#include <vppinfra/xxhash.h>
#include <vnet/ethernet/ethernet.h>
+#include <dpdk/buffer.h>
#include <dpdk/device/dpdk.h>
#include <vnet/classify/vnet_classify.h>
#include <vnet/mpls/packet.h>
static_always_inline uword
dpdk_process_subseq_segs (vlib_main_t * vm, vlib_buffer_t * b,
- struct rte_mbuf *mb, vlib_buffer_free_list_t * fl)
+ struct rte_mbuf *mb, vlib_buffer_t * bt)
{
u8 nb_seg = 1;
struct rte_mbuf *mb_seg = 0;
ASSERT (mb_seg != 0);
b_seg = vlib_buffer_from_rte_mbuf (mb_seg);
- vlib_buffer_init_for_free_list (b_seg, fl);
-
- ASSERT ((b_seg->flags & VLIB_BUFFER_NEXT_PRESENT) == 0);
- ASSERT (b_seg->current_data == 0);
+ vlib_buffer_copy_template (b_seg, bt);
/*
* The driver (e.g. virtio) may not put the packet data at the start
<code>xd->per_interface_next_index</code>
*/
-static_always_inline u8
-dpdk_ol_flags_extract (struct rte_mbuf **mb, u8 * flags, int count)
+static_always_inline u16
+dpdk_ol_flags_extract (struct rte_mbuf **mb, u16 * flags, int count)
{
- u8 rv = 0;
+ u16 rv = 0;
int i;
for (i = 0; i < count; i++)
{
/* all flags we are interested in are in lower 8 bits but
that might change */
- flags[i] = (u8) mb[i]->ol_flags;
+ flags[i] = (u16) mb[i]->ol_flags;
rv |= flags[i];
}
return rv;
static_always_inline uword
dpdk_process_rx_burst (vlib_main_t * vm, dpdk_per_thread_data_t * ptd,
- uword n_rx_packets, int maybe_multiseg, u8 * or_flagsp)
+ uword n_rx_packets, int maybe_multiseg,
+ u16 * or_flagsp)
{
u32 n_left = n_rx_packets;
vlib_buffer_t *b[4];
- vlib_buffer_free_list_t *fl;
struct rte_mbuf **mb = ptd->mbufs;
uword n_bytes = 0;
- u8 *flags, or_flags = 0;
-
- if (maybe_multiseg)
- fl = vlib_buffer_get_free_list (vm, VLIB_BUFFER_DEFAULT_FREE_LIST_INDEX);
+ u16 *flags, or_flags = 0;
+ vlib_buffer_t bt;
mb = ptd->mbufs;
flags = ptd->flags;
+ /* copy template into local variable - will save per packet load */
+ vlib_buffer_copy_template (&bt, &ptd->buffer_template);
while (n_left >= 8)
{
dpdk_prefetch_buffer_x4 (mb + 4);
b[2] = vlib_buffer_from_rte_mbuf (mb[2]);
b[3] = vlib_buffer_from_rte_mbuf (mb[3]);
- clib_memcpy64_x4 (b[0], b[1], b[2], b[3], &ptd->buffer_template);
+ vlib_buffer_copy_template (b[0], &bt);
+ vlib_buffer_copy_template (b[1], &bt);
+ vlib_buffer_copy_template (b[2], &bt);
+ vlib_buffer_copy_template (b[3], &bt);
dpdk_prefetch_mbuf_x4 (mb + 4);
if (maybe_multiseg)
{
- n_bytes += dpdk_process_subseq_segs (vm, b[0], mb[0], fl);
- n_bytes += dpdk_process_subseq_segs (vm, b[1], mb[1], fl);
- n_bytes += dpdk_process_subseq_segs (vm, b[2], mb[2], fl);
- n_bytes += dpdk_process_subseq_segs (vm, b[3], mb[3], fl);
+ n_bytes += dpdk_process_subseq_segs (vm, b[0], mb[0], &bt);
