pytorch

a5e65866 - Revert D16357177: [pytorch][PR] Fix race condition, bad lock hierarchy. Move getFreeMutex() into AutoNcclGroup.

Revert D16357177: [pytorch][PR] Fix race condition, bad lock hierarchy. Move getFreeMutex() into AutoNcclGroup. Differential Revision: D16357177 Original commit changeset: f4ca9cd46cc6 fbshipit-source-id: 49e66e7e59df6cbc7f5d847bacc07da134067956