diff options
Diffstat (limited to 'core/modules/qemu/runvirt-plugin-qemu/src/main/java/org/openslx/runvirt/plugin/qemu/cmdln/CommandLineArgs.java')
| -rw-r--r-- | core/modules/qemu/runvirt-plugin-qemu/src/main/java/org/openslx/runvirt/plugin/qemu/cmdln/CommandLineArgs.java | 30 |
1 files changed, 26 insertions, 4 deletions
diff --git a/core/modules/qemu/runvirt-plugin-qemu/src/main/java/org/openslx/runvirt/plugin/qemu/cmdln/CommandLineArgs.java b/core/modules/qemu/runvirt-plugin-qemu/src/main/java/org/openslx/runvirt/plugin/qemu/cmdln/CommandLineArgs.java index 21b11968..396c0d8c 100644 --- a/core/modules/qemu/runvirt-plugin-qemu/src/main/java/org/openslx/runvirt/plugin/qemu/cmdln/CommandLineArgs.java +++ b/core/modules/qemu/runvirt-plugin-qemu/src/main/java/org/openslx/runvirt/plugin/qemu/cmdln/CommandLineArgs.java @@ -13,6 +13,8 @@ import org.apache.commons.cli.Options; import org.apache.commons.cli.ParseException; import org.apache.logging.log4j.LogManager; import org.apache.logging.log4j.Logger; +import org.openslx.libvirt.domain.device.HostdevPciDeviceDescription; +import org.openslx.runvirt.plugin.qemu.configuration.TransformationSpecificQemuPciPassthrough; import org.openslx.util.Util; /** @@ -453,13 +455,33 @@ public class CommandLineArgs } /** - * Returns the state whether a passthrough of a NVIDIA GPU is required. - * - * @return state whether a passthrough of a NVIDIA GPU is required. + * Returns the state whether a passthrough of a NVIDIA GPU is requested. + * Do this by checking the vendor ID of each PCI device that's being passed + * through. If one of them is nvidia, assume we're running passthrough for + * an nvidia GPU. */ public boolean isNvidiaGpuPassthroughEnabled() { - return this.getVmNvGpuIds0().size() > 0; + List<String> pciIds = this.getVmNvGpuIds0(); + // parse PCI device description and PCI device address + for ( int i = 0; i < pciIds.size() - 1; i += 2 ) { + // parse vendor and device ID + HostdevPciDeviceDescription deviceDescription = null; + try { + deviceDescription = HostdevPciDeviceDescription.valueOf( pciIds.get( i ) ); + } catch ( IllegalArgumentException e ) { + continue; + } + + // validate vendor ID + final int vendorId = deviceDescription.getVendorId(); + if ( TransformationSpecificQemuPciPassthrough.NVIDIA_PCI_VENDOR_ID != vendorId ) + continue; + + // Have at least one device by nvidia, just assume it's a GPU for now + return true; + } + return false; } /** |