From mboxrd@z Thu Jan 1 00:00:00 1970 From: Anthony PERARD Subject: [PATCH 4/4] xen: Fix PV-on-HVM Date: Tue, 15 May 2012 16:26:39 +0100 Message-ID: <1337095599-28836-5-git-send-email-anthony.perard@citrix.com> References: <1337095599-28836-1-git-send-email-anthony.perard@citrix.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1337095599-28836-1-git-send-email-anthony.perard@citrix.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: QEMU-devel Cc: Anthony PERARD , Stefano Stabellini , "Michael S. Tsirkin" , Anthony Liguori , Xen Devel List-Id: xen-devel@lists.xenproject.org In the context of PV-on-HVM under Xen, the emulated nics are supposed to be unplug before the guest drivers are initialized. This mean that there must be unplug without the consent of the guest. Without this patch, the guest end up with two nics with the same MAC, the emulated nic and the PV nic. Signed-off-by: Anthony PERARD --- hw/xen_platform.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/hw/xen_platform.c b/hw/xen_platform.c index a9c52a6..2e47129 100644 --- a/hw/xen_platform.c +++ b/hw/xen_platform.c @@ -87,7 +87,7 @@ static void unplug_nic(PCIBus *b, PCIDevice *d) { if (pci_get_word(d->config + PCI_CLASS_DEVICE) == PCI_CLASS_NETWORK_ETHERNET) { - qdev_unplug(&(d->qdev), NULL); + qdev_force_unplug(&(d->qdev), NULL); } } -- Anthony PERARD