83 	pte_t old;  in ptep_flush_direct()  local
85 	old = *ptep;  in ptep_flush_direct()
86 	if (unlikely(pte_val(old) & _PAGE_INVALID))  in ptep_flush_direct()
87 		return old;  in ptep_flush_direct()
95 	return old;  in ptep_flush_direct()
102 	pte_t old;  in ptep_flush_lazy()  local
104 	old = *ptep;  in ptep_flush_lazy()
105 	if (unlikely(pte_val(old) & _PAGE_INVALID))  in ptep_flush_lazy()
106 		return old;  in ptep_flush_lazy()
115 	return old;  in ptep_flush_lazy()
252 				    pgste_t pgste, pte_t old, pte_t new)  in ptep_xchg_commit()  argument
255 		if (pte_val(old) & _PAGE_INVALID)  in ptep_xchg_commit()
258 			pgste = pgste_update_all(old, pgste, mm);  in ptep_xchg_commit()
261 				old = set_pte_bit(old, __pgprot(_PAGE_UNUSED));  in ptep_xchg_commit()
268 	return old;  in ptep_xchg_commit()
275 	pte_t old;  in ptep_xchg_direct()  local
281 	old = ptep_flush_direct(mm, addr, ptep, nodat);  in ptep_xchg_direct()
282 	old = ptep_xchg_commit(mm, addr, ptep, pgste, old, new);  in ptep_xchg_direct()
284 	return old;  in ptep_xchg_direct()
317 	pte_t old;  in ptep_xchg_lazy()  local
323 	old = ptep_flush_lazy(mm, addr, ptep, nodat);  in ptep_xchg_lazy()
324 	old = ptep_xchg_commit(mm, addr, ptep, pgste, old, new);  in ptep_xchg_lazy()
326 	return old;  in ptep_xchg_lazy()
334 	pte_t old;  in ptep_modify_prot_start()  local
341 	old = ptep_flush_lazy(mm, addr, ptep, nodat);  in ptep_modify_prot_start()
343 		pgste = pgste_update_all(old, pgste, mm);  in ptep_modify_prot_start()
346 	return old;  in ptep_modify_prot_start()
400 	pmd_t old;  in pmdp_flush_direct()  local
402 	old = *pmdp;  in pmdp_flush_direct()
403 	if (pmd_val(old) & _SEGMENT_ENTRY_INVALID)  in pmdp_flush_direct()
404 		return old;  in pmdp_flush_direct()
412 	return old;  in pmdp_flush_direct()
418 	pmd_t old;  in pmdp_flush_lazy()  local
420 	old = *pmdp;  in pmdp_flush_lazy()
421 	if (pmd_val(old) & _SEGMENT_ENTRY_INVALID)  in pmdp_flush_lazy()
422 		return old;  in pmdp_flush_lazy()
434 	return old;  in pmdp_flush_lazy()
474 	pmd_t old;  in pmdp_xchg_direct()  local
477 	old = pmdp_flush_direct(mm, addr, pmdp);  in pmdp_xchg_direct()
480 	return old;  in pmdp_xchg_direct()
487 	pmd_t old;  in pmdp_xchg_lazy()  local
490 	old = pmdp_flush_lazy(mm, addr, pmdp);  in pmdp_xchg_lazy()
493 	return old;  in pmdp_xchg_lazy()
526 	pud_t old;  in pudp_flush_direct()  local
528 	old = *pudp;  in pudp_flush_direct()
529 	if (pud_val(old) & _REGION_ENTRY_INVALID)  in pudp_flush_direct()
530 		return old;  in pudp_flush_direct()
538 	return old;  in pudp_flush_direct()
544 	pud_t old;  in pudp_xchg_direct()  local
547 	old = pudp_flush_direct(mm, addr, pudp);  in pudp_xchg_direct()
550 	return old;  in pudp_xchg_direct()
797 	pgste_t old, new;  in set_guest_storage_key()  local
836 	new = old = pgste_get_lock(ptep);  in set_guest_storage_key()
855 	if ((pgste_val(new) ^ pgste_val(old)) &  in set_guest_storage_key()
907 	pgste_t old, new;  in reset_guest_reference_bit()  local
943 	new = old = pgste_get_lock(ptep);  in reset_guest_reference_bit()
954 	cc |= (pgste_val(old) & (PGSTE_GR_BIT | PGSTE_GC_BIT)) >> 49;  in reset_guest_reference_bit()
956 	if ((pgste_val(new) ^ pgste_val(old)) & PGSTE_GR_BIT)  in reset_guest_reference_bit()
1026  * @oldpgste: the old PGSTE will be saved there if the pointer is not NULL.