diff options
| author |   Florin Coras <fcoras@cisco.com> | 2019-10-12 18:10:20 -0700 |
|---|---|---|
| committer |   Damjan Marion <dmarion@me.com> | 2019-10-23 07:46:33 +0000 |
| commit | d6ae4bf13a7819d64d128d196d491af4700fa948 (patch) | |
| tree | d15e109f3741d3bc5db4946366d4581a25fd7063 /src/vnet/tcp/tcp.h | |
| parent | 81cb8e4092991d3fd1e24f0862c12548a2d4c714 (diff) | |
tcp: improve rate samples for retansmitted segments
Type: fix
- Initialize max_seq on both transmitted and retransmitted segments
- Keep track of segments that have been sacked.
- Track new data segments sent during recovery
Change-Id: Ice55231a3da200ae6171702e54b2ce155f831143
Signed-off-by: Florin Coras <fcoras@cisco.com>
Diffstat (limited to 'src/vnet/tcp/tcp.h')
| -rw-r--r-- | src/vnet/tcp/tcp.h | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/src/vnet/tcp/tcp.h b/src/vnet/tcp/tcp.h index 75046ae8155..955b2dde8fe 100644 --- a/src/vnet/tcp/tcp.h +++ b/src/vnet/tcp/tcp.h @@ -140,7 +140,6 @@ typedef enum tcp_cfg_flag_ _(DEQ_PENDING, "Dequeue pending ") \ _(PSH_PENDING, "PSH pending") \ _(FINRCVD, "FIN received") \ - _(TRACK_BURST, "Track burst") \ _(ZERO_RWND_SENT, "Zero RWND sent") \ typedef enum tcp_connection_flag_bits_ @@ -256,6 +255,7 @@ typedef enum tcp_bts_flags_ { TCP_BTS_IS_RXT = 1, TCP_BTS_IS_APP_LIMITED = 1 << 1, + TCP_BTS_IS_SACKED = 1 << 2, } __clib_packed tcp_bts_flags_t; typedef struct tcp_bt_sample_ @@ -821,7 +821,7 @@ void tcp_bt_flush_samples (tcp_connection_t * tc); * * @param tc tcp connection */ -void tcp_bt_track_tx (tcp_connection_t * tc); +void tcp_bt_track_tx (tcp_connection_t * tc, u32 len); /** * Track a tcp retransmission * @@ -852,6 +852,7 @@ void tcp_bt_check_app_limited (tcp_connection_t * tc); * @param bt byte tracker */ int tcp_bt_is_sane (tcp_byte_tracker_t * bt); +u8 *format_tcp_bt (u8 * s, va_list * args); always_inline u32 tcp_end_seq (tcp_header_t * th, u32 len) |