WAIT_FOR_IDLE
(vscsi->flags & WAIT_FOR_IDLE)) {
vscsi->flags &= ~WAIT_FOR_IDLE;
vscsi->flags |= WAIT_FOR_IDLE;
list_empty(&vscsi->waiting_rsp) && (vscsi->flags & WAIT_FOR_IDLE)) {
vscsi->flags &= ~WAIT_FOR_IDLE;