Symbol: pmd_special
mm/gup.c
2935
if (pmd_special(orig))
mm/huge_memory.c
1861
if (unlikely(pmd_present(pmd) && pmd_special(pmd) &&
mm/memory.c
6854
pmd_special(pmd));
mm/memory.c
809
return __vm_normal_page(vma, addr, pmd_pfn(pmd), pmd_special(pmd),