func (srv *Srv) flush(req *Req) {
conn := req.Conn
tag := req.Tc.Oldtag
go9p.PackRflush(req.Rc)
conn.Lock()
r := conn.reqs[tag]
if r != nil {
req.flushreq = r.flushreq
r.flushreq = req
}
conn.Unlock()
if r == nil {
// there are no requests with that tag
req.Respond()
return
}
r.Lock()
status := r.status
if (status & (reqWork | reqSaved)) == 0 {
/* the request is not worked on yet */
r.status |= reqFlush
}
r.Unlock()
if (status & (reqWork | reqSaved)) == 0 {
r.Respond()
} else {
if op, ok := (srv.ops).(FlushOp); ok {
op.Flush(r)
}
}
}
// Respond to the request with Rflush message
func (req *Req) RespondRflush() {
err := go9p.PackRflush(req.Rc)
if err != nil {
req.RespondError(err)
} else {
req.Respond()
}
}