> > Kees, depending on how that turns out we may ask you to revert > > 517e1fbeb65f ("mm/usercopy: Drop extra is_vmalloc_or_module() check"). > > That's fine by me. Let me know what you think would be best. > > Laura, I don't see much harm in putting this back in place. It seems > like it's just a matter of efficiency to have it removed?
It looks like we resolved struct page of 0xd000000003d80030 as PageSlab? Balbir Singh.