CAM_DEV_IDENTIFY_DATA_VALID
if ((path->device->flags & CAM_DEV_IDENTIFY_DATA_VALID) == 0)
path->device->flags |= CAM_DEV_IDENTIFY_DATA_VALID;
path->device->flags |= CAM_DEV_IDENTIFY_DATA_VALID;
if ((path->device->flags & CAM_DEV_IDENTIFY_DATA_VALID) != 0)
(device->flags & CAM_DEV_IDENTIFY_DATA_VALID)) {
path->device->flags |= CAM_DEV_IDENTIFY_DATA_VALID;