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iommu: Remove the remove_dev_pasid op

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The iommu drivers that supports PASID have supported attaching pasid to the
blocked_domain, hence remove the remove_dev_pasid op from the iommu_ops.

Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Reviewed-by: Vasant Hegde <vasant.hegde@amd.com>
Reviewed-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Yi Liu <yi.l.liu@intel.com>
Link: https://lore.kernel.org/r/20241204122928.11987-8-yi.l.liu@intel.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
This commit is contained in:
Yi Liu
2024-12-04 04:29:28 -08:00
committed by Joerg Roedel
parent 5f53638882
commit 647b7aad19
2 changed files with 4 additions and 18 deletions
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5
include/linux/iommu.h
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@@ -587,9 +587,6 @@ iommu_copy_struct_from_full_user_array(void *kdst, size_t kdst_entry_size,
* - IOMMU_DOMAIN_DMA: must use a dma domain
* - 0: use the default setting
* @default_domain_ops: the default ops for domains
* @remove_dev_pasid: Remove any translation configurations of a specific
* pasid, so that any DMA transactions with this pasid
* will be blocked by the hardware.
* @viommu_alloc: Allocate an iommufd_viommu on a physical IOMMU instance behind
* the @dev, as the set of virtualization resources shared/passed
* to user space IOMMU instance. And associate it with a nesting
@@ -647,8 +644,6 @@ struct iommu_ops {
struct iommu_page_response *msg);
int (*def_domain_type)(struct device *dev);
void (*remove_dev_pasid)(struct device *dev, ioasid_t pasid,
struct iommu_domain *domain);
struct iommufd_viommu *(*viommu_alloc)(
struct device *dev, struct iommu_domain *parent_domain,