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iommu/vt-d: Simplify domain_remove_dev_info()

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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>
This commit is contained in:
Joerg Roedel 2015-07-21 18:25:11 +02:00
parent b608ac3b6d
commit 76f45fe35c
1 changed files with 2 additions and 18 deletions
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20
drivers/iommu/intel-iommu.c
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@ -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);
}
/*