From: Joerg Roedel Date: Tue, 21 Jul 2015 16:25:11 +0000 (+0200) Subject: iommu/vt-d: Simplify domain_remove_dev_info() X-Git-Tag: v4.14-rc1~4724^2^6~19 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=76f45fe35c7a54e6fe5539660db2c8cfb23a2972;p=platform%2Fkernel%2Flinux-rpi.git 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 --- 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); } /*