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path: root/drivers/iommu/intel-iommu.c
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Diffstat (limited to 'drivers/iommu/intel-iommu.c')
-rw-r--r--drivers/iommu/intel-iommu.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c
index ae4c1a854e57..4fc1f8a7f98e 100644
--- a/drivers/iommu/intel-iommu.c
+++ b/drivers/iommu/intel-iommu.c
@@ -684,7 +684,7 @@ static struct intel_iommu *device_to_iommu(struct device *dev, u8 *bus, u8 *devf
if (dev_is_pci(dev)) {
pdev = to_pci_dev(dev);
segment = pci_domain_nr(pdev->bus);
- } else if (ACPI_COMPANION(dev))
+ } else if (has_acpi_companion(dev))
dev = &ACPI_COMPANION(dev)->dev;
rcu_read_lock();
@@ -1742,9 +1742,8 @@ static int domain_init(struct dmar_domain *domain, int guest_width)
static void domain_exit(struct dmar_domain *domain)
{
- struct dmar_drhd_unit *drhd;
- struct intel_iommu *iommu;
struct page *freelist = NULL;
+ int i;
/* Domain 0 is reserved, so dont process it */
if (!domain)
@@ -1764,8 +1763,8 @@ static void domain_exit(struct dmar_domain *domain)
/* clear attached or cached domains */
rcu_read_lock();
- for_each_active_iommu(iommu, drhd)
- iommu_detach_domain(domain, iommu);
+ for_each_set_bit(i, domain->iommu_bmp, g_num_of_iommus)
+ iommu_detach_domain(domain, g_iommus[i]);
rcu_read_unlock();
dma_free_pagelist(freelist);