On Fri, Oct 01, 2021 at 02:37:45PM +0300, Andy Shevchenko wrote: > The guid_t type was defined in UAPI by mistake. > Keep it an internal type and leave uuid_le UAPI > for it's only user, i.e. MEI. It's used in they hyper-v drivers as a uapi between the kernel and the hypervisor, so isn't that something valid here? As I didn't see a 0/4 for this series, I'm confused as to your end-goal here. What are you trying to do with this series? thanks, greg k-h