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iommu: remove DOMAIN_ATTR_PAGING

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DOMAIN_ATTR_PAGING is never used.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Will Deacon <will@kernel.org>
Acked-by: Li Yang <leoyang.li@nxp.com>
Link: https://lore.kernel.org/r/20210401155256.298656-15-hch@lst.de
Signed-off-by: Joerg Roedel <jroedel@suse.de>
This commit is contained in:
Christoph Hellwig 2021-04-01 17:52:50 +02:00 committed by Joerg Roedel
parent 57fa44be7f
commit 9fb5fad562
2 changed files with 0 additions and 6 deletions
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5
drivers/iommu/iommu.c
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@ -2668,7 +2668,6 @@ int iommu_domain_get_attr(struct iommu_domain *domain,
enum iommu_attr attr, void *data)
{
struct iommu_domain_geometry *geometry;
bool *paging;
int ret = 0;
switch (attr) {
@ -2676,10 +2675,6 @@ int iommu_domain_get_attr(struct iommu_domain *domain,
geometry = data;
*geometry = domain->geometry;
break;
case DOMAIN_ATTR_PAGING:
paging = data;
*paging = (domain->pgsize_bitmap != 0UL);
break;
default:
if (!domain->ops->domain_get_attr)

1
include/linux/iommu.h
View File

@ -108,7 +108,6 @@ enum iommu_cap {
enum iommu_attr {
DOMAIN_ATTR_GEOMETRY,
DOMAIN_ATTR_PAGING,
DOMAIN_ATTR_NESTING, /* two stages of translation */
DOMAIN_ATTR_DMA_USE_FLUSH_QUEUE,
DOMAIN_ATTR_IO_PGTABLE_CFG,