chenBright opened a new pull request, #2520: URL: https://github.com/apache/brpc/pull/2520
### What problem does this PR solve? Issue Number: Problem Summary: 目前`get_leaky_singleton`是基于pthread_once实现的，也存在#2517 提到的死锁问题。 https://github.com/apache/brpc/blob/df69b95cced673a69beec874ddd4900d26d850eb/src/butil/memory/singleton_on_pthread_once.h#L54-L64 ### What is changed and the side effects? Changed: 1. 支持bthread_once。 2. 基于bthread_once实现bthread singleton，解决死锁问题。 Side effects: - Performance effects(性能影响): - Breaking backward compatibility(向后兼容性): --- ### Check List: - Please make sure your changes are compilable(请确保你的更改可以通过编译). - When providing us with a new feature, it is best to add related tests(如果你向我们增加一个新的功能, 请添加相关测试). - Please follow [Contributor Covenant Code of Conduct](../../master/CODE_OF_CONDUCT.md).(请遵循贡献者准则). -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: dev-unsubscr...@brpc.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: dev-unsubscr...@brpc.apache.org For additional commands, e-mail: dev-h...@brpc.apache.org
