On Fri, Aug 23, 2019 at 12:31:40PM +0200, Takashi Iwai wrote: > So, if any, we'd need put a mutex around the fallback loader code. > And, the mutex should be rather per device, not a global one. > > Or we may trick it by appending the second parallel caller into the > same wait queue, but the code will be more complex, so I don't think > worth for it. For now I'm thinking of a new API with a devname prefix to the driver. I'll have to test if that works, but not sure if I'll get to it today before my vacation starts (today). Luis