Hi Johannes, On 4/12/23 10:13, Johannes Berg wrote: > Hi, > >> So I just checked and the following LED drivers all have >> a blink_set() implementation which calls mutex_lock() >> and/or does I2C transfers: > > <snip> > > Yay ... <snip> > So not sure. Clearly it's a long-standing issue, and given that many > drivers are affected probably better to fix it in the LED core, but I > don't really know my way around it very well either. I think I've come up with a solution for this. I'll Cc you on the patch-set for this when it is ready. Regards, Hans