On 30.06.22 00:08, Felix Kuehling wrote: > On 2022-06-29 03:33, David Hildenbrand wrote: >> On 29.06.22 05:54, Alex Sierra wrote: >>> is_pinnable_page() and folio_is_pinnable() were renamed to >>> is_longterm_pinnable_page() and folio_is_longterm_pinnable() >>> respectively. These functions are used in the FOLL_LONGTERM flag >>> context. >> Subject talks about "*_pages" >> >> >> Can you elaborate why the move from mm.h to memremap.h is justified? > > Patch 2 adds is_device_coherent_page in memremap.h and updates > is_longterm_pinnable_page to call is_device_coherent_page. memremap.h > cannot include mm.h because it is itself included by mm.h. So the choice > was to move is_longterm_pinnable_page to memremap.h, or move > is_device_coherent_page and all its dependencies to mm.h. The latter > would have been a bigger change. I really don't think something mm generic that compiles without ZONE_DEVICE belongs into memremap.h. Please find a cleaner way to get this done. -- Thanks, David / dhildenb