On Thu, 19 Apr 2018 16:48:12 +0200
Pierre Morel <[email protected]> wrote:

> VFIO_CCW_STATE_BOXED and VFIO_CCW_STATE_BUSY are the same
> states.
> Let's only keep one: VFIO_CCW_STATE_BUSY
> 
> Signed-off-by: Pierre Morel <[email protected]>
> ---
>  drivers/s390/cio/vfio_ccw_fsm.c     | 9 ---------
>  drivers/s390/cio/vfio_ccw_private.h | 1 -
>  2 files changed, 10 deletions(-)

I think they were initially supposed to cover two different things:
- BUSY: we're currently dealing with an I/O request
- BOXED: the device currently won't talk to us or we won't talk to it

It seems we never really did anything useful with BOXED; but should we?

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