From 78b7156840b421becd45c13c0ff4da57c314b4a5 Mon Sep 17 00:00:00 2001 From: jiangdongxu1 Date: Wed, 13 Mar 2024 15:23:57 +0800 Subject: [PATCH] vdpa: return pcieFlags when calculate vdpa passthrough devices. Signed-off-by: jiangdongxu1 --- src/qemu/qemu_domain_address.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/src/qemu/qemu_domain_address.c b/src/qemu/qemu_domain_address.c index 6649553486..ce40fdc928 100644 --- a/src/qemu/qemu_domain_address.c +++ b/src/qemu/qemu_domain_address.c @@ -825,6 +825,13 @@ qemuDomainDeviceCalculatePCIConnectFlags(virDomainDeviceDefPtr dev, if (hostdev->source.subsys.type == VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_MDEV) return pcieFlags; + /* + * vDPA passthrough is currently only support on arm architechture. + * Thus, we just assume it's PCI Express. + */ + if (hostdev->source.subsys.type == VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_VDPA) + return pcieFlags; + /* according to pbonzini, from the guest PoV vhost-scsi devices * are the same as virtio-scsi, so they should follow virtio logic */ -- 2.27.0