pci: workaround nvidia driver issue on mdev cleanup

[qemu-server.git] / PVE / QemuServer.pm

diff --git a/PVE/QemuServer.pm b/PVE/QemuServer.pm
index 349cfe4e5b4f042ff7fcc68081ca47f4cb58653f..b5836f7ac1a2d1775a31383e31186d2eb74b69d5 100644 (file)
--- a/PVE/QemuServer.pm
+++ b/PVE/QemuServer.pm
@@ -6166,6 +6166,15 @@ sub cleanup_pci_devices {
            # NOTE: avoid PVE::SysFSTools::pci_cleanup_mdev_device as it requires PCI ID and we
            # don't want to break ABI just for this two liner
            my $dev_sysfs_dir = "/sys/bus/mdev/devices/$uuid";
+
+           # some nvidia vgpu driver versions want to clean the mdevs up themselves, and error
+           # out when we do it first. so wait for 10 seconds and then try it
+           my $pciid = $d->{pciid}->[0]->{id};
+           my $info = PVE::SysFSTools::pci_device_info("$pciid");
+           if ($info->{vendor} eq '10de') {
+               sleep 10;
+           }
+
            PVE::SysFSTools::file_write("$dev_sysfs_dir/remove", "1") if -e $dev_sysfs_dir;
        }
     }