+ n_bytes += dpdk_process_subseq_segs (vm, b[1], mb[1], &bt);
+ n_bytes += dpdk_process_subseq_segs (vm, b[2], mb[2], &bt);
+ n_bytes += dpdk_process_subseq_segs (vm, b[3], mb[3], &bt);
}
VLIB_BUFFER_TRACE_TRAJECTORY_INIT (b[0]);
while (n_left)
{
b[0] = vlib_buffer_from_rte_mbuf (mb[0]);
- clib_memcpy_fast (b[0], &ptd->buffer_template, 64);
+ vlib_buffer_copy_template (b[0], &bt);
or_flags |= dpdk_ol_flags_extract (mb, flags, 1);
flags += 1;
n_bytes += b[0]->current_length = mb[0]->data_len;
if (maybe_multiseg)
- n_bytes += dpdk_process_subseq_segs (vm, b[0], mb[0], fl);
+ n_bytes += dpdk_process_subseq_segs (vm, b[0], mb[0], &bt);
VLIB_BUFFER_TRACE_TRAJECTORY_INIT (b[0]);
/* next */
/* TODO prefetch and quad-loop */
for (n = 0; n < n_rx_packets; n++)
{
- if ((ptd->flags[n] & (1 << PKT_RX_FDIR)) == 0)
+ if ((ptd->flags[n] & PKT_RX_FDIR_ID) == 0)
continue;
fle = pool_elt_at_index (xd->flow_lookup_entries,
vlib_node_runtime_t * node, u32 thread_index, u16 queue_id)
{
uword n_rx_packets = 0, n_rx_bytes;
+ dpdk_rx_queue_t *rxq = vec_elt_at_index (xd->rx_queues, queue_id);
u32 n_left, n_trace;
u32 *buffers;
u32 next_index = VNET_DEVICE_INPUT_NEXT_ETHERNET_INPUT;
struct rte_mbuf **mb;
vlib_buffer_t *b0;
u16 *next;
- u8 or_flags;
+ u16 or_flags;
u32 n;
int single_next = 0;
bt->error = node->errors[DPDK_ERROR_NONE];
/* as DPDK is allocating empty buffers from mempool provided before interface
start for each queue, it is safe to store this in the template */
- bt->buffer_pool_index = xd->buffer_pool_for_queue[queue_id];
+ bt->buffer_pool_index = rxq->buffer_pool_index;
+ bt->ref_count = 1;
vnet_buffer (bt)->feature_arc_index = 0;
bt->current_config_index = 0;
vlib_frame_t *f;
ethernet_input_frame_t *ef;
nf = vlib_node_runtime_get_next_frame (vm, node, next_index);
- f = vlib_get_frame (vm, nf->frame_index);
+ f = vlib_get_frame (vm, nf->frame);
f->flags = ETH_INPUT_FRAME_F_SINGLE_SW_IF_IDX;
ef = vlib_frame_scalar_args (f);
if (xd->flags & DPDK_DEVICE_FLAG_RX_IP4_CKSUM &&
(or_flags & PKT_RX_IP_CKSUM_BAD) == 0)
f->flags |= ETH_INPUT_FRAME_F_IP4_CKSUM_OK;
+ vlib_frame_no_append (f);
}
n_left_to_next -= n_rx_packets;
vlib_put_next_frame (vm, node, next_index, n_left_to_next);
b0 = vlib_get_buffer (vm, buffers[0]);
if (single_next == 0)
next_index = next[0];
- vlib_trace_buffer (vm, node, next_index, b0, /* follow_chain */ 0);
-
- dpdk_rx_trace_t *t0 = vlib_add_trace (vm, node, b0, sizeof t0[0]);
- t0->queue_index = queue_id;
- t0->device_index = xd->device_index;
- t0->buffer_index = vlib_get_buffer_index (vm, b0);
-
- clib_memcpy_fast (&t0->mb, mb[0], sizeof t0->mb);
- clib_memcpy_fast (&t0->buffer, b0,
