static inline int folio_pte_batch(struct folio *folio, unsigned long addr,
		pte_t *start_ptep, pte_t pte, int max_nr, fpb_t flags)
static inline int folio_pte_batch(struct folio *folio, unsigned long addr,
		pte_t *start_ptep, pte_t pte, int max_nr, fpb_t flags,
		bool *any_writable)