Lines Matching defs:usable
4618 int usable = 0;
4733 * after entering ESTABLISHED state (RFC793). Setting usable to
4738 usable = 0;
4758 /* usable = MIN(swnd, cwnd) - unacked_bytes */
4766 /* usable = MIN(usable, unsent) */
4770 /* usable = MAX(usable, {1 for urgent, 0 for data}) */
4772 usable = usable_r;
4799 if (usable < (int)tcp->tcp_naglim &&
4814 if (len > usable) {
4815 len = usable;
4826 * ==> (!pushed || (unsent > usable))
4858 usable -= len; /* Approximate - can be adjusted later */
4859 if (usable > 0)
5093 usable -= tail_unsent;