REQ_F_ISREG
res |= REQ_F_ISREG;
if (req->file && (req->flags & REQ_F_ISREG)) {
if (!(req->flags & REQ_F_ISREG))
(req->flags & REQ_F_ISREG))
if (req->flags & REQ_F_ISREG) {
return req->flags & REQ_F_ISREG ||