提交 310aa950 编写于 作者: J Joerg Roedel

iommu/amd: Remove obsolete comment

The AMD IOMMU driver only uses the page-sizes it gets from
IOMMU core and uses the appropriate page-size. So this
comment is not necessary.
Signed-off-by: NJoerg Roedel <joro@8bytes.org>
上级 954e3dd8
......@@ -57,16 +57,6 @@
* physically contiguous memory regions it is mapping into page sizes
* that we support.
*
* Traditionally the IOMMU core just handed us the mappings directly,
* after making sure the size is an order of a 4KiB page and that the
* mapping has natural alignment.
*
* To retain this behavior, we currently advertise that we support
* all page sizes that are an order of 4KiB.
*
* If at some point we'd like to utilize the IOMMU core's new behavior,
* we could change this to advertise the real page sizes we support.
*
* 512GB Pages are not supported due to a hardware bug
*/
#define AMD_IOMMU_PGSIZES ((~0xFFFUL) & ~(2ULL << 38))
......
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