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authorFlorin Coras <fcoras@cisco.com>2019-07-05 18:31:54 -0700
committerDave Wallace <dwallacelf@gmail.com>2019-07-09 14:25:05 +0000
commitb3f58e1049ababf021a677595df49b0510e37279 (patch)
treeafa2c369254cd3479a1d57aae5e0cb8e6bf0b2ee /src/vnet/tcp/tcp.h
parent24cbf77f9fc836890398db65186f8f702f76b049 (diff)
tcp: track last lost bytes in sack sb
Type:feature Change-Id: I687809ebcc759cec8cb1d5c3b2b7e6bc995a7985 Signed-off-by: Florin Coras <fcoras@cisco.com>
Diffstat (limited to 'src/vnet/tcp/tcp.h')
-rw-r--r--src/vnet/tcp/tcp.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/vnet/tcp/tcp.h b/src/vnet/tcp/tcp.h
index a13a30dcb72..d736685771d 100644
--- a/src/vnet/tcp/tcp.h
+++ b/src/vnet/tcp/tcp.h
@@ -183,6 +183,7 @@ typedef struct _sack_scoreboard
u32 high_rxt; /**< Highest retransmitted sequence */
u32 rescue_rxt; /**< Rescue sequence number */
u32 lost_bytes; /**< Bytes lost as per RFC6675 */
+ u32 last_lost_bytes; /**< Number of bytes last lost */
u32 cur_rxt_hole; /**< Retransmitting from this hole */
#if TCP_SCOREBOARD_TRACE