Is correct to load two kernels?

GPU5: Using Ethash OCL kernels (Ellesmere; -clkernel 1 -clgreen 1)
GPU9: DAG 63% GPU3: DAG generated in 5.5 s (525.0 MB/s)
GPU3: Using Ethash OCL kernels (Ellesmere; -clkernel 1 -clgreen 1)
GPU2: DAG generated in 6.0 s (482.2 MB/s)
GPU2: Using Ethash OCL kernels (Ellesmere; -clkernel 1 -clgreen 1)

I have entered only -clgreen kernel.