虚拟机EAL: Error reading from file descriptor

这个是虚拟机安装固有的BUG，代码差异如下： diff --git a/lib/librte_eal/linuxapp/igb_uio/igb_uio.c b/lib/librte_eal/linuxapp/igb_uio/igb_uio.cindex 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,conststruct 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;  

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转载于:https://www.cnblogs.com/yml435/p/6244051.html

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