On Tue, Sep 29, 2026 at 01:32:28PM +0800, Muchun Song wrote: >The common vmemmap path selects the shared page for optimized mappings >itself, so Device DAX no longer needs vmemmap_populate_compound_pages() >to find a shared tail page and pass its backing PFN through the generic >population helpers. > >Remove the Device DAX-specific population path and let section memmap >population always use vmemmap_populate(). The powerpc retains an >architecture-specific compound-page implementation, so select it directly >from radix__vmemmap_populate() for optimizable sections. > >Signed-off-by: Muchun Song <[email protected]> >Acked-by: Qi Zheng <[email protected]> >---
LGTM! Feel free to add: Reviewed-by: Lance Yang <[email protected]>
