Author: rrs
Date: Mon Aug  6 09:22:07 2018
New Revision: 337375
URL: https://svnweb.freebsd.org/changeset/base/337375

Log:
  This fixes a bug in Rack where we were
  not properly using the correct value for
  Delayed Ack.
  
  Sponsored by: Netflix Inc.
  Differential Revision: https://reviews.freebsd.org/D16579

Modified:
  head/sys/netinet/tcp_stacks/rack.c

Modified: head/sys/netinet/tcp_stacks/rack.c
==============================================================================
--- head/sys/netinet/tcp_stacks/rack.c  Mon Aug  6 08:40:02 2018        
(r337374)
+++ head/sys/netinet/tcp_stacks/rack.c  Mon Aug  6 09:22:07 2018        
(r337375)
@@ -2275,7 +2275,7 @@ rack_start_hpts_timer(struct tcp_rack *rack, struct tc
        }
        hpts_timeout = rack_timer_start(tp, rack, cts);
        if (tp->t_flags & TF_DELACK) {
-               delayed_ack = tcp_delacktime;
+               delayed_ack = TICKS_2_MSEC(tcp_delacktime);
                rack->r_ctl.rc_hpts_flags |= PACE_TMR_DELACK;
        }
        if (delayed_ack && ((hpts_timeout == 0) ||
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