On 16.06.25 13:58, Alistair Popple wrote:

Now that DAX and all other reference counts to ZONE_DEVICE pages are
managed normally there is no need for the special devmap PTE/PMD/PUD
page table bits. So drop all references to these, freeing up a
software defined page table bit on architectures supporting it.

Signed-off-by: Alistair Popple <apopple@nvidia.com>
Acked-by: Will Deacon <will@kernel.org> # arm64
Suggested-by: Chunyan Zhang <zhang.lyra@gmail.com>
Reviewed-by: Björn Töpel <redacted>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
---

Acked-by: David Hildenbrand <redacted>

-- 
Cheers,

David / dhildenb