From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pf0-f198.google.com (mail-pf0-f198.google.com [209.85.192.198]) by kanga.kvack.org (Postfix) with ESMTP id 4036F6B0261 for ; Wed, 7 Dec 2016 13:44:36 -0500 (EST) Received: by mail-pf0-f198.google.com with SMTP id 144so611549876pfv.5 for ; Wed, 07 Dec 2016 10:44:36 -0800 (PST) Received: from mga04.intel.com (mga04.intel.com. [192.55.52.120]) by mx.google.com with ESMTPS id a96si25112360pli.220.2016.12.07.10.44.35 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 07 Dec 2016 10:44:35 -0800 (PST) Subject: Re: [Qemu-devel] [PATCH kernel v5 0/5] Extend virtio-balloon for fast (de)inflating & fast live migration References: <1480495397-23225-1-git-send-email-liang.z.li@intel.com> <0b18c636-ee67-cbb4-1ba3-81a06150db76@redhat.com> <0b83db29-ebad-2a70-8d61-756d33e33a48@intel.com> <2171e091-46ee-decd-7348-772555d3a5e3@redhat.com> <20161207183817.GE28786@redhat.com> From: Dave Hansen Message-ID: <3954fe69-15ac-43eb-e14b-e2bfe976be33@intel.com> Date: Wed, 7 Dec 2016 10:44:31 -0800 MIME-Version: 1.0 In-Reply-To: <20161207183817.GE28786@redhat.com> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: Andrea Arcangeli Cc: David Hildenbrand , "Li, Liang Z" , "kvm@vger.kernel.org" , "mhocko@suse.com" , "mst@redhat.com" , "linux-kernel@vger.kernel.org" , "qemu-devel@nongnu.org" , "linux-mm@kvack.org" , "dgilbert@redhat.com" , "pbonzini@redhat.com" , "akpm@linux-foundation.org" , "virtualization@lists.linux-foundation.org" , "kirill.shutemov@linux.intel.com" On 12/07/2016 10:38 AM, Andrea Arcangeli wrote: >> > and leaves room for the bitmap size to be encoded as well, if we decide >> > we need a bitmap in the future. > How would a bitmap ever be useful with very large page-order? Please, guys. Read the patches. *Please*. The current code doesn't even _use_ a bitmap. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org