}
always_inline uword
-ip6_rewrite_inline (vlib_main_t * vm,
- vlib_node_runtime_t * node,
- vlib_frame_t * frame,
- int do_counters, int is_midchain, int is_mcast)
+ip6_rewrite_inline_with_gso (vlib_main_t * vm,
+ vlib_node_runtime_t * node,
+ vlib_frame_t * frame,
+ int do_counters, int is_midchain, int is_mcast,
+ int do_gso)
{
ip_lookup_main_t *lm = &ip6_main.lookup_main;
u32 *from = vlib_frame_vector_args (frame);
}
/* Check MTU of outgoing interface. */
- ip6_mtu_check (p0, clib_net_to_host_u16 (ip0->payload_length) +
- sizeof (ip6_header_t),
+ u16 ip0_len =
+ clib_net_to_host_u16 (ip0->payload_length) +
+ sizeof (ip6_header_t);
+ u16 ip1_len =
+ clib_net_to_host_u16 (ip1->payload_length) +
+ sizeof (ip6_header_t);
+ if (do_gso && (p0->flags & VNET_BUFFER_F_GSO))
+ ip0_len = gso_mtu_sz (p0);
+ if (do_gso && (p1->flags & VNET_BUFFER_F_GSO))
+ ip1_len = gso_mtu_sz (p1);
+
+
+
+ ip6_mtu_check (p0, ip0_len,
adj0[0].rewrite_header.max_l3_packet_bytes,
is_locally_originated0, &next0, &error0);
- ip6_mtu_check (p1, clib_net_to_host_u16 (ip1->payload_length) +
- sizeof (ip6_header_t),
+ ip6_mtu_check (p1, ip1_len,
adj1[0].rewrite_header.max_l3_packet_bytes,
is_locally_originated1, &next1, &error1);
vnet_feature_arc_start (lm->output_feature_arc_index,
tx_sw_if_index0, &next0, p0);
}
+ else
+ {
+ p0->error = error_node->errors[error0];
+ }
if (PREDICT_TRUE (error1 == IP6_ERROR_NONE))
{
p1->current_data -= rw_len1;
vnet_feature_arc_start (lm->output_feature_arc_index,
tx_sw_if_index1, &next1, p1);
}
+ else
+ {
+ p1->error = error_node->errors[error1];
+ }
/* Guess we are only writing on simple Ethernet header. */
vnet_rewrite_two_headers (adj0[0], adj1[0],
}
/* Check MTU of outgoing interface. */
- ip6_mtu_check (p0, clib_net_to_host_u16 (ip0->payload_length) +
- sizeof (ip6_header_t),
+ u16 ip0_len =
+ clib_net_to_host_u16 (ip0->payload_length) +
+ sizeof (ip6_header_t);
+ if (do_gso && (p0->flags & VNET_BUFFER_F_GSO))
+ ip0_len = gso_mtu_sz (p0);
+
+ ip6_mtu_check (p0, ip0_len,
adj0[0].rewrite_header.max_l3_packet_bytes,
is_locally_originated0, &next0, &error0);
vnet_feature_arc_start (lm->output_feature_arc_index,
tx_sw_if_index0, &next0, p0);
}
+ else
+ {
+ p0->error = error_node->errors[error0];
+ }
if (is_midchain)
{
(u8 *) ip0);
}
- p0->error = error_node->errors[error0];
-
from += 1;
n_left_from -= 1;
to_next += 1;
return frame->n_vectors;
}
+always_inline uword
+ip6_rewrite_inline (vlib_main_t * vm,
+ vlib_node_runtime_t * node,
+ vlib_frame_t * frame,
+ int do_counters, int is_midchain, int is_mcast)
+{
+ vnet_main_t *vnm = vnet_get_main ();
+ if (PREDICT_FALSE (vnm->interface_main.gso_interface_count > 0))
+ return ip6_rewrite_inline_with_gso (vm, node, frame, do_counters,
+ is_midchain, is_mcast,
+ 1 /* do_gso */ );
+ else
+ return ip6_rewrite_inline_with_gso (vm, node, frame, do_counters,
+ is_midchain, is_mcast,
+ 0 /* no do_gso */ );
+}
+
VLIB_NODE_FN (ip6_rewrite_node) (vlib_main_t * vm,
vlib_node_runtime_t * node,
vlib_frame_t * frame)