113 	pr_err("%s:%d: bad pmd %016lx.\n", __FILE__, __LINE__, pmd_val(e))
172 typedef struct { unsigned long pmd; } pmd_t;  member
173 #define pmd_val(x)	((x).pmd)
214  * Empty pmd entries point to the invalid_pte_table.
216 static inline int pmd_none(pmd_t pmd)  in pmd_none()  argument
218 	return pmd_val(pmd) == (unsigned long)invalid_pte_table;  in pmd_none()
221 static inline int pmd_bad(pmd_t pmd)  in pmd_bad()  argument
223 	return (pmd_val(pmd) & ~PAGE_MASK);  in pmd_bad()
226 static inline int pmd_present(pmd_t pmd)  in pmd_present()  argument
228 	if (unlikely(pmd_val(pmd) & _PAGE_HUGE))  in pmd_present()
229 		return !!(pmd_val(pmd) & (_PAGE_PRESENT | _PAGE_PROTNONE | _PAGE_PRESENT_INVALID));  in pmd_present()
231 	return pmd_val(pmd) != (unsigned long)invalid_pte_table;  in pmd_present()
241 #define pmd_phys(pmd)		PHYSADDR(pmd_val(pmd))  argument
244 #define pmd_page(pmd)		(pfn_to_page(pmd_phys(pmd) >> PAGE_SHIFT))  argument
247 #define pmd_page_vaddr(pmd)	pmd_val(pmd)  argument
250 extern void set_pmd_at(struct mm_struct *mm, unsigned long addr, pmd_t *pmdp, pmd_t pmd);
258  * Initialize a new pgd / pud / pmd table with invalid pointers.
289 #define __pmd_to_swp_entry(pmd) ((swp_entry_t) { pmd_val(pmd) })  argument
482 static inline unsigned long pmd_pfn(pmd_t pmd)  in pmd_pfn()  argument
484 	return (pmd_val(pmd) & _PFN_MASK) >> PFN_PTE_SHIFT;  in pmd_pfn()
492 static inline int pmd_trans_huge(pmd_t pmd)  in pmd_trans_huge()  argument
494 	return !!(pmd_val(pmd) & _PAGE_HUGE) && pmd_present(pmd);  in pmd_trans_huge()
497 static inline pmd_t pmd_mkhuge(pmd_t pmd)  in pmd_mkhuge()  argument
499 	pmd_val(pmd) = (pmd_val(pmd) & ~(_PAGE_GLOBAL)) |  in pmd_mkhuge()
500 		((pmd_val(pmd) & _PAGE_GLOBAL) << (_PAGE_HGLOBAL_SHIFT - _PAGE_GLOBAL_SHIFT));  in pmd_mkhuge()
501 	pmd_val(pmd) |= _PAGE_HUGE;  in pmd_mkhuge()
503 	return pmd;  in pmd_mkhuge()
507 static inline int pmd_write(pmd_t pmd)  in pmd_write()  argument
509 	return !!(pmd_val(pmd) & _PAGE_WRITE);  in pmd_write()
512 static inline pmd_t pmd_mkwrite_novma(pmd_t pmd)  in pmd_mkwrite_novma()  argument
514 	pmd_val(pmd) |= _PAGE_WRITE;  in pmd_mkwrite_novma()
515 	if (pmd_val(pmd) & _PAGE_MODIFIED)  in pmd_mkwrite_novma()
516 		pmd_val(pmd) |= _PAGE_DIRTY;  in pmd_mkwrite_novma()
517 	return pmd;  in pmd_mkwrite_novma()
520 static inline pmd_t pmd_wrprotect(pmd_t pmd)  in pmd_wrprotect()  argument
522 	pmd_val(pmd) &= ~(_PAGE_WRITE | _PAGE_DIRTY);  in pmd_wrprotect()
523 	return pmd;  in pmd_wrprotect()
526 static inline int pmd_dirty(pmd_t pmd)  in pmd_dirty()  argument
528 	return !!(pmd_val(pmd) & (_PAGE_DIRTY | _PAGE_MODIFIED));  in pmd_dirty()
531 static inline pmd_t pmd_mkclean(pmd_t pmd)  in pmd_mkclean()  argument
533 	pmd_val(pmd) &= ~(_PAGE_DIRTY | _PAGE_MODIFIED);  in pmd_mkclean()
534 	return pmd;  in pmd_mkclean()
537 static inline pmd_t pmd_mkdirty(pmd_t pmd)  in pmd_mkdirty()  argument
539 	pmd_val(pmd) |= _PAGE_MODIFIED;  in pmd_mkdirty()
540 	if (pmd_val(pmd) & _PAGE_WRITE)  in pmd_mkdirty()
541 		pmd_val(pmd) |= _PAGE_DIRTY;  in pmd_mkdirty()
542 	return pmd;  in pmd_mkdirty()
546 static inline int pmd_young(pmd_t pmd)  in pmd_young()  argument
548 	return !!(pmd_val(pmd) & _PAGE_ACCESSED);  in pmd_young()
551 static inline pmd_t pmd_mkold(pmd_t pmd)  in pmd_mkold()  argument
553 	pmd_val(pmd) &= ~_PAGE_ACCESSED;  in pmd_mkold()
554 	return pmd;  in pmd_mkold()
557 static inline pmd_t pmd_mkyoung(pmd_t pmd)  in pmd_mkyoung()  argument
559 	pmd_val(pmd) |= _PAGE_ACCESSED;  in pmd_mkyoung()
560 	return pmd;  in pmd_mkyoung()
563 static inline struct page *pmd_page(pmd_t pmd)  in pmd_page()  argument
565 	if (pmd_trans_huge(pmd))  in pmd_page()
566 		return pfn_to_page(pmd_pfn(pmd));  in pmd_page()
568 	return pfn_to_page(pmd_phys(pmd) >> PAGE_SHIFT);  in pmd_page()
571 static inline pmd_t pmd_modify(pmd_t pmd, pgprot_t newprot)  in pmd_modify()  argument
573 	pmd_val(pmd) = (pmd_val(pmd) & _HPAGE_CHG_MASK) |  in pmd_modify()
575 	return pmd;  in pmd_modify()
578 static inline pmd_t pmd_mkinvalid(pmd_t pmd)  in pmd_mkinvalid()  argument
580 	pmd_val(pmd) |= _PAGE_PRESENT_INVALID;  in pmd_mkinvalid()
581 	pmd_val(pmd) &= ~(_PAGE_PRESENT | _PAGE_VALID | _PAGE_DIRTY | _PAGE_PROTNONE);  in pmd_mkinvalid()
583 	return pmd;  in pmd_mkinvalid()
609 static inline long pmd_protnone(pmd_t pmd)  in pmd_protnone()  argument
611 	return (pmd_val(pmd) & _PAGE_PROTNONE);  in pmd_protnone()
615 #define pmd_leaf(pmd)		((pmd_val(pmd) & _PAGE_HUGE) != 0)  argument