From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:40329) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cBM2T-0004Ga-DZ for qemu-devel@nongnu.org; Mon, 28 Nov 2016 08:32:10 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cBM2O-00077k-HY for qemu-devel@nongnu.org; Mon, 28 Nov 2016 08:32:09 -0500 Received: from mx1.redhat.com ([209.132.183.28]:59082) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1cBM2O-00077c-CG for qemu-devel@nongnu.org; Mon, 28 Nov 2016 08:32:04 -0500 From: "Dr. David Alan Gilbert (git)" Date: Mon, 28 Nov 2016 13:31:59 +0000 Message-Id: <20161128133201.16104-1-dgilbert@redhat.com> Subject: [Qemu-devel] [PATCH 0/2] pcspk migration compatibility List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org, kraxel@redhat.com, quintela@redhat.com, amit.shah@redhat.com, pavel.dovgaluk@ispras.ru From: "Dr. David Alan Gilbert" Hi, 39c88f56 added VMState for pcspk but turned it on for all machine types, this breaks backwards compatibility to older machine types. If this is too late for 2.8 then I suggest we take the 1st of these two patches, which just makes it a property to flip for those of us who need it. Adding the 2nd patch after 2.8 might cause problems for people using 2.8 with 2.7 machine type. Dave Dr. David Alan Gilbert (2): migration/pcspk: Add a property to state if pcspk is migrated migration/pcspk: Turn migration of pcspk off for 2.7 and older hw/audio/pcspk.c | 10 ++++++++++ include/hw/i386/pc.h | 5 +++++ 2 files changed, 15 insertions(+) -- 2.9.3