Messages in this thread Patch in this message | | | From | Robin Murphy <> | Subject | [PATCH 04/23] iommu/vt-d: Drop IOVA cookie management | Date | Wed, 21 Jul 2021 19:20:15 +0100 |
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The core code bakes its own cookies now.
Signed-off-by: Robin Murphy <robin.murphy@arm.com> --- drivers/iommu/intel/iommu.c | 8 -------- 1 file changed, 8 deletions(-)
diff --git a/drivers/iommu/intel/iommu.c b/drivers/iommu/intel/iommu.c index dd22fc7d5176..e2add5a0caef 100644 --- a/drivers/iommu/intel/iommu.c +++ b/drivers/iommu/intel/iommu.c @@ -1980,10 +1980,6 @@ 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 = -- 2.25.1
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