liuhongran626
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liuhongran626
`class MutexLockGuard : public noncopyable { public: explicit MutexLockGuard(MutexLock &mutex) : m_mutex(m_mutex) { m_mutex.lock(); } ~MutexLockGuard(){ m_mutex.unlock(); } private: MutexLock m_mutex; };` 首先，构造函数的mutex完全没用到，其次m_mutex无法被拷贝初始化，需要把m_mutex改为引用类型 各种错误，不知道怎么编译通过的
请问是需要跑多少个epoch呀？我看默认是五个