svn commit: r206840 - head/sys/netinet

Michael Tuexen tuexen at FreeBSD.org
Mon Apr 19 14:15:58 UTC 2010


Author: tuexen
Date: Mon Apr 19 14:15:58 2010
New Revision: 206840
URL: http://svn.freebsd.org/changeset/base/206840

Log:
  Get delayed SACK working again.
  
  MFC after: 3 days.

Modified:
  head/sys/netinet/sctp_indata.c

Modified: head/sys/netinet/sctp_indata.c
==============================================================================
--- head/sys/netinet/sctp_indata.c	Mon Apr 19 14:07:33 2010	(r206839)
+++ head/sys/netinet/sctp_indata.c	Mon Apr 19 14:15:58 2010	(r206840)
@@ -2123,6 +2123,10 @@ failed_pdapi_express_del:
 		}
 	}
 finish_express_del:
+	if (tsn == (asoc->cumulative_tsn + 1)) {
+		/* Update cum-ack */
+		asoc->cumulative_tsn = tsn;
+	}
 	if (last_chunk) {
 		*m = NULL;
 	}


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