SD_ZERO_WS16_UNMAP
case SD_ZERO_WS16_UNMAP:
sdkp->zeroing_mode = SD_ZERO_WS16_UNMAP;
if (sdkp->zeroing_mode == SD_ZERO_WS16_UNMAP ||
[SD_ZERO_WS16_UNMAP] = "writesame_16_unmap",