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iommu/vt-d: use dmar_insert_dev_info() from dma_add_dev_info()
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
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b718cd3d84
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@ -2452,29 +2452,21 @@ static int domain_add_dev_info(struct dmar_domain *domain,
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struct pci_dev *pdev,
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struct pci_dev *pdev,
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int translation)
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int translation)
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{
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{
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struct dmar_domain *ndomain;
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struct device_domain_info *info;
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struct device_domain_info *info;
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unsigned long flags;
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unsigned long flags;
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int ret;
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int ret;
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info = alloc_devinfo_mem();
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ndomain = dmar_insert_dev_info(pci_domain_nr(pdev->bus),
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if (!info)
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pdev->bus->number, pdev->devfn,
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return -ENOMEM;
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&pdev->dev, domain);
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if (ndomain != domain)
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info->segment = pci_domain_nr(pdev->bus);
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return -EBUSY;
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info->bus = pdev->bus->number;
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info->devfn = pdev->devfn;
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info->dev = &pdev->dev;
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info->domain = domain;
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spin_lock_irqsave(&device_domain_lock, flags);
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list_add(&info->link, &domain->devices);
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list_add(&info->global, &device_domain_list);
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pdev->dev.archdata.iommu = info;
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spin_unlock_irqrestore(&device_domain_lock, flags);
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ret = domain_context_mapping(domain, pdev, translation);
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ret = domain_context_mapping(domain, pdev, translation);
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if (ret) {
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if (ret) {
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spin_lock_irqsave(&device_domain_lock, flags);
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spin_lock_irqsave(&device_domain_lock, flags);
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info = pdev->dev.archdata.iommu;
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unlink_domain_info(info);
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unlink_domain_info(info);
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spin_unlock_irqrestore(&device_domain_lock, flags);
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spin_unlock_irqrestore(&device_domain_lock, flags);
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free_devinfo_mem(info);
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free_devinfo_mem(info);
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