Commit a4672d0f authored by Jason Gunthorpe's avatar Jason Gunthorpe Committed by Joerg Roedel
Browse files

iommu: Do not call domain_alloc() in iommu_sva_domain_alloc() 



No driver implements SVA under domain_alloc() anymore, this is dead
code.

Reviewed-by: default avatarLu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: default avatarJason Gunthorpe <jgg@nvidia.com>
Reviewed-by: default avatarKevin Tian <kevin.tian@intel.com>
Link: https://lore.kernel.org/r/4-v4-ff5fb6b03bd1+288-iommu_virtio_domains_jgg@nvidia.com


Signed-off-by: default avatarJoerg Roedel <jroedel@suse.de>
parent 07107e74

drivers/iommu/iommu-sva.c

+6 −9
Original line number Diff line number Diff line
@@ -296,15 +296,12 @@ static struct iommu_domain *iommu_sva_domain_alloc(struct device *dev, 
	const struct iommu_ops *ops = dev_iommu_ops(dev);

	struct iommu_domain *domain;



	if (ops->domain_alloc_sva) {

	if (!ops->domain_alloc_sva)

		return ERR_PTR(-EOPNOTSUPP);



	domain = ops->domain_alloc_sva(dev, mm);

	if (IS_ERR(domain))

		return domain;

	} else {

		domain = ops->domain_alloc(IOMMU_DOMAIN_SVA);

		if (!domain)

			return ERR_PTR(-ENOMEM);

	}



	domain->type = IOMMU_DOMAIN_SVA;

	domain->cookie_type = IOMMU_COOKIE_SVA;