No driver uses it now, remove the core code.
Reviewed-by: Lu Baolu <baolu.lu@xxxxxxxxxxxxxxx>
Reviewed-by: Kevin Tian <kevin.tian@xxxxxxxxx>
Signed-off-by: Jason Gunthorpe <jgg@xxxxxxxxxx>
---
drivers/iommu/iommu.c | 7 -------
include/linux/iommu.h | 2 --
2 files changed, 9 deletions(-)
diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c
index a4b606c591da66..060ebe330ee163 100644
--- a/drivers/iommu/iommu.c
+++ b/drivers/iommu/iommu.c
@@ -2002,13 +2002,6 @@ static void iommu_domain_init(struct iommu_domain *domain, unsigned int type,
domain->owner = ops;
if (!domain->ops)
domain->ops = ops->default_domain_ops;
-
- /*
- * If not already set, assume all sizes by default; the driver
- * may override this later
- */
- if (!domain->pgsize_bitmap)
- domain->pgsize_bitmap = ops->pgsize_bitmap;
}
static struct iommu_domain *
diff --git a/include/linux/iommu.h b/include/linux/iommu.h
index 1567328079945f..7073be1d88415b 100644
--- a/include/linux/iommu.h
+++ b/include/linux/iommu.h
@@ -604,7 +604,6 @@ iommu_copy_struct_from_full_user_array(void *kdst, size_t kdst_entry_size,
* It is required to call iommufd_viommu_alloc() helper for
* a bundled allocation of the core and the driver structures,
* using the given @ictx pointer.
- * @pgsize_bitmap: bitmap of all possible supported page sizes
* @owner: Driver module providing these ops
* @identity_domain: An always available, always attachable identity
* translation.
@@ -659,7 +658,6 @@ struct iommu_ops {
struct iommufd_ctx *ictx, unsigned int viommu_type);
const struct iommu_domain_ops *default_domain_ops;
- unsigned long pgsize_bitmap;
struct module *owner;
struct iommu_domain *identity_domain;
struct iommu_domain *blocked_domain;
--
2.43.0
