try_to_free_pmd_page 1110 arch/x86/mm/pageattr.c if (try_to_free_pmd_page((pmd_t *)pud_page_vaddr(*pud))) try_to_free_pmd_page 1154 arch/x86/mm/pageattr.c if (try_to_free_pmd_page((pmd_t *)pud_page_vaddr(*pud)))