: linux-kernel@vger.kernel.org, virtualization@lists.linux-foundation.org, linux-mm@kvack.org, virtio-dev@lists.oasis-open.org, kvm@vger.kernel.org, qemu-devel@nongnu.org, quintela@redhat.com, dgilbert@redhat.com, pbonzini@redhat.com, cornelia.huck@de.ibm.com, amit.shah@redhat.com On 10/20/2016 11:24 PM, Liang Li wrote: > Dave Hansen suggested a new scheme to encode the data structure, > because of additional complexity, it's not implemented in v3. So, what do you want done with this patch set? Do you want it applied as-is so that we can introduce a new host/guest ABI that we must support until the end of time? Then, we go back in a year or two and add the newer format that addresses the deficiencies that this ABI has with a third version?