From: Michal Privoznik <mprivozn@redhat.com>
Date: Mon, 19 Aug 2019 09:47:19 +0000 (+0200)
Subject: virhostdev: Disable legacy kvm assignment
X-Git-Tag: v5.7.0-rc1~99
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=v5.6.0-316-g2e7225ea8c;p=thirdparty%2Flibvirt.git

virhostdev: Disable legacy kvm assignment

The KVM assignment is going to be removed shortly. Don't let the
hostdev module configure it.

Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
Reviewed-by: Daniel Henrique Barboza <danielhb413@gmail.com>
Tested-by: Daniel Henrique Barboza <danielhb413@gmail.com>
---

diff --git a/src/util/virhostdev.c b/src/util/virhostdev.c
index 389626b951..6ba91ae9e4 100644
--- a/src/util/virhostdev.c
+++ b/src/util/virhostdev.c
@@ -246,12 +246,16 @@ virHostdevGetPCIHostDevice(const virDomainHostdevDef *hostdev,
 
     virPCIDeviceSetManaged(actual, hostdev->managed);
 
-    if (pcisrc->backend == VIR_DOMAIN_HOSTDEV_PCI_BACKEND_VFIO)
+    if (pcisrc->backend == VIR_DOMAIN_HOSTDEV_PCI_BACKEND_VFIO) {
         virPCIDeviceSetStubDriver(actual, VIR_PCI_STUB_DRIVER_VFIO);
-    else if (pcisrc->backend == VIR_DOMAIN_HOSTDEV_PCI_BACKEND_XEN)
+    } else if (pcisrc->backend == VIR_DOMAIN_HOSTDEV_PCI_BACKEND_XEN) {
         virPCIDeviceSetStubDriver(actual, VIR_PCI_STUB_DRIVER_XEN);
-    else
-        virPCIDeviceSetStubDriver(actual, VIR_PCI_STUB_DRIVER_KVM);
+    } else {
+        virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
+                       _("pci backend driver '%s' is not supported"),
+                       virDomainHostdevSubsysPCIBackendTypeToString(pcisrc->backend));
+        return -1;
+    }
 
     VIR_STEAL_PTR(*pci, actual);
     return 0;