Module Name:	src
Committed By:	yamt
Date:		Wed Mar 16 00:39:57 UTC 2005

Modified Files:
	src/sys/netinet: tcp_input.c tcp_output.c tcp_sack.c tcp_subr.c
	    tcp_var.h

Log Message:
simplify data receiver side sack processing.
- introduce t_segqlen, the number of segments in segq/timeq.
  the name is from freebsd.
- rather than maintaining a copy of sack blocks (rcv_sack_block[]),
  build it directly from the segment list when needed.


To generate a diff of this commit:
cvs rdiff -r1.223 -r1.224 src/sys/netinet/tcp_input.c
cvs rdiff -r1.127 -r1.128 src/sys/netinet/tcp_output.c
cvs rdiff -r1.9 -r1.10 src/sys/netinet/tcp_sack.c
cvs rdiff -r1.186 -r1.187 src/sys/netinet/tcp_subr.c
cvs rdiff -r1.122 -r1.123 src/sys/netinet/tcp_var.h

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.