84 	pte_t old;  in ptep_flush_direct()  local
86 	old = *ptep;  in ptep_flush_direct()
87 	if (unlikely(pte_val(old) & _PAGE_INVALID))  in ptep_flush_direct()
88 		return old;  in ptep_flush_direct()
96 	return old;  in ptep_flush_direct()
103 	pte_t old;  in ptep_flush_lazy()  local
105 	old = *ptep;  in ptep_flush_lazy()
106 	if (unlikely(pte_val(old) & _PAGE_INVALID))  in ptep_flush_lazy()
107 		return old;  in ptep_flush_lazy()
116 	return old;  in ptep_flush_lazy()
231 				    pgste_t pgste, pte_t old, pte_t new)  in ptep_xchg_commit()  argument
234 		if (pte_val(old) & _PAGE_INVALID)  in ptep_xchg_commit()
237 			pgste = pgste_update_all(old, pgste, mm);  in ptep_xchg_commit()
240 				old = set_pte_bit(old, __pgprot(_PAGE_UNUSED));  in ptep_xchg_commit()
247 	return old;  in ptep_xchg_commit()
254 	pte_t old;  in ptep_xchg_direct()  local
260 	old = ptep_flush_direct(mm, addr, ptep, nodat);  in ptep_xchg_direct()
261 	old = ptep_xchg_commit(mm, addr, ptep, pgste, old, new);  in ptep_xchg_direct()
263 	return old;  in ptep_xchg_direct()
296 	pte_t old;  in ptep_xchg_lazy()  local
302 	old = ptep_flush_lazy(mm, addr, ptep, nodat);  in ptep_xchg_lazy()
303 	old = ptep_xchg_commit(mm, addr, ptep, pgste, old, new);  in ptep_xchg_lazy()
305 	return old;  in ptep_xchg_lazy()
313 	pte_t old;  in ptep_modify_prot_start()  local
319 	old = ptep_flush_lazy(mm, addr, ptep, nodat);  in ptep_modify_prot_start()
321 		pgste = pgste_update_all(old, pgste, mm);  in ptep_modify_prot_start()
324 	return old;  in ptep_modify_prot_start()
377 	pmd_t old;  in pmdp_flush_direct()  local
379 	old = *pmdp;  in pmdp_flush_direct()
380 	if (pmd_val(old) & _SEGMENT_ENTRY_INVALID)  in pmdp_flush_direct()
381 		return old;  in pmdp_flush_direct()
389 	return old;  in pmdp_flush_direct()
395 	pmd_t old;  in pmdp_flush_lazy()  local
397 	old = *pmdp;  in pmdp_flush_lazy()
398 	if (pmd_val(old) & _SEGMENT_ENTRY_INVALID)  in pmdp_flush_lazy()
399 		return old;  in pmdp_flush_lazy()
411 	return old;  in pmdp_flush_lazy()
451 	pmd_t old;  in pmdp_xchg_direct()  local
454 	old = pmdp_flush_direct(mm, addr, pmdp);  in pmdp_xchg_direct()
457 	return old;  in pmdp_xchg_direct()
464 	pmd_t old;  in pmdp_xchg_lazy()  local
467 	old = pmdp_flush_lazy(mm, addr, pmdp);  in pmdp_xchg_lazy()
470 	return old;  in pmdp_xchg_lazy()
503 	pud_t old;  in pudp_flush_direct()  local
505 	old = *pudp;  in pudp_flush_direct()
506 	if (pud_val(old) & _REGION_ENTRY_INVALID)  in pudp_flush_direct()
507 		return old;  in pudp_flush_direct()
515 	return old;  in pudp_flush_direct()
521 	pud_t old;  in pudp_xchg_direct()  local
524 	old = pudp_flush_direct(mm, addr, pudp);  in pudp_xchg_direct()
527 	return old;  in pudp_xchg_direct()
774 	pgste_t old, new;  in set_guest_storage_key()  local
813 	new = old = pgste_get_lock(ptep);  in set_guest_storage_key()
832 	if ((pgste_val(new) ^ pgste_val(old)) &  in set_guest_storage_key()
884 	pgste_t old, new;  in reset_guest_reference_bit()  local
920 	new = old = pgste_get_lock(ptep);  in reset_guest_reference_bit()
931 	cc |= (pgste_val(old) & (PGSTE_GR_BIT | PGSTE_GC_BIT)) >> 49;  in reset_guest_reference_bit()
933 	if ((pgste_val(new) ^ pgste_val(old)) & PGSTE_GR_BIT)  in reset_guest_reference_bit()
1003  * @oldpgste: the old PGSTE will be saved there if the pointer is not NULL.