memif_main_t *mm = &memif_main;
memif_ring_t *ring;
memif_queue_t *mq;
- u16 buffer_size = VLIB_BUFFER_DEFAULT_FREE_LIST_BYTES;
+ u16 buffer_size = vlib_buffer_get_default_data_size (vm);
uword n_trace = vlib_get_trace_count (vm, node);
+ u16 nexts[MEMIF_RX_VECTOR_SZ], *next = nexts;
+ u32 _to_next_bufs[MEMIF_RX_VECTOR_SZ], *to_next_bufs = _to_next_bufs, *bi;
u32 n_rx_packets = 0, n_rx_bytes = 0;
- u32 n_left;
+ u32 n_left, n_left_to_next;
+ u32 next_index = VNET_DEVICE_INPUT_NEXT_ETHERNET_INPUT;
vlib_buffer_t *b0, *b1, *b2, *b3;
u32 thread_index = vm->thread_index;
memif_per_thread_data_t *ptd = vec_elt_at_index (mm->per_thread_data,
thread_index);
- vlib_buffer_t *bt = &ptd->buffer_template;
+ vlib_buffer_t bt;
u16 cur_slot, last_slot, ring_size, n_slots, mask;
i16 start_offset;
u16 n_buffers = 0, n_alloc;
/* allocate free buffers */
vec_validate_aligned (ptd->buffers, n_buffers - 1, CLIB_CACHE_LINE_BYTES);
- n_alloc = vlib_buffer_alloc (vm, ptd->buffers, n_buffers);
+ n_alloc = vlib_buffer_alloc_from_pool (vm, ptd->buffers, n_buffers,
+ mq->buffer_pool_index);
if (PREDICT_FALSE (n_alloc != n_buffers))
{
if (n_alloc)
b2 = vlib_get_buffer (vm, ptd->buffers[co[2].buffer_vec_index]);
b3 = vlib_get_buffer (vm, ptd->buffers[co[3].buffer_vec_index]);
- clib_memcpy (b0->data + co[0].buffer_offset, co[0].data,
- co[0].data_len);
- clib_memcpy (b1->data + co[1].buffer_offset, co[1].data,
- co[1].data_len);
- clib_memcpy (b2->data + co[2].buffer_offset, co[2].data,
- co[2].data_len);
- clib_memcpy (b3->data + co[3].buffer_offset, co[3].data,
- co[3].data_len);
+ clib_memcpy_fast (b0->data + co[0].buffer_offset, co[0].data,
+ co[0].data_len);
+ clib_memcpy_fast (b1->data + co[1].buffer_offset, co[1].data,
+ co[1].data_len);
+ clib_memcpy_fast (b2->data + co[2].buffer_offset, co[2].data,
+ co[2].data_len);
+ clib_memcpy_fast (b3->data + co[3].buffer_offset, co[3].data,
+ co[3].data_len);
co += 4;
n_left -= 4;
while (n_left)
{
b0 = vlib_get_buffer (vm, ptd->buffers[co[0].buffer_vec_index]);
- clib_memcpy (b0->data + co[0].buffer_offset, co[0].data,
- co[0].data_len);
+ clib_memcpy_fast (b0->data + co[0].buffer_offset, co[0].data,
+ co[0].data_len);
co += 1;
n_left -= 1;
}
mq->last_tail = cur_slot;
}
- u16 nexts[MEMIF_RX_VECTOR_SZ], *next = nexts;
- u32 to_next_buffers[MEMIF_RX_VECTOR_SZ], *bi = to_next_buffers;
-
/* prepare buffer template and next indices */
- vnet_buffer (bt)->sw_if_index[VLIB_RX] = mif->sw_if_index;
- vnet_buffer (bt)->feature_arc_index = 0;
- bt->current_data = start_offset;
- bt->current_config_index = 0;
+ vnet_buffer (&ptd->buffer_template)->sw_if_index[VLIB_RX] =
+ mif->sw_if_index;
+ vnet_buffer (&ptd->buffer_template)->feature_arc_index = 0;
