iommu/vt-d: Simplify domain_remove_dev_info()

Just call domain_remove_one_dev_info() for all devices in
the domain instead of reimplementing the functionality.

Signed-off-by: Joerg Roedel <jroedel@suse.de>

1 files changed, 2 insertions, 18 deletions

diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c
index d241353226c5..c674aa12ef31 100644
--- a/drivers/iommu/intel-iommu.c
+++ b/drivers/iommu/intel-iommu.c
@@ -2253,25 +2253,9 @@ static inline void unlink_domain_info(struct device_domain_info *info)
 static void domain_remove_dev_info(struct dmar_domain *domain)
 {
         struct device_domain_info *info, *tmp;
-        unsigned long flags;
-
-        spin_lock_irqsave(&device_domain_lock, flags);
-        list_for_each_entry_safe(info, tmp, &domain->devices, link) {
-                unlink_domain_info(info);
-                spin_unlock_irqrestore(&device_domain_lock, flags);
-
-                iommu_disable_dev_iotlb(info);
-                iommu_detach_dev(info->iommu, info->bus, info->devfn);
-
-                if (domain_type_is_vm(domain)) {
-                        iommu_detach_dependent_devices(info->iommu, info->dev);
-                        domain_detach_iommu(domain, info->iommu);
-                }
 
-                free_devinfo_mem(info);
-                spin_lock_irqsave(&device_domain_lock, flags);
-        }
-        spin_unlock_irqrestore(&device_domain_lock, flags);
+        list_for_each_entry_safe(info, tmp, &domain->devices, link)
+                domain_remove_one_dev_info(domain, info->dev);
 }
 
 /*