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Subject: Re: [PATCH] virtio-ccw: relax device requirement for revision-specific command rejection
On Tue, 16 Feb 2021 11:47:28 +0100 Cornelia Huck <cohuck@redhat.com> wrote: > The device is currently required to reject any command that is > not contained in the negotiated revision. Some implementations > did not actively check for the revision when processing a command; > retroactively changing these implementations can break existing > drivers. > > Relaxing the rejection requirement to SHOULD makes these existing > device implementations compliant, and will not have any effect on > drivers that did not send any commands for wrong revisions. > > Fixes: https://github.com/oasis-tcs/virtio-spec/issues/96 > > Signed-off-by: Cornelia Huck <cohuck@redhat.com> Reviewed-by: Halil Pasic <pasic@linux.ibm.com>
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