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authorVlad Yasevich <vladislav.yasevich@hp.com>2008-06-04 15:38:43 -0400
committerDavid S. Miller <davem@davemloft.net>2008-06-04 15:38:43 -0400
commita6465234814efda9ed1dccdba852953f7508e827 (patch)
treed2aa1f6c5776b0bd85a1ae9652ab47b18a4ba744 /include
parent159c6bea37c54dfae44409467e0f17600722d541 (diff)
sctp: Correctly implement Fast Recovery cwnd manipulations.
Correctly keep track of Fast Recovery state and do not reduce congestion window multiple times during sucht state. Signed-off-by: Vlad Yasevich <vladislav.yasevich@hp.com> Tested-by: Wei Yongjun <yjwei@cn.fujitsu.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
-rw-r--r--include/net/sctp/structs.h8
1 files changed, 7 insertions, 1 deletions
diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h
index 917d425f0542..67592072a32e 100644
--- a/include/net/sctp/structs.h
+++ b/include/net/sctp/structs.h
@@ -902,7 +902,10 @@ struct sctp_transport {
902 * calculation completes (i.e. the DATA chunk 902 * calculation completes (i.e. the DATA chunk
903 * is SACK'd) clear this flag. 903 * is SACK'd) clear this flag.
904 */ 904 */
905 int rto_pending; 905 __u8 rto_pending;
906
907 /* Flag to track the current fast recovery state */
908 __u8 fast_recovery;
906 909
907 /* 910 /*
908 * These are the congestion stats. 911 * These are the congestion stats.
@@ -921,6 +924,9 @@ struct sctp_transport {
921 /* Data that has been sent, but not acknowledged. */ 924 /* Data that has been sent, but not acknowledged. */
922 __u32 flight_size; 925 __u32 flight_size;
923 926
927 /* TSN marking the fast recovery exit point */
928 __u32 fast_recovery_exit;
929
924 /* Destination */ 930 /* Destination */
925 struct dst_entry *dst; 931 struct dst_entry *dst;
926 /* Source address. */ 932 /* Source address. */