pytorch

ccbbb2d6 - Revert D28052211: [paramcomms] support for in and out split sizes

Revert D28052211: [paramcomms] support for in and out split sizes Test Plan: revert-hammer Differential Revision: D28052211 (https://github.com/pytorch/pytorch/commit/866b19e95d1b28fee07161e92692d2cccc788dcd) Original commit changeset: 4ab7d425fc72 fbshipit-source-id: 80c001ddcb3730f0487adddf66d9166f53c45a8c