From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:40428) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VCRvT-0007ag-Vo for qemu-devel@nongnu.org; Thu, 22 Aug 2013 06:15:44 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1VCRvK-0000Pv-7R for qemu-devel@nongnu.org; Thu, 22 Aug 2013 06:15:35 -0400 Sender: Paolo Bonzini Message-ID: <5215DF72.1040308@redhat.com> Date: Thu, 22 Aug 2013 11:52:50 +0200 From: Paolo Bonzini MIME-Version: 1.0 References: <1377086477-19553-1-git-send-email-pbonzini@redhat.com> <5214DB87.6010305@redhat.com> <5214DD8B.2020803@redhat.com> <5215CDFB.7000201@redhat.com> <5215D7B0.5090500@redhat.com> <20130822093728.GA25165@redhat.com> In-Reply-To: <20130822093728.GA25165@redhat.com> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [PATCH] vl: allow "cont" from panicked state List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: "Michael S. Tsirkin" Cc: pkrempa@redhat.com, marcel.a@redhat.com, libvir-list@redhat.com, hutao@cn.fujitsu.com, qemu-devel@nongnu.org, qemu-stable@nongnu.org, rhod@redhat.com, kraxel@redhat.com, anthony@codemonkey.ws, lcapitulino@redhat.com, Laszlo Ersek , afaerber@suse.de Il 22/08/2013 11:37, Michael S. Tsirkin ha scritto: >> No, you're not misunderstanding the discussion. >> >> Depending on the priorities of the pvpanic and legacy-DMA regions, it >> would break DMA channel 0. Channel 0 is (was) used for DRAM refresh, so >> it should not have any visible effect. However, it may not be entirely >> disabling pvpanic, just making it mostly invisible. >> >> Paolo > > Ugh. > > And now that Paolo pointed out that nothing terrible > happens even when migrating from host with pvpanic > enabled to host with pvpanic disabled, I'm inclined > to think we should just disable pvpanic in 1.5.X. > > Thoughts? You'd obviously have no objection from me. Paolo