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VFIO update for v6.15-rc3

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- Include devices where the platform indicates PCI INTx is not routed
    by setting pdev->irq to zero in the expanded virtualization of the
    PCI pin register.  This provides consistency in the INFO and
    SET_IRQS ioctls. (Alex Williamson)
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Merge tag 'vfio-v6.15-rc3' of https://github.com/awilliam/linux-vfio

Pull vfio fix from Alex Williamson:

 - Include devices where the platform indicates PCI INTx is not routed
   by setting pdev->irq to zero in the expanded virtualization of the
   PCI pin register. This provides consistency in the INFO and SET_IRQS
   ioctls (Alex Williamson)

* tag 'vfio-v6.15-rc3' of https://github.com/awilliam/linux-vfio:
  vfio/pci: Virtualize zero INTx PIN if no pdev->irq
This commit is contained in:
Linus Torvalds 2025-04-17 15:04:47 -07:00
commit 399537bea3
1 changed files with 1 additions and 1 deletions
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2
drivers/vfio/pci/vfio_pci_config.c
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@ -1815,7 +1815,7 @@ int vfio_config_init(struct vfio_pci_core_device *vdev)
}
if (!IS_ENABLED(CONFIG_VFIO_PCI_INTX) || vdev->nointx ||
vdev->pdev->irq == IRQ_NOTCONNECTED)
!vdev->pdev->irq || vdev->pdev->irq == IRQ_NOTCONNECTED)
vconfig[PCI_INTERRUPT_PIN] = 0;
ret = vfio_cap_init(vdev);