svn commit: r255198 - head/sys/dev/cxgbe/tom

[Navdeep Parhar]

Author: np
Date: Tue Sep  3 23:34:04 2013
New Revision: 255198
URL: http://svnweb.freebsd.org/changeset/base/255198

Log:
  For TOE connections, the window scale factor in CPL_PASS_ACCEPT_REQ is
  set to 15 to indicate that the peer did not send a window scale option
  with its SYN.  Do not send a window scale option in the SYN|ACK reply
  in that case.

Modified:
  head/sys/dev/cxgbe/tom/t4_listen.c

Modified: head/sys/dev/cxgbe/tom/t4_listen.c
==============================================================================
--- head/sys/dev/cxgbe/tom/t4_listen.c	Tue Sep  3 23:20:03 2013	(r255197)
+++ head/sys/dev/cxgbe/tom/t4_listen.c	Tue Sep  3 23:34:04 2013	(r255198)
@@ -1007,7 +1007,7 @@ calc_opt2p(struct adapter *sc, struct po
 			opt2 |= F_TSTAMPS_EN;
 		if (tcpopt->sack)
 			opt2 |= F_SACK_EN;
-		if (tcpopt->wsf > 0)
+		if (tcpopt->wsf <= 14)
 			opt2 |= F_WND_SCALE_EN;
 	}