pytorch

83456923 - [online trainer] Add blob reorder (#39534)

[online trainer] Add blob reorder (#39534) Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/39534 Reviewed By: boryiingsu Differential Revision: D21871352 fbshipit-source-id: 00cce83b7351fdafd36d4db57c99fb8a58e8a260