RE: [PATCH v5 4/7] iommu/vt-d: Factoring out PASID set up helper function

Tian, Kevin
2023-04-28T09:48:08Z

> From: Jacob Pan <jacob.jun.pan@linux.intel.com>
> Sent: Friday, April 28, 2023 1:50 AM
>
>
> +static int dmar_domain_attach_device_pasid(struct dmar_domain *domain,
> + struct intel_iommu *iommu,
> + struct device *dev, ioasid_t pasid)
> +{
> + int ret;
> +
> + /* PASID table is mandatory for a PCI device in scalable mode. */
> + if (!sm_supported(iommu) && dev_is_real_dma_subdevice(dev))
> + return -EOPNOTSUPP;

"&&" should be "||"