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authorFlorin Coras <fcoras@cisco.com>2019-08-16 09:44:00 -0700
committerDamjan Marion <dmarion@me.com>2019-08-19 09:22:38 +0000
commit12f6936cd8f69f17820ef749515fcf4d50001c60 (patch)
tree50d071be4ac5511e72262ffe873f6a33a4535a81 /src
parentd206724e78d99aee5d91d43fb0832d51d70eb57a (diff)
tcp: set cc_algo on connection alloc
Type: feature Change-Id: Ie00329b11e26cab5db64b9c006171d283854c8ef Signed-off-by: Florin Coras <fcoras@cisco.com>
Diffstat (limited to 'src')
-rw-r--r--src/vnet/tcp/tcp.c16
-rw-r--r--src/vnet/tcp/tcp.h2
-rwxr-xr-xsrc/vnet/tcp/tcp_input.c7
3 files changed, 19 insertions, 6 deletions
diff --git a/src/vnet/tcp/tcp.c b/src/vnet/tcp/tcp.c
index 4628e4ba38d..44ee8c8bfcb 100644
--- a/src/vnet/tcp/tcp.c
+++ b/src/vnet/tcp/tcp.c
@@ -73,7 +73,6 @@ tcp_add_del_adjacency (tcp_connection_t * tc, u8 is_add)
static void
tcp_cc_init (tcp_connection_t * tc)
{
- tc->cc_algo = tcp_cc_algo_get (tcp_cfg.cc_algo);
tc->cc_algo->init (tc);
}
@@ -136,6 +135,7 @@ tcp_connection_bind (u32 session_index, transport_endpoint_t * lcl)
listener->c_s_index = session_index;
listener->c_fib_index = lcl->fib_index;
listener->state = TCP_STATE_LISTEN;
+ listener->cc_algo = tcp_cc_algo_get (tcp_cfg.cc_algo);
tcp_connection_timers_init (listener);
@@ -306,6 +306,19 @@ tcp_connection_alloc (u8 thread_index)
return tc;
}
+tcp_connection_t *
+tcp_connection_alloc_w_base (u8 thread_index, tcp_connection_t * base)
+{
+ tcp_main_t *tm = vnet_get_tcp_main ();
+ tcp_connection_t *tc;
+
+ pool_get (tm->connections[thread_index], tc);
+ clib_memcpy_fast (tc, base, sizeof (*tc));
+ tc->c_c_index = tc - tm->connections[thread_index];
+ tc->c_thread_index = thread_index;
+ return tc;
+}
+
void
tcp_connection_free (tcp_connection_t * tc)
{
@@ -738,6 +751,7 @@ tcp_session_open (transport_endpoint_cfg_t * rmt)
tc->c_is_ip4 = rmt->is_ip4;
tc->c_proto = TRANSPORT_PROTO_TCP;
tc->c_fib_index = rmt->fib_index;
+ tc->cc_algo = tcp_cc_algo_get (tcp_cfg.cc_algo);
/* The other connection vars will be initialized after SYN ACK */
tcp_connection_timers_init (tc);
diff --git a/src/vnet/tcp/tcp.h b/src/vnet/tcp/tcp.h
index 81ce1d52bde..c71b57777e6 100644
--- a/src/vnet/tcp/tcp.h
+++ b/src/vnet/tcp/tcp.h
@@ -705,6 +705,8 @@ void tcp_connection_cleanup (tcp_connection_t * tc);
void tcp_connection_del (tcp_connection_t * tc);
int tcp_half_open_connection_cleanup (tcp_connection_t * tc);
tcp_connection_t *tcp_connection_alloc (u8 thread_index);
+tcp_connection_t *tcp_connection_alloc_w_base (u8 thread_index,
+ tcp_connection_t * base);
void tcp_connection_free (tcp_connection_t * tc);
void tcp_connection_reset (tcp_connection_t * tc);
int tcp_configure_v4_source_address_range (vlib_main_t * vm,
diff --git a/src/vnet/tcp/tcp_input.c b/src/vnet/tcp/tcp_input.c
index ccefe74e69a..b9480cabf82 100755
--- a/src/vnet/tcp/tcp_input.c
+++ b/src/vnet/tcp/tcp_input.c
@@ -2302,7 +2302,6 @@ always_inline uword
tcp46_syn_sent_inline (vlib_main_t * vm, vlib_node_runtime_t * node,
vlib_frame_t * from_frame, int is_ip4)
{
- tcp_main_t *tm = vnet_get_tcp_main ();
u32 n_left_from, *from, *first_buffer, errors = 0;
u32 my_thread_index = vm->thread_index;
tcp_worker_ctx_t *wrk = tcp_get_worker (my_thread_index);
@@ -2433,10 +2432,7 @@ tcp46_syn_sent_inline (vlib_main_t * vm, vlib_node_runtime_t * node,
/* Valid SYN or SYN-ACK. Move connection from half-open pool to
* current thread pool. */
- pool_get (tm->connections[my_thread_index], new_tc0);
- clib_memcpy_fast (new_tc0, tc0, sizeof (*new_tc0));
- new_tc0->c_c_index = new_tc0 - tm->connections[my_thread_index];
- new_tc0->c_thread_index = my_thread_index;
+ new_tc0 = tcp_connection_alloc_w_base (my_thread_index, tc0);
new_tc0->rcv_nxt = vnet_buffer (b0)->tcp.seq_end;
new_tc0->irs = seq0;
new_tc0->timers[TCP_TIMER_RETRANSMIT_SYN] = TCP_TIMER_HANDLE_INVALID;
@@ -3105,6 +3101,7 @@ tcp46_listen_inline (vlib_main_t * vm, vlib_node_runtime_t * node,
child0->c_is_ip4 = is_ip4;
child0->state = TCP_STATE_SYN_RCVD;
child0->c_fib_index = lc0->c_fib_index;
+ child0->cc_algo = lc0->cc_algo;
if (is_ip4)
{