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authorFlorin Coras <fcoras@cisco.com>2019-10-10 13:52:04 -0700
committerDave Barach <openvpp@barachs.net>2019-10-11 15:03:56 +0000
commitbbcfaac9571004d87998684c123354667b726532 (patch)
treea472215f21a2d108daca04b058d48792e6d6d5fb /src/vnet/tcp/tcp_output.c
parent3d36f19a0febaed532bd255a150504f7af8f18c2 (diff)
tcp: refactor flags into cfg and conn flags
Type: refactor Change-Id: Ib5e2ecf55732599e1322736e3662178c9da49c7d Signed-off-by: Florin Coras <fcoras@cisco.com>
Diffstat (limited to 'src/vnet/tcp/tcp_output.c')
-rw-r--r--src/vnet/tcp/tcp_output.c18
1 files changed, 9 insertions, 9 deletions
diff --git a/src/vnet/tcp/tcp_output.c b/src/vnet/tcp/tcp_output.c
index 047247e9ebe..fb806446dcc 100644
--- a/src/vnet/tcp/tcp_output.c
+++ b/src/vnet/tcp/tcp_output.c
@@ -405,7 +405,7 @@ tcp_update_burst_snd_vars (tcp_connection_t * tc)
tcp_update_rcv_wnd (tc);
- if (tc->flags & TCP_CONN_RATE_SAMPLE)
+ if (tc->cfg_flags & TCP_CFG_F_RATE_SAMPLE)
tc->flags |= TCP_CONN_TRACK_BURST;
if (tc->snd_una == tc->snd_nxt)
@@ -499,7 +499,7 @@ static inline u16
tcp_compute_checksum (tcp_connection_t * tc, vlib_buffer_t * b)
{
u16 checksum = 0;
- if (PREDICT_FALSE (tc->flags & TCP_CONN_NO_CSUM_OFFLOAD))
+ if (PREDICT_FALSE (tc->cfg_flags & TCP_CFG_F_NO_CSUM_OFFLOAD))
{
tcp_worker_ctx_t *wrk = tcp_get_worker (tc->c_thread_index);
vlib_main_t *vm = wrk->vm;
@@ -867,7 +867,7 @@ tcp_send_reset_w_pkt (tcp_connection_t * tc, vlib_buffer_t * pkt,
ASSERT ((pkt_ih4->ip_version_and_header_length & 0xF0) == 0x40);
ih4 = vlib_buffer_push_ip4 (vm, b, &pkt_ih4->dst_address,
&pkt_ih4->src_address, IP_PROTOCOL_TCP,
- (!(tc->flags & TCP_CONN_NO_CSUM_OFFLOAD)));
+ tcp_csum_offload (tc));
th->checksum = ip4_tcp_udp_compute_checksum (vm, b, ih4);
}
else
@@ -934,7 +934,7 @@ tcp_push_ip_hdr (tcp_worker_ctx_t * wrk, tcp_connection_t * tc,
ip4_header_t *ih;
ih = vlib_buffer_push_ip4 (vm, b, &tc->c_lcl_ip4,
&tc->c_rmt_ip4, IP_PROTOCOL_TCP,
- (!(tc->flags & TCP_CONN_NO_CSUM_OFFLOAD)));
+ tcp_csum_offload (tc));
th->checksum = ip4_tcp_udp_compute_checksum (vm, b, ih);
}
else
@@ -1445,7 +1445,7 @@ tcp_prepare_retransmit_segment (tcp_worker_ctx_t * wrk,
tc->snd_rxt_bytes += n_bytes;
- if (tc->flags & TCP_CONN_RATE_SAMPLE)
+ if (tc->cfg_flags & TCP_CFG_F_RATE_SAMPLE)
tcp_bt_track_rxt (tc, start, start + n_bytes);
tc->bytes_retrans += n_bytes;
@@ -1777,7 +1777,7 @@ tcp_timer_persist_handler (u32 index)
|| tc->snd_nxt == tc->snd_una_max
|| tc->rto_boff > 1));
- if (tc->flags & TCP_CONN_RATE_SAMPLE)
+ if (tc->cfg_flags & TCP_CFG_F_RATE_SAMPLE)
{
tcp_bt_check_app_limited (tc);
tcp_bt_track_tx (tc);
@@ -2301,8 +2301,7 @@ tcp_output_push_ip (vlib_main_t * vm, vlib_buffer_t * b0,
if (is_ip4)
ih0 = vlib_buffer_push_ip4 (vm, b0, &tc0->c_lcl_ip4, &tc0->c_rmt_ip4,
- IP_PROTOCOL_TCP,
- (!(tc0->flags & TCP_CONN_NO_CSUM_OFFLOAD)));
+ IP_PROTOCOL_TCP, tcp_csum_offload (tc0));
else
ih0 = vlib_buffer_push_ip6 (vm, b0, &tc0->c_lcl_ip6, &tc0->c_rmt_ip6,
IP_PROTOCOL_TCP);
@@ -2312,8 +2311,9 @@ tcp_output_push_ip (vlib_main_t * vm, vlib_buffer_t * b0,
always_inline void
tcp_check_if_gso (tcp_connection_t * tc, vlib_buffer_t * b)
{
- if (!tc->is_tso)
+ if (PREDICT_TRUE (!(tc->cfg_flags & TCP_CFG_F_TSO)))
return;
+
u16 data_len = b->current_length - sizeof (tcp_header_t) - tc->snd_opts_len;
if (PREDICT_FALSE (b->flags & VLIB_BUFFER_TOTAL_LENGTH_VALID))