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Subject: Re: [PATCH v2 0/2] transport-pci: Introduce legacy registers access using AQ
On Tue, May 16, 2023 at 11:28:04AM +0800, Jason Wang wrote: > > > > > Admin virtqueue doesn't preventing anything from letting IMS go directly to the > > > device. > > But there is no aq/cfgq/cmdq defined for the guest, so with current proposal it is prevented. > > > It's a choice of the implementation but not spec. Spec doesn't say adminq > can't be used for guest. It actually kind of does. adminq controls group members through the group owner. owner is not itself a member. For a guest controlling a member to use adminq you have to also pass the owner to guest. Possible but not a standard architecture. -- MST
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