diff options
| -rw-r--r-- | drivers/iommu/amd/iommu.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/iommu/amd/iommu.c b/drivers/iommu/amd/iommu.c index cbeaab55c0db..b7c1eac1dfa5 100644 --- a/drivers/iommu/amd/iommu.c +++ b/drivers/iommu/amd/iommu.c @@ -2072,6 +2072,10 @@ static struct protection_domain *protection_domain_alloc(unsigned int type) if (ret) goto out_err; + /* No need to allocate io pgtable ops in passthrough mode */ + if (type == IOMMU_DOMAIN_IDENTITY) + return domain; + pgtbl_ops = alloc_io_pgtable_ops(pgtable, &domain->iop.pgtbl_cfg, domain); if (!pgtbl_ops) { domain_id_free(domain->id); |