Cuda101 upgrade (#26823)
Summary:
test run: https://github.com/pytorch/pytorch/issues/26732
Pull Request resolved: https://github.com/pytorch/pytorch/pull/26823
Reviewed By: soumith
Differential Revision: D17576095
Pulled By: mingbowan
fbshipit-source-id: 269cf443aea18b47bbee63996d035bc5bcd2726b
