Commit f297e27f authored by Robin Murphy's avatar Robin Murphy Committed by Joerg Roedel
Browse files

iommu/vt-d: Drop IOVA cookie management 



The core code bakes its own cookies now.

Reviewed-by: default avatarLu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: default avatarRobin Murphy <robin.murphy@arm.com>
Link: https://lore.kernel.org/r/e9dbe3b6108f8538e17e0c5f59f8feeb714f51a4.1628682048.git.robin.murphy@arm.com


Signed-off-by: default avatarJoerg Roedel <jroedel@suse.de>
parent 229496a0

drivers/iommu/intel/iommu.c

+0 −8
Original line number Diff line number Diff line
@@ -1979,10 +1979,6 @@ static void domain_exit(struct dmar_domain *domain) 
	/* Remove associated devices and clear attached or cached domains */

	domain_remove_dev_info(domain);



	/* destroy iovas */

	if (domain->domain.type == IOMMU_DOMAIN_DMA)

		iommu_put_dma_cookie(&domain->domain);



	if (domain->pgd) {

		struct page *freelist;
@@ -4544,10 +4540,6 @@ static struct iommu_domain *intel_iommu_domain_alloc(unsigned type) 
			return NULL;

		}



		if (type == IOMMU_DOMAIN_DMA &&

		    iommu_get_dma_cookie(&dmar_domain->domain))

			return NULL;



		domain = &dmar_domain->domain;

		domain->geometry.aperture_start = 0;

		domain->geometry.aperture_end   =