Lines Matching defs:usable_r
385 int usable_r;
404 usable_r = snxt - tcp->tcp_suna;
405 usable_r = tcp->tcp_swnd - usable_r;
415 if (usable_r < 0) {
418 * -usable_r date beyond the window, re-adjust.
432 if ((-usable_r >> tcp->tcp_snd_ws) > 0) {
433 tcp_process_shrunk_swnd(tcp, -usable_r);
440 usable_r -= tcp->tcp_swnd - tcp->tcp_cwnd;
443 if (usable_r > len)
444 usable_r = len;
447 if (usable_r > 0) {
448 usable = usable_r;