diff options
Diffstat (limited to 'drivers/iommu/dmar.c')
| -rw-r--r-- | drivers/iommu/dmar.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/iommu/dmar.c b/drivers/iommu/dmar.c index f445c10df8df..9a4f05e5b23f 100644 --- a/drivers/iommu/dmar.c +++ b/drivers/iommu/dmar.c @@ -152,7 +152,8 @@ dmar_alloc_pci_notify_info(struct pci_dev *dev, unsigned long event) info->seg = pci_domain_nr(dev->bus); info->level = level; if (event == BUS_NOTIFY_ADD_DEVICE) { - for (tmp = dev, level--; tmp; tmp = tmp->bus->self) { + for (tmp = dev; tmp; tmp = tmp->bus->self) { + level--; info->path[level].device = PCI_SLOT(tmp->devfn); info->path[level].function = PCI_FUNC(tmp->devfn); if (pci_is_root_bus(tmp->bus)) @@ -993,7 +994,7 @@ static void free_iommu(struct intel_iommu *iommu) if (iommu->irq) { free_irq(iommu->irq, iommu); irq_set_handler_data(iommu->irq, NULL); - destroy_irq(iommu->irq); + dmar_free_hwirq(iommu->irq); } if (iommu->qi) { @@ -1549,8 +1550,8 @@ int dmar_set_interrupt(struct intel_iommu *iommu) if (iommu->irq) return 0; - irq = create_irq(); - if (!irq) { + irq = dmar_alloc_hwirq(); + if (irq <= 0) { pr_err("IOMMU: no free vectors\n"); return -EINVAL; } @@ -1562,7 +1563,7 @@ int dmar_set_interrupt(struct intel_iommu *iommu) if (ret) { irq_set_handler_data(irq, NULL); iommu->irq = 0; - destroy_irq(irq); + dmar_free_hwirq(irq); return ret; } |