Hi, > > Really need to split for different planes? I'd like a > > VFIO_IRQ_SUBTYPE_GFX_DISPLAY_EVENT > > so user space can probe change for all. > User space can choose to user different handlers according to the > specific event. For example, user space might not want to handle every > cursor event due to performance consideration. Besides, it can reduce > the probe times, as we don't need to probe twice to make sure if both > cursor plane and primary plane have been updated. I'd suggest to use the value passed via eventfd for that, i.e. instead of sending "1" unconditionally send a mask of changed planes. cheers, Gerd
