pytorch

fc5fd972 - [DDP] Dont set thread local state in reducer autograd hook. (#62996)

[DDP] Dont set thread local state in reducer autograd hook. (#62996) Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/62996 No need to set this because autograd engine already propagates TLS states. ghstack-source-id: 135438220 Test Plan: CI Reviewed By: albanD Differential Revision: D30202078 fbshipit-source-id: e5e917269a03afd7a6b8e61f28b45cdb71ac3e64