自旋锁已经不在安全,然后苹果又整出来个 os_unfair_lock_t (╯‵□′)╯︵┻━┻这个锁解决了优先级反转问题。
os_unfair_lock_t unfairLock;
unfairLock = &(OS_UNFAIR_LOCK_INIT);
os_unfair_lock_lock(unfairLock);
os_unfair_lock_unlock(unfairLock);
自旋锁已经不在安全,然后苹果又整出来个 os_unfair_lock_t (╯‵□′)╯︵┻━┻这个锁解决了优先级反转问题。
os_unfair_lock_t unfairLock;
unfairLock = &(OS_UNFAIR_LOCK_INIT);
os_unfair_lock_lock(unfairLock);
os_unfair_lock_unlock(unfairLock);