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iommu/vt-d: Drop IOVA cookie management
author
Robin Murphy
<robin.murphy@arm.com>
Wed, 11 Aug 2021 12:21:18 +0000
(13:21 +0100)
committer
Joerg Roedel
<jroedel@suse.de>
Wed, 18 Aug 2021 11:25:31 +0000
(13:25 +0200)
The core code bakes its own cookies now.
Reviewed-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Link:
https://lore.kernel.org/r/e9dbe3b6108f8538e17e0c5f59f8feeb714f51a4.1628682048.git.robin.murphy@arm.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
drivers/iommu/intel/iommu.c
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diff --git
a/drivers/iommu/intel/iommu.c
b/drivers/iommu/intel/iommu.c
index c12cc955389ab771661f381705aefde2d4f3b7fb..7e168634c433fcc64f1a614e52887c357cdac07c 100644
(file)
--- a/
drivers/iommu/intel/iommu.c
+++ b/
drivers/iommu/intel/iommu.c
@@
-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 =