虚拟机EAL: Error reading from file descriptor

diff --git a/lib/librte_eal/linuxapp/igb_uio/igb_uio.c b/lib/librte_eal/linuxapp/igb_uio/igb_uio.c
index d1ca26e..c46a00f 100644
--- a/lib/librte_eal/linuxapp/igb_uio/igb_uio.c
+++ b/lib/librte_eal/linuxapp/igb_uio/igb_uio.c
@@ -505,14 +505,11 @@ igbuio_pci_probe(struct pci_dev *dev, const struct pci_device_id *id)
         }
         /* fall back to INTX */
     case RTE_INTR_MODE_LEGACY:
-        if (pci_intx_mask_supported(dev)) {
-            dev_dbg(&dev->dev, "using INTX");
-            udev->info.irq_flags = IRQF_SHARED;
-            udev->info.irq = dev->irq;
-            udev->mode = RTE_INTR_MODE_LEGACY;
-            break;
-        }
-        dev_notice(&dev->dev, "PCI INTX mask not supported\n");
+        dev_dbg(&dev->dev, "using INTX");
+        udev->info.irq_flags = IRQF_SHARED;
+        udev->info.irq = dev->irq;
+        udev->mode = RTE_INTR_MODE_LEGACY;
+        break;
         /* fall back to no IRQ */
     case RTE_INTR_MODE_NONE:
         udev->mode = RTE_INTR_MODE_NONE;