On Thu, 19 Apr 2018 16:48:06 +0200 Pierre Morel <pmorel@xxxxxxxxxxxxxxxxxx> wrote: > The Sub channel event callback is threaded using workqueues. > The work uses the FSM introducing the VFIO_CCW_EVENT_SCH_EVENT > event. I don't think this is a good name; after all, all of the events are events for the subchannel :) This seems to be more of a "we need to update the schib" event... VFIO_CCW_EVENT_SCHIB_CHANGED? _SCH_CHANGED? _UPDATE_NEEDED? Tbh, I'm not quite sure this makes sense for me yet... will continue reading, but this probably needs a 'why'. > The update of the SCHIB is now done inside the FSM function. > > Signed-off-by: Pierre Morel <pmorel@xxxxxxxxxxxxxxxxxx> > --- > drivers/s390/cio/vfio_ccw_drv.c | 33 +++++++++++++-------------------- > drivers/s390/cio/vfio_ccw_fsm.c | 23 +++++++++++++++++++++++ > drivers/s390/cio/vfio_ccw_private.h | 3 +++ > 3 files changed, 39 insertions(+), 20 deletions(-)