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SubjectRe: [PATCH 09/10] vfio: ccw: Suppressing the BOXED state
On Thu, 19 Apr 2018 16:48:12 +0200
Pierre Morel <pmorel@linux.vnet.ibm.com> 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 <pmorel@linux.vnet.ibm.com>
> ---
> 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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