From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([140.186.70.92]:45183) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1QrBKe-0005L7-Ub for qemu-devel@nongnu.org; Wed, 10 Aug 2011 12:08:41 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1QrBKZ-0001zo-UJ for qemu-devel@nongnu.org; Wed, 10 Aug 2011 12:08:36 -0400 Received: from mx1.redhat.com ([209.132.183.28]:35810) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1QrBKZ-0001z6-L5 for qemu-devel@nongnu.org; Wed, 10 Aug 2011 12:08:31 -0400 Message-ID: <4E42ACF9.3040101@redhat.com> Date: Wed, 10 Aug 2011 19:08:25 +0300 From: Avi Kivity MIME-Version: 1.0 References: <4E3FF6AE.8030004@redhat.com> <4E3FF705.9080009@redhat.com> <4E3FFC7A.3090000@codemonkey.ws> <4E3FFD76.4010804@redhat.com> <4E400C78.1020104@codemonkey.ws> <4E40147E.2080403@redhat.com> <4E401504.7080309@codemonkey.ws> <4E429FE6.4060408@redhat.com> <4E42AABB.3020306@codemonkey.ws> In-Reply-To: <4E42AABB.3020306@codemonkey.ws> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [PATCH v4] XBZRLE delta for live migration of large memory apps List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Anthony Liguori Cc: Blue Swirl , Stefan Hajnoczi , "Shribman, Aidan" , qemu-devel Developers On 08/10/2011 06:58 PM, Anthony Liguori wrote: >> I don't think we should couple the two features together. > > > ASN.1 is orthogonal to capabilities. > > Capabilities are a hard requirement before merging any new type of > compression algorithm IMO. Right now we have capabilties in the form of -help output. If -help says -no-xzbrle disable xzbrle support (or -migration-compression xzbrle=off, or something) that's sufficient for management tools. We shouldn't block this feature just because some monitor facility is not yet implemented. -- error compiling committee.c: too many arguments to function