pytorch

1b8efd3d - Avoid race condition in intrusive_ptr.reset_() (#24464)

Avoid race condition in intrusive_ptr.reset_() (#24464) Summary: This is a spin-off from https://github.com/pytorch/pytorch/issues/24368 (high priority inherited from https://github.com/pytorch/pytorch/issues/3818). Pull Request resolved: https://github.com/pytorch/pytorch/pull/24464 Differential Revision: D16928898 Pulled By: ezyang fbshipit-source-id: 2d66c7adbd52de52869b1fe69ce2842d035dbf86