- sizeof b0[0] - sizeof b0->pre_data);
- clib_memcpy_fast (t0->buffer.pre_data, b0->data,
- sizeof t0->buffer.pre_data);
- clib_memcpy_fast (&t0->data, mb[0]->buf_addr + mb[0]->data_off,
- sizeof t0->data);
- n_trace--;
+
+ if (PREDICT_TRUE
+ (vlib_trace_buffer
+ (vm, node, next_index, b0, /* follow_chain */ 0)))
+ {
+
+ dpdk_rx_trace_t *t0 =
+ vlib_add_trace (vm, node, b0, sizeof t0[0]);
+ t0->queue_index = queue_id;
+ t0->device_index = xd->device_index;
+ t0->buffer_index = vlib_get_buffer_index (vm, b0);
+
+ clib_memcpy_fast (&t0->mb, mb[0], sizeof t0->mb);
+ clib_memcpy_fast (&t0->buffer, b0,
+ sizeof b0[0] - sizeof b0->pre_data);
+ clib_memcpy_fast (t0->buffer.pre_data, b0->data,
+ sizeof t0->buffer.pre_data);
+ clib_memcpy_fast (&t0->data, mb[0]->buf_addr + mb[0]->data_off,
+ sizeof t0->data);
+ n_trace--;
+ }
+
n_left--;
buffers++;
mb++;
vlib_set_trace_count (vm, node, n_trace);
}
- /* rx pcap capture if enabled */
- if (PREDICT_FALSE (dm->pcap[VLIB_RX].pcap_enable))
- {
- u32 bi0;
- n_left = n_rx_packets;
- buffers = ptd->buffers;
- while (n_left)
- {
- bi0 = buffers[0];
- b0 = vlib_get_buffer (vm, bi0);
- buffers++;
-
- if (dm->pcap[VLIB_RX].pcap_sw_if_index == 0 ||
- dm->pcap[VLIB_RX].pcap_sw_if_index
- == vnet_buffer (b0)->sw_if_index[VLIB_RX])
- {
- struct rte_mbuf *mb;
- i16 data_start;
- i32 temp_advance;
-
- /*
- * Note: current_data will have advanced
- * when we skip ethernet input.
- * Temporarily back up to the original DMA
- * target, so we capture a valid ethernet frame
- */
- mb = rte_mbuf_from_vlib_buffer (b0);
-
- /* Figure out the original data_start */
- data_start = (mb->buf_addr + mb->data_off) - (void *) b0->data;
- /* Back up that far */
- temp_advance = b0->current_data - data_start;
- vlib_buffer_advance (b0, -temp_advance);
- /* Trace the packet */
- pcap_add_buffer (&dm->pcap[VLIB_RX].pcap_main, vm, bi0, 512);
- /* and advance again */
- vlib_buffer_advance (b0, temp_advance);
- }
- n_left--;
- }
- }
-
vlib_increment_combined_counter
(vnet_get_main ()->interface_main.combined_sw_if_counters
+ VNET_INTERFACE_COUNTER_RX, thread_index, xd->sw_if_index,
foreach_device_and_queue (dq, rt->devices_and_queues)
{
xd = vec_elt_at_index(dm->devices, dq->dev_instance);
- if (PREDICT_FALSE (xd->flags & DPDK_DEVICE_FLAG_BOND_SLAVE))
- continue; /* Do not poll slave to a bonded interface */
n_rx_packets += dpdk_device_input (vm, dm, xd, node, thread_index,
dq->queue_id);
}
.type = VLIB_NODE_TYPE_INPUT,
.name = "dpdk-input",
.sibling_of = "device-input",
+ .flags = VLIB_NODE_FLAG_TRACE_SUPPORTED,
/* Will be enabled if/when hardware is detected. */
.state = VLIB_NODE_STATE_DISABLED,