Fix is_locked()
Fix is_locked()

jriehl/numba,cpcloud/numba,stonebig/numba,seibert/numba,sklam/numba,stuartarchibald/numba,stonebig/numba,jriehl/numba,seibert/numba,numba/numba,cpcloud/numba,gmarkall/numba,numba/numba,stuartarchibald/numba,IntelLabs/numba,stuartarchibald/numba,jriehl/numba,IntelLabs/numba,jriehl/numba,sklam/numba,sklam/numba,seibert/numba,gmarkall/numba,numba/numba,sklam/numba,IntelLabs/numba,stonebig/numba,gmarkall/numba,stonebig/numba,jriehl/numba,IntelLabs/numba,gmarkall/numba,cpcloud/numba,stonebig/numba,cpcloud/numba,numba/numba,sklam/numba,stuartarchibald/numba,numba/numba,IntelLabs/numba,stuartarchibald/numba,seibert/numba,gmarkall/numba,seibert/numba,cpcloud/numba