+ ptd->buffer_template.current_data = start_offset;
+ ptd->buffer_template.current_config_index = 0;
+ ptd->buffer_template.buffer_pool_index = mq->buffer_pool_index;
+ ptd->buffer_template.ref_count = 1;
if (mode == MEMIF_INTERFACE_MODE_ETHERNET)
{
- u32 next_index = VNET_DEVICE_INPUT_NEXT_ETHERNET_INPUT;
+ next_index = VNET_DEVICE_INPUT_NEXT_ETHERNET_INPUT;
if (mif->per_interface_next_index != ~0)
next_index = mif->per_interface_next_index;
else
vnet_feature_start_device_input_x1 (mif->sw_if_index, &next_index,
- bt);
- clib_memset_u16 (nexts, next_index, n_rx_packets);
+ &ptd->buffer_template);
+
+ vlib_get_new_next_frame (vm, node, next_index, to_next_bufs,
+ n_left_to_next);
+ if (PREDICT_TRUE (next_index == VNET_DEVICE_INPUT_NEXT_ETHERNET_INPUT))
+ {
+ vlib_next_frame_t *nf;
+ 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);
+ f->flags = ETH_INPUT_FRAME_F_SINGLE_SW_IF_IDX;
+
+ ef = vlib_frame_scalar_args (f);
+ ef->sw_if_index = mif->sw_if_index;
+ ef->hw_if_index = mif->hw_if_index;
+ vlib_frame_no_append (f);
+ }
}
/* process buffer metadata */
u32 n_from = n_rx_packets;
po = ptd->packet_ops;
+ bi = to_next_bufs;
+
+ /* copy template into local variable - will save per packet load */
+ vlib_buffer_copy_template (&bt, &ptd->buffer_template);
while (n_from >= 8)
{
- b0 = vlib_get_buffer (vm, po[4].first_buffer_vec_index);
- b1 = vlib_get_buffer (vm, po[5].first_buffer_vec_index);
- b2 = vlib_get_buffer (vm, po[6].first_buffer_vec_index);
- b3 = vlib_get_buffer (vm, po[7].first_buffer_vec_index);
+ b0 = vlib_get_buffer (vm, ptd->buffers[po[0].first_buffer_vec_index]);
+ b1 = vlib_get_buffer (vm, ptd->buffers[po[1].first_buffer_vec_index]);
+ b2 = vlib_get_buffer (vm, ptd->buffers[po[2].first_buffer_vec_index]);
+ b3 = vlib_get_buffer (vm, ptd->buffers[po[3].first_buffer_vec_index]);
+
vlib_prefetch_buffer_header (b0, STORE);
vlib_prefetch_buffer_header (b1, STORE);
vlib_prefetch_buffer_header (b2, STORE);
b2 = vlib_get_buffer (vm, bi[2]);
b3 = vlib_get_buffer (vm, bi[3]);
- clib_memcpy64_x4 (b0, b1, b2, b3, bt);
+ vlib_buffer_copy_template (b0, &bt);
+ vlib_buffer_copy_template (b1, &bt);
+ vlib_buffer_copy_template (b2, &bt);
+ vlib_buffer_copy_template (b3, &bt);
b0->current_length = po[0].packet_len;
n_rx_bytes += b0->current_length;
fbvi[0] = po[0].first_buffer_vec_index;
bi[0] = ptd->buffers[fbvi[0]];
b0 = vlib_get_buffer (vm, bi[0]);
- clib_memcpy (b0, bt, 64);
+ vlib_buffer_copy_template (b0, &bt);
b0->current_length = po->packet_len;
n_rx_bytes += b0->current_length;
if (PREDICT_FALSE ((n_trace = vlib_get_trace_count (vm, node))))
{
u32 n_left = n_rx_packets;
- bi = to_next_buffers;
+ bi = to_next_bufs;
next = nexts;
+ u32 ni = next_index;
