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authorFlorin Coras <fcoras@cisco.com>2020-04-09 21:23:01 +0000
committerFlorin Coras <florin.coras@gmail.com>2020-04-09 21:21:57 +0000
commit573f44c2f5c883753bc9880eead1bd662586521d (patch)
tree906e3b5162823d4a16d78db614940aaf9fe0181d /src/vnet
parent6fe7b75f3503aea950577ab769fdf292f3707256 (diff)
tcp: avoid regrabing error node in input and output
Type: improvement Signed-off-by: Florin Coras <fcoras@cisco.com> Change-Id: I2dd0187d069783ac8bc445a70f99934d91ae0e63
Diffstat (limited to 'src/vnet')
-rwxr-xr-xsrc/vnet/tcp/tcp_input.c18
-rw-r--r--src/vnet/tcp/tcp_output.c21
2 files changed, 16 insertions, 23 deletions
diff --git a/src/vnet/tcp/tcp_input.c b/src/vnet/tcp/tcp_input.c
index 403acad1700..b82eab0cc33 100755
--- a/src/vnet/tcp/tcp_input.c
+++ b/src/vnet/tcp/tcp_input.c
@@ -2836,11 +2836,9 @@ tcp46_input_inline (vlib_main_t * vm, vlib_node_runtime_t * node,
tcp_main_t *tm = vnet_get_tcp_main ();
vlib_buffer_t *bufs[VLIB_FRAME_SIZE], **b;
u16 nexts[VLIB_FRAME_SIZE], *next;
- vlib_node_runtime_t *error_node;
tcp_set_time_now (tcp_get_worker (thread_index));
- error_node = vlib_node_get_runtime (vm, tcp_node_index (input, is_ip4));
from = vlib_frame_vector_args (frame);
n_left_from = frame->n_vectors;
vlib_get_buffers (vm, from, bufs, n_left_from);
@@ -2876,8 +2874,8 @@ tcp46_input_inline (vlib_main_t * vm, vlib_node_runtime_t * node,
vnet_buffer (b[0])->tcp.connection_index = tc0->c_c_index;
vnet_buffer (b[1])->tcp.connection_index = tc1->c_c_index;
- tcp_input_dispatch_buffer (tm, tc0, b[0], &next[0], error_node);
- tcp_input_dispatch_buffer (tm, tc1, b[1], &next[1], error_node);
+ tcp_input_dispatch_buffer (tm, tc0, b[0], &next[0], node);
+ tcp_input_dispatch_buffer (tm, tc1, b[1], &next[1], node);
}
else
{
@@ -2885,24 +2883,24 @@ tcp46_input_inline (vlib_main_t * vm, vlib_node_runtime_t * node,
{
ASSERT (tcp_lookup_is_valid (tc0, b[0], tcp_buffer_hdr (b[0])));
vnet_buffer (b[0])->tcp.connection_index = tc0->c_c_index;
- tcp_input_dispatch_buffer (tm, tc0, b[0], &next[0], error_node);
+ tcp_input_dispatch_buffer (tm, tc0, b[0], &next[0], node);
}
else
{
tcp_input_set_error_next (tm, &next[0], &error0, is_ip4);
- b[0]->error = error_node->errors[error0];
+ b[0]->error = node->errors[error0];
}
if (PREDICT_TRUE (tc1 != 0))
{
ASSERT (tcp_lookup_is_valid (tc1, b[1], tcp_buffer_hdr (b[1])));
vnet_buffer (b[1])->tcp.connection_index = tc1->c_c_index;
- tcp_input_dispatch_buffer (tm, tc1, b[1], &next[1], error_node);
+ tcp_input_dispatch_buffer (tm, tc1, b[1], &next[1], node);
}
else
{
tcp_input_set_error_next (tm, &next[1], &error1, is_ip4);
- b[1]->error = error_node->errors[error1];
+ b[1]->error = node->errors[error1];
}
}
@@ -2928,12 +2926,12 @@ tcp46_input_inline (vlib_main_t * vm, vlib_node_runtime_t * node,
