From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:59411) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UQFRs-0006Cj-9m for qemu-devel@nongnu.org; Thu, 11 Apr 2013 07:13:51 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1UQFRp-0000xu-DB for qemu-devel@nongnu.org; Thu, 11 Apr 2013 07:13:48 -0400 Received: from mx1.redhat.com ([209.132.183.28]:47971) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UQFRp-0000xj-5f for qemu-devel@nongnu.org; Thu, 11 Apr 2013 07:13:45 -0400 Date: Thu, 11 Apr 2013 14:13:29 +0300 From: "Michael S. Tsirkin" Message-ID: <20130411111329.GA21714@redhat.com> References: <1365632901-15470-1-git-send-email-mrhines@linux.vnet.ibm.com> <1365632901-15470-11-git-send-email-mrhines@linux.vnet.ibm.com> <20130411073843.GB19601@redhat.com> <51667FEE.903@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <51667FEE.903@redhat.com> Subject: Re: [Qemu-devel] [RFC PATCH RDMA support v1: 10/13] introduce new command migrate_check_for_zero List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Paolo Bonzini Cc: aliguori@us.ibm.com, qemu-devel@nongnu.org, mrhines@linux.vnet.ibm.com, owasserm@redhat.com, abali@us.ibm.com, mrhines@us.ibm.com, gokul@us.ibm.com On Thu, Apr 11, 2013 at 11:18:38AM +0200, Paolo Bonzini wrote: > Il 11/04/2013 09:38, Michael S. Tsirkin ha scritto: > > On Wed, Apr 10, 2013 at 06:28:18PM -0400, mrhines@linux.vnet.ibm.com wrote: > >> From: "Michael R. Hines" > >> > >> This allows the user to disable zero page checking during migration > >> > >> Signed-off-by: Michael R. Hines > > > > IMO this knob is too low level to expose to management. > > Why not disable this automatically when migrating with rdma? > > Thinking more about it, I'm not sure why it is important to disable it. This just illustrates the point. There's no place for such low level knobs in the management interface. -- MST