81 	pte_t old;  in ptep_flush_direct()  local
83 	old = *ptep;  in ptep_flush_direct()
84 	if (unlikely(pte_val(old) & _PAGE_INVALID))  in ptep_flush_direct()
85 		return old;  in ptep_flush_direct()
93 	return old;  in ptep_flush_direct()
100 	pte_t old;  in ptep_flush_lazy()  local
102 	old = *ptep;  in ptep_flush_lazy()
103 	if (unlikely(pte_val(old) & _PAGE_INVALID))  in ptep_flush_lazy()
104 		return old;  in ptep_flush_lazy()
113 	return old;  in ptep_flush_lazy()
250 				    pgste_t pgste, pte_t old, pte_t new)  in ptep_xchg_commit()  argument
253 		if (pte_val(old) & _PAGE_INVALID)  in ptep_xchg_commit()
256 			pgste = pgste_update_all(old, pgste, mm);  in ptep_xchg_commit()
259 				old = set_pte_bit(old, __pgprot(_PAGE_UNUSED));  in ptep_xchg_commit()
266 	return old;  in ptep_xchg_commit()
273 	pte_t old;  in ptep_xchg_direct()  local
279 	old = ptep_flush_direct(mm, addr, ptep, nodat);  in ptep_xchg_direct()
280 	old = ptep_xchg_commit(mm, addr, ptep, pgste, old, new);  in ptep_xchg_direct()
282 	return old;  in ptep_xchg_direct()
315 	pte_t old;  in ptep_xchg_lazy()  local
321 	old = ptep_flush_lazy(mm, addr, ptep, nodat);  in ptep_xchg_lazy()
322 	old = ptep_xchg_commit(mm, addr, ptep, pgste, old, new);  in ptep_xchg_lazy()
324 	return old;  in ptep_xchg_lazy()
332 	pte_t old;  in ptep_modify_prot_start()  local
339 	old = ptep_flush_lazy(mm, addr, ptep, nodat);  in ptep_modify_prot_start()
341 		pgste = pgste_update_all(old, pgste, mm);  in ptep_modify_prot_start()
344 	return old;  in ptep_modify_prot_start()
398 	pmd_t old;  in pmdp_flush_direct()  local
400 	old = *pmdp;  in pmdp_flush_direct()
401 	if (pmd_val(old) & _SEGMENT_ENTRY_INVALID)  in pmdp_flush_direct()
402 		return old;  in pmdp_flush_direct()
410 	return old;  in pmdp_flush_direct()
416 	pmd_t old;  in pmdp_flush_lazy()  local
418 	old = *pmdp;  in pmdp_flush_lazy()
419 	if (pmd_val(old) & _SEGMENT_ENTRY_INVALID)  in pmdp_flush_lazy()
420 		return old;  in pmdp_flush_lazy()
432 	return old;  in pmdp_flush_lazy()
472 	pmd_t old;  in pmdp_xchg_direct()  local
475 	old = pmdp_flush_direct(mm, addr, pmdp);  in pmdp_xchg_direct()
478 	return old;  in pmdp_xchg_direct()
485 	pmd_t old;  in pmdp_xchg_lazy()  local
488 	old = pmdp_flush_lazy(mm, addr, pmdp);  in pmdp_xchg_lazy()
491 	return old;  in pmdp_xchg_lazy()
524 	pud_t old;  in pudp_flush_direct()  local
526 	old = *pudp;  in pudp_flush_direct()
527 	if (pud_val(old) & _REGION_ENTRY_INVALID)  in pudp_flush_direct()
528 		return old;  in pudp_flush_direct()
536 	return old;  in pudp_flush_direct()
542 	pud_t old;  in pudp_xchg_direct()  local
545 	old = pudp_flush_direct(mm, addr, pudp);  in pudp_xchg_direct()
548 	return old;  in pudp_xchg_direct()
795 	pgste_t old, new;  in set_guest_storage_key()  local
834 	new = old = pgste_get_lock(ptep);  in set_guest_storage_key()
853 	if ((pgste_val(new) ^ pgste_val(old)) &  in set_guest_storage_key()
905 	pgste_t old, new;  in reset_guest_reference_bit()  local
941 	new = old = pgste_get_lock(ptep);  in reset_guest_reference_bit()
952 	cc |= (pgste_val(old) & (PGSTE_GR_BIT | PGSTE_GC_BIT)) >> 49;  in reset_guest_reference_bit()
954 	if ((pgste_val(new) ^ pgste_val(old)) & PGSTE_GR_BIT)  in reset_guest_reference_bit()
1024  * @oldpgste: the old PGSTE will be saved there if the pointer is not NULL.