1132 		if (test_bit(key->bit_nr, &key->folio->flags))  in wake_page_function()
1135 			if (test_and_set_bit(key->bit_nr, &key->folio->flags))  in wake_page_function()
1167 static void folio_wake_bit(struct folio *folio, int bit_nr)  in folio_wake_bit()  argument
1174 	key.bit_nr = bit_nr;  in folio_wake_bit()
1214 static inline bool folio_trylock_flag(struct folio *folio, int bit_nr,  in folio_trylock_flag()  argument
1218 		if (test_and_set_bit(bit_nr, &folio->flags))  in folio_trylock_flag()
1220 	} else if (test_bit(bit_nr, &folio->flags))  in folio_trylock_flag()
1230 static inline int folio_wait_bit_common(struct folio *folio, int bit_nr,  in folio_wait_bit_common()  argument
1241 	if (bit_nr == PG_locked &&  in folio_wait_bit_common()
1251 	wait_page.bit_nr = bit_nr;  in folio_wait_bit_common()
1277 	if (!folio_trylock_flag(folio, bit_nr, wait))  in folio_wait_bit_common()
1327 		if (unlikely(test_and_set_bit(bit_nr, folio_flags(folio, 0))))  in folio_wait_bit_common()
1404 	wait_page.bit_nr = PG_locked;  in migration_entry_wait_on_locked()
1446 void folio_wait_bit(struct folio *folio, int bit_nr)  in folio_wait_bit()  argument
1448 	folio_wait_bit_common(folio, bit_nr, TASK_UNINTERRUPTIBLE, SHARED);  in folio_wait_bit()
1452 int folio_wait_bit_killable(struct folio *folio, int bit_nr)  in folio_wait_bit_killable()  argument
1454 	return folio_wait_bit_common(folio, bit_nr, TASK_KILLABLE, SHARED);  in folio_wait_bit_killable()
1665 	wait->bit_nr = PG_locked;  in __folio_lock_async()