On 27/01/2015 09:42, Paolo Bonzini wrote: > > *) When ANY_LAYOUT is negotiated by vhost-scsi, it's expected that > > virtio-scsi request + response headers may be (but not always..?) > > combined with data-out + data-in payloads into a single iovec.
Note that request and data-out can be combined, and response + data-in can be combined, but there still have to be separate iovecs for at least outgoing and incoming buffers (so 2 buffers for the control and request queues; 1 buffer for the event queue since it's unidirectional. Paolo -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
