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@xxxxxxxxxx> Acked-by: Will Deacon <will@xxxxxxxxxx> # arm64 Suggested-by: Chunyan Zhang <zhang.lyra@xxxxxxxxx> Reviewed-by: Björn Töpel <bjorn@xxxxxxxxxxxx> Reviewed-by: Jason Gunthorpe <jgg@xxxxxxxxxx> ---
Acked-by: David Hildenbrand <david@xxxxxxxxxx> -- Cheers, David / dhildenb