Technically true, but code running on those mappings won't be able to tell the difference. Another way to look at it is that the page size does change, but the

Technically true, but code running on those mappings won't be able to tell the difference. Another way to look at it is that the page size does change, but the size of the page table entry expands at the same rate, and you can therefore mix and match page sizes. They're equivalent concepts.