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authorJoerg Roedel <jroedel@suse.de>2015-07-21 18:25:11 +0200
committerJoerg Roedel <jroedel@suse.de>2015-08-12 16:23:35 +0200
commit76f45fe35c7a54e6fe5539660db2c8cfb23a2972 (patch)
tree306c36884a928e19a88fd03554005650fc0a03ba /drivers/iommu
parentb608ac3b6d54c38d6cf0eb91547f0f960633eb2d (diff)
downloadop-kernel-dev-76f45fe35c7a54e6fe5539660db2c8cfb23a2972.zip
op-kernel-dev-76f45fe35c7a54e6fe5539660db2c8cfb23a2972.tar.gz
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>
Diffstat (limited to 'drivers/iommu')
-rw-r--r--drivers/iommu/intel-iommu.c20
1 files changed, 2 insertions, 18 deletions
diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c
index d241353..c674aa1 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);
}
/*
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