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iommu/amd: Remove unused amd_io_pgtable.pt_root variable

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It has been no longer used since the commit 6eedb59c18a3 ("iommu/amd:
Remove amd_iommu_domain_get_pgtable").

Signed-off-by: Suravee Suthikulpanit <suravee.suthikulpanit@amd.com>
Signed-off-by: Vasant Hegde <vasant.hegde@amd.com>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Reviewed-by: Jerry Snitselaar <jsnitsel@redhat.com>
Link: https://lore.kernel.org/r/20230921092147.5930-2-vasant.hegde@amd.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
This commit is contained in:
Suravee Suthikulpanit 2023-09-21 09:21:34 +00:00 committed by Joerg Roedel
parent 6465e260f4
commit ade4bec9e1
2 changed files with 0 additions and 2 deletions
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1
drivers/iommu/amd/amd_iommu.h
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@ -105,7 +105,6 @@ static inline void *iommu_phys_to_virt(unsigned long paddr)
static inline
void amd_iommu_domain_set_pt_root(struct protection_domain *domain, u64 root)
{
atomic64_set(&domain->iop.pt_root, root);
domain->iop.root = (u64 *)(root & PAGE_MASK);
domain->iop.mode = root & 7; /* lowest 3 bits encode pgtable mode */
}

1
drivers/iommu/amd/amd_iommu_types.h
View File

@ -544,7 +544,6 @@ struct amd_io_pgtable {
struct io_pgtable iop;
int mode;
u64 *root;
atomic64_t pt_root; /* pgtable root and pgtable mode */
u64 *pgd; /* v2 pgtable pgd pointer */
};