Re: [PATCH v17 11/15] s390/ap: driver callback to indicate resource in use

From: Tony Krowiak
Date: Thu Nov 04 2021 - 11:48:25 EST




On 11/4/21 7:27 AM, Harald Freudenberger wrote:

reviewed again. I still don't like this as it introduces an unbalanced weighting for the
vfio dd but ... We could consider removing the

if (ap_drv->flags & AP_DRIVER_FLAG_DEFAULT)
return 0;

in function __verify_queue_reservations. It would still work as the 'default device
drivers' do not implement the in_use() callback and thus do not disagree about
the upcoming change.

I don't have a problem with that given the default drivers may one day
have use for implementing the callback.