From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1MPJVh-0007kR-W7 for qemu-devel@nongnu.org; Fri, 10 Jul 2009 13:03:46 -0400 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1MPJVd-0007j1-3u for qemu-devel@nongnu.org; Fri, 10 Jul 2009 13:03:45 -0400 Received: from [199.232.76.173] (port=55786 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1MPJVc-0007iy-TB for qemu-devel@nongnu.org; Fri, 10 Jul 2009 13:03:40 -0400 Received: from e9.ny.us.ibm.com ([32.97.182.139]:42381) by monty-python.gnu.org with esmtps (TLS-1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.60) (envelope-from ) id 1MPJVb-00087X-Il for qemu-devel@nongnu.org; Fri, 10 Jul 2009 13:03:39 -0400 Received: from d01relay04.pok.ibm.com (d01relay04.pok.ibm.com [9.56.227.236]) by e9.ny.us.ibm.com (8.13.1/8.13.1) with ESMTP id n6AGpHsL017425 for ; Fri, 10 Jul 2009 12:51:17 -0400 Received: from d01av03.pok.ibm.com (d01av03.pok.ibm.com [9.56.224.217]) by d01relay04.pok.ibm.com (8.13.8/8.13.8/NCO v9.2) with ESMTP id n6AH3bVR159812 for ; Fri, 10 Jul 2009 13:03:37 -0400 Received: from d01av03.pok.ibm.com (loopback [127.0.0.1]) by d01av03.pok.ibm.com (8.12.11.20060308/8.13.3) with ESMTP id n6AH3aTR013122 for ; Fri, 10 Jul 2009 13:03:37 -0400 Message-ID: <4A577465.1050104@us.ibm.com> Date: Fri, 10 Jul 2009 12:03:33 -0500 From: Anthony Liguori MIME-Version: 1.0 Subject: Re: [Qemu-devel] Planning for the 0.11.0 release References: <4A401A65.3080804@us.ibm.com> <1247128021.22231.1.camel@blaa> <4A55F150.3020803@codemonkey.ws> <87eisp1gx2.fsf@pike.pond.sub.org> <4A5747E4.3030101@us.ibm.com> <4A57586B.9050900@siemens.com> <4A576317.6010000@us.ibm.com> <4A576AF6.6080307@siemens.com> <4A576D49.40809@us.ibm.com> <4A5771C3.7050103@siemens.com> In-Reply-To: <4A5771C3.7050103@siemens.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Jan Kiszka Cc: Mark McLoughlin , Paul Brook , Markus Armbruster , kvm-devel , "qemu-devel@nongnu.org" Jan Kiszka wrote: > Something went wrong during transmission, and I missed that. Just sent > out those two as well. > Thanks, it's now all in staging. > That's nothing those patches changes (it's our current and only > debugging model for SMP until gdb provides a complete solution). > It Paul agrees, I'll pull it. But my understanding from the previous threads and posts was that Paul did not want to implement vCont even as a stop-gap and that he preferred to fix gdb properly. > The recent discussion went around how to deal with some other gdb > limitation: debugging targets that run in x86's 16/32 bit mode vs. the > target arch being advertised as 64 bit. Existing qemu code doesn't work > with existing gdb in this scenario, and the question was how to deal > with it until gdb is improved. > Right, that part I'm okay with. But the vCont based gdb model presumes a unified address space which while usually true for kernel address spaces, isn't universally true and certainly not true when PC is in userspace. That's what I understood to be the major objection to vCont. >> I'm not qualified to >> appreciate the difference so I'm inclined to side with Paul. Am I >> missing something there? >> > > I interpreted [1] as that the rest is OK for Paul. > Paul, can you clarify? -- Regards, Anthony Liguori