From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from [140.186.70.92] (port=37743 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1PkdjS-0002YC-AL for qemu-devel@nongnu.org; Wed, 02 Feb 2011 09:30:59 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1PkbMJ-0007pT-RK for qemu-devel@nongnu.org; Wed, 02 Feb 2011 06:58:52 -0500 Received: from goliath.siemens.de ([192.35.17.28]:21064) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1PkbMJ-0007jX-G8 for qemu-devel@nongnu.org; Wed, 02 Feb 2011 06:58:51 -0500 Message-ID: <4D4946F7.1070702@siemens.com> Date: Wed, 02 Feb 2011 12:58:47 +0100 From: Jan Kiszka MIME-Version: 1.0 Subject: Re: [Qemu-devel] KVM: Windows 64-bit troubles with user space irqchip References: <4D484A9B.9040604@siemens.com> <20110202115537.GE14984@redhat.com> In-Reply-To: <20110202115537.GE14984@redhat.com> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Gleb Natapov Cc: qemu-devel , kvm On 2011-02-02 12:55, Gleb Natapov wrote: > On Tue, Feb 01, 2011 at 07:02:03PM +0100, Jan Kiszka wrote: >> Hi, >> >> testing my KVM patches, I noticed that none of the 64-bit Windows >> versions I have around (early Win7 & 2003 server) boot in KVM mode when >> using 2 or more VCPUs and the user space irqchip. This applies to both >> upstream KVM and qemu-kvm, with our without any of my current patches. A >> subtle difference in the APIC/IOAPIC emulation? >> >> Can anyone confirm this? >> > Just booted windows7-64 on qemu-kvm -no-kvm-irqchip + latest kernel here. Strange. -smp 2? Jan -- Siemens AG, Corporate Technology, CT T DE IT 1 Corporate Competence Center Embedded Linux