#endif
#define metapage_locked(mp) test_bit(META_locked, &(mp)->flag)
-#define trylock_metapage(mp) test_and_set_bit(META_locked, &(mp)->flag)
+#define trylock_metapage(mp) test_and_set_bit_lock(META_locked, &(mp)->flag)
static inline void unlock_metapage(struct metapage *mp)
{
- clear_bit(META_locked, &mp->flag);
+ clear_bit_unlock(META_locked, &mp->flag);
wake_up(&mp->wait);
}