{
ASSERT (tcp_lookup_is_valid (tc0, b[0], tcp_buffer_hdr (b[0])));
vnet_buffer (b[0])->tcp.connection_index = tc0->c_c_index;
- tcp_input_dispatch_buffer (tm, tc0, b[0], &next[0], error_node);
+ tcp_input_dispatch_buffer (tm, tc0, b[0], &next[0], node);
}
else
{
tcp_input_set_error_next (tm, &next[0], &error0, is_ip4);
- b[0]->error = error_node->errors[error0];
+ b[0]->error = node->errors[error0];
}
b += 1;
diff --git a/src/vnet/tcp/tcp_output.c b/src/vnet/tcp/tcp_output.c
index b1af535eea7..a21c012b5b7 100644
--- a/src/vnet/tcp/tcp_output.c
+++ b/src/vnet/tcp/tcp_output.c
@@ -2181,9 +2181,6 @@ tcp46_output_inline (vlib_main_t * vm, vlib_node_runtime_t * node,
u32 n_left_from, *from, thread_index = vm->thread_index;
vlib_buffer_t *bufs[VLIB_FRAME_SIZE], **b;
u16 nexts[VLIB_FRAME_SIZE], *next;
- vlib_node_runtime_t *error_node;
-
- error_node = vlib_node_get_runtime (vm, tcp_node_index (output, is_ip4));
from = vlib_frame_vector_args (frame);
n_left_from = frame->n_vectors;
@@ -2221,8 +2218,8 @@ tcp46_output_inline (vlib_main_t * vm, vlib_node_runtime_t * node,
tcp_check_if_gso (tc0, b[0]);
tcp_check_if_gso (tc1, b[1]);
- tcp_output_handle_packet (tc0, b[0], error_node, &next[0], is_ip4);
- tcp_output_handle_packet (tc1, b[1], error_node, &next[1], is_ip4);
+ tcp_output_handle_packet (tc0, b[0], node, &next[0], is_ip4);
+ tcp_output_handle_packet (tc1, b[1], node, &next[1], is_ip4);
}
else
{
@@ -2230,24 +2227,22 @@ tcp46_output_inline (vlib_main_t * vm, vlib_node_runtime_t * node,
{
tcp_output_push_ip (vm, b[0], tc0, is_ip4);
tcp_check_if_gso (tc0, b[0]);
- tcp_output_handle_packet (tc0, b[0], error_node, &next[0],
- is_ip4);
+ tcp_output_handle_packet (tc0, b[0], node, &next[0], is_ip4);
}
else
{
- b[0]->error = error_node->errors[TCP_ERROR_INVALID_CONNECTION];
+ b[0]->error = node->errors[TCP_ERROR_INVALID_CONNECTION];
next[0] = TCP_OUTPUT_NEXT_DROP;
}
if (tc1 != 0)
{
tcp_output_push_ip (vm, b[1], tc1, is_ip4);
tcp_check_if_gso (tc1, b[1]);
- tcp_output_handle_packet (tc1, b[1], error_node, &next[1],
- is_ip4);
+ tcp_output_handle_packet (tc1, b[1], node, &next[1], is_ip4);
}
else
{
- b[1]->error = error_node->errors[TCP_ERROR_INVALID_CONNECTION];
+ b[1]->error = node->errors[TCP_ERROR_INVALID_CONNECTION];
next[1] = TCP_OUTPUT_NEXT_DROP;
}
}
@@ -2273,11 +2268,11 @@ tcp46_output_inline (vlib_main_t * vm, vlib_node_runtime_t * node,
{
tcp_output_push_ip (vm, b[0], tc0, is_ip4);
tcp_check_if_gso (tc0, b[0]);
- tcp_output_handle_packet (tc0, b[0], error_node, &next[0], is_ip4);
+ tcp_output_handle_packet (tc0, b[0], node, &next[0], is_ip4);
}
else
{
- b[0]->error = error_node->errors[TCP_ERROR_INVALID_CONNECTION];
+ b[0]->error = node->errors[TCP_ERROR_INVALID_CONNECTION];
next[0] = TCP_OUTPUT_NEXT_DROP;
}