so 4. 9. 2021 v 22:05 odesílatel <michael.christie@xxxxxxxxxx> napsal: > > Maybe you want to use -ENOSYS. Other lio sysfs files return that when the > operation is not supported. You could then handle all the warnings with > the same check. > Ok, better to be consistent with other LIO sysfs functions. I will submit a V2 later today. Thanks, Maurizio