1098 		if (test_bit(key->bit_nr, &key->folio->flags))  in wake_page_function()
1101 			if (test_and_set_bit(key->bit_nr, &key->folio->flags))  in wake_page_function()
1133 static void folio_wake_bit(struct folio *folio, int bit_nr)  in folio_wake_bit()  argument
1141 	key.bit_nr = bit_nr;  in folio_wake_bit()
1206 static inline bool folio_trylock_flag(struct folio *folio, int bit_nr,  in folio_trylock_flag()  argument
1210 		if (test_and_set_bit(bit_nr, &folio->flags))  in folio_trylock_flag()
1212 	} else if (test_bit(bit_nr, &folio->flags))  in folio_trylock_flag()
1222 static inline int folio_wait_bit_common(struct folio *folio, int bit_nr,  in folio_wait_bit_common()  argument
1233 	if (bit_nr == PG_locked &&  in folio_wait_bit_common()
1243 	wait_page.bit_nr = bit_nr;  in folio_wait_bit_common()
1269 	if (!folio_trylock_flag(folio, bit_nr, wait))  in folio_wait_bit_common()
1319 		if (unlikely(test_and_set_bit(bit_nr, folio_flags(folio, 0))))  in folio_wait_bit_common()
1396 	wait_page.bit_nr = PG_locked;  in migration_entry_wait_on_locked()
1438 void folio_wait_bit(struct folio *folio, int bit_nr)  in folio_wait_bit()  argument
1440 	folio_wait_bit_common(folio, bit_nr, TASK_UNINTERRUPTIBLE, SHARED);  in folio_wait_bit()
1444 int folio_wait_bit_killable(struct folio *folio, int bit_nr)  in folio_wait_bit_killable()  argument
1446 	return folio_wait_bit_common(folio, bit_nr, TASK_KILLABLE, SHARED);  in folio_wait_bit_killable()
1647 	wait->bit_nr = PG_locked;  in __folio_lock_async()