From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jan Kiszka Subject: Re: [PATCH v3 4/4] kvm: i386: Add classic PCI device assignment Date: Mon, 10 Sep 2012 11:26:08 +0200 Message-ID: <504DB230.3000405@siemens.com> References: <825e653c9cfe9d8e26185917cbe1f1dd7ae299e2.1346048917.git.jan.kiszka@web.de> <503CA542.7030707@siemens.com> <503FB128.4070709@siemens.com> <5048625F.2060706@siemens.com> <504CA424.5080902@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Cc: Peter Maydell , "kvm@vger.kernel.org" , "Michael S. Tsirkin" , Marcelo Tosatti , "qemu-devel@nongnu.org" , Blue Swirl , Alex Williamson , =?UTF-8?B?QW5kcmVhcyBGw6RyYmVy?= To: Avi Kivity Return-path: In-Reply-To: <504CA424.5080902@redhat.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+gceq-qemu-devel=gmane.org@nongnu.org Sender: qemu-devel-bounces+gceq-qemu-devel=gmane.org@nongnu.org List-Id: kvm.vger.kernel.org On 2012-09-09 16:13, Avi Kivity wrote: > On 09/06/2012 11:44 AM, Jan Kiszka wrote: >> On 2012-08-30 20:30, Jan Kiszka wrote: >>> This adds PCI device assignment for i386 targets using the classic KVM >>> interfaces. This version is 100% identical to what is being maintained >>> in qemu-kvm for several years and is supported by libvirt as well. It is >>> expected to remain relevant for another couple of years until kernels >>> without full-features and performance-wise equivalent VFIO support are >>> obsolete. >>> >>> A refactoring to-do that should be done in-tree is to model MSI and >>> MSI-X support via the generic PCI layer, similar to what VFIO is already >>> doing for MSI-X. This should improve the correctness and clean up the >>> code from duplicate logic. >>> >>> Signed-off-by: Jan Kiszka >>> --- >>> >>> Changes in v3: >>> - addressed comment by Peter (changed device name to kvm-pci-assign + >>> alias) >>> - addressed (most) comments by Michael >>> - fixed INT pin regression >> >> Does someone _disagree_ that there are no open (and reasonably solvable) >> issues and that this can now be merged through uq/master? > > Is patch 4 the only one that is at v3, and the rest are to be taken from > the original posting? That is correct. Jan -- Siemens AG, Corporate Technology, CT RTC ITP SDP-DE Corporate Competence Center Embedded Linux