On 2022-02-06 11:32 p.m., Christoph Hellwig wrote: > Move the check for the actual pgmap types that need the free at refcount > one behavior into the out of line helper, and thus avoid the need to > pull memremap.h into mm.h. > > Signed-off-by: Christoph Hellwig <hch@xxxxxx> I've noticed mm/memcontrol.c uses is_device_private_page() and also needs a memremap.h include added to compile with my configuration. Logan