… > +++ b/drivers/resctrl/mpam_devices.c … > > +int mpam_ris_create(struct mpam_msc *msc, u8 ris_idx, > + enum mpam_class_types type, u8 class_id, int component_id) > +{ > + int err; > + > + mutex_lock(&mpam_list_lock); > + err = mpam_ris_create_locked(msc, ris_idx, type, class_id, > + component_id); > + mutex_unlock(&mpam_list_lock); … Under which circumstances would you become interested to apply a statement like “guard(mutex)(&mpam_list_lock);”? https://elixir.bootlin.com/linux/v6.17-rc5/source/include/linux/mutex.h#L228 Regards, Markus