From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Zhang, Yang Z" Subject: Re: Discussion on whether to continue with the patches for Xen 4.5 Re: [v6][PATCH 2/2] xen:vtd: missing RMRR mapping while share EPT Date: Tue, 30 Sep 2014 02:56:23 +0000 Message-ID: References: <542017E80200007800036D1E@mail.emea.novell.com> <5420D357.1060202@intel.com> <5422A08C020000780003814F@mail.emea.novell.com> <5423E98E0200007800038C27@mail.emea.novell.com> <20140925141215.GC20089@laptop.dumpdata.com> <54244D7402000078000390F2@mail.emea.novell.com> <20140926135529.GG30097@laptop.dumpdata.com> <20140929161405.GB32528@laptop.dumpdata.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20140929161405.GB32528@laptop.dumpdata.com> Content-Language: en-US List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: Konrad Rzeszutek Wilk Cc: "Chen, Tiejun" , "Tian, Kevin" , "paul.durrant@citrix.com" , Jan Beulich , "xen-devel@lists.xen.org" List-Id: xen-devel@lists.xenproject.org Konrad Rzeszutek Wilk wrote on 2014-09-30: >> Qemu-traditional + Xen 4.5 + RMRR patchset will work. >> >>> all of those patches be tested/reviewed/posted by Oct 13th? >>> >>> As in, is this patchset the last piece of the puzzle? >>> >>> And by tested I mean with the passthrough and without, and with >>> various size guests doing migrations (without devices) multiple >>> times (say ten) - and 32 or 64 bit. The QA matrix means at least 8 >>> variations (32/64 - with PCIe passthrough, and without, 2GB or 8GB >>> or 12GB) by my reckoning. >> >> I am not sure whether we can catch Oct 13th. Does this means those >> patch > will not be accepted by you if we cannot catch Oct 13th? > > Before today I would have said no - as I think the rework of these > patches, the addition of a new hypervisor, review, etc in four days > would be highly unlikely - and that meant you would be so busy working > towards a deadline and very likely missing it. > > But we are slipping the schedule due to another issue so the RC0 will > move from October 15th to October 25th. > > That means you will have some breathing room to work this out. Yes, it is good news to us but maybe bad news to you. :) > > So lets see those patches and then evaluate them case-by-case basis. > Naturally before even I can give an exception on them - they have to > be OK with the maintainers. > > And tested quite extensively. >> >>> >>> Sorry for being so aggressive about the testing part but I am very >>> adverse to regressions - as they have bit me in the past and left >>> me with an strong aversion to them. >> >> >> Best regards, >> Yang >> >> Best regards, Yang