while (n_trace && n_left)
{
vlib_buffer_t *b;
memif_input_trace_t *tr;
+ if (mode != MEMIF_INTERFACE_MODE_ETHERNET)
+ ni = next[0];
b = vlib_get_buffer (vm, bi[0]);
- vlib_trace_buffer (vm, node, next[0], b, /* follow_chain */ 0);
+ vlib_trace_buffer (vm, node, ni, b, /* follow_chain */ 0);
tr = vlib_add_trace (vm, node, b, sizeof (*tr));
- tr->next_index = next[0];
+ tr->next_index = ni;
tr->hw_if_index = mif->hw_if_index;
tr->ring = qid;
vlib_set_trace_count (vm, node, n_trace);
}
- vlib_buffer_enqueue_to_next (vm, node, to_next_buffers, nexts,
- n_rx_packets);
+ if (mode == MEMIF_INTERFACE_MODE_ETHERNET)
+ {
+ n_left_to_next -= n_rx_packets;
+ vlib_put_next_frame (vm, node, next_index, n_left_to_next);
+ }
+ else
+ vlib_buffer_enqueue_to_next (vm, node, to_next_bufs, nexts, n_rx_packets);
vlib_increment_combined_counter (vnm->interface_main.combined_sw_if_counters
+ VNET_INTERFACE_COUNTER_RX, thread_index,
/* asume that somebody will want to add ethernet header on the packet
so start with IP header at offset 14 */
start_offset = (mode == MEMIF_INTERFACE_MODE_IP) ? 14 : 0;
- buffer_length = VLIB_BUFFER_DEFAULT_FREE_LIST_BYTES - start_offset;
+ buffer_length = vlib_buffer_get_default_data_size (vm) - start_offset;
cur_slot = mq->last_tail;
last_slot = ring->tail;
goto done;
memif_desc_t *dt = &ptd->desc_template;
- memset (dt, 0, sizeof (memif_desc_t));
+ clib_memset (dt, 0, sizeof (memif_desc_t));
dt->length = buffer_length;
- n_alloc = vlib_buffer_alloc_to_ring (vm, mq->buffers, head & mask,
- ring_size, n_slots);
+ n_alloc = vlib_buffer_alloc_to_ring_from_pool (vm, mq->buffers, head & mask,
+ ring_size, n_slots,
+ mq->buffer_pool_index);
if (PREDICT_FALSE (n_alloc != n_slots))
{
d2 = &ring->desc[s2];
d3 = &ring->desc[s3];
- clib_memcpy (d0, dt, sizeof (memif_desc_t));
- clib_memcpy (d1, dt, sizeof (memif_desc_t));
- clib_memcpy (d2, dt, sizeof (memif_desc_t));
- clib_memcpy (d3, dt, sizeof (memif_desc_t));
+ clib_memcpy_fast (d0, dt, sizeof (memif_desc_t));
+ clib_memcpy_fast (d1, dt, sizeof (memif_desc_t));
+ clib_memcpy_fast (d2, dt, sizeof (memif_desc_t));
+ clib_memcpy_fast (d3, dt, sizeof (memif_desc_t));
b0 = vlib_get_buffer (vm, mq->buffers[s0]);
b1 = vlib_get_buffer (vm, mq->buffers[s1]);
{
s0 = head++ & mask;
d0 = &ring->desc[s0];
- clib_memcpy (d0, dt, sizeof (memif_desc_t));
+ clib_memcpy_fast (d0, dt, sizeof (memif_desc_t));
b0 = vlib_get_buffer (vm, mq->buffers[s0]);
d0->region = b0->buffer_pool_index + 1;
d0->offset =
return n_rx;
}
-#ifndef CLIB_MARCH_VARIANT
/* *INDENT-OFF* */
VLIB_REGISTER_NODE (memif_input_node) = {
.name = "memif-input",
.n_errors = MEMIF_INPUT_N_ERROR,
.error_strings = memif_input_error_strings,
};
-#endif
/* *INDENT-ON* */