diff options
| author |   Damjan Marion <damarion@cisco.com> | 2018-11-18 23:48:43 +0100 |
|---|---|---|
| committer | Damjan Marion <damarion@cisco.com> | 2018-11-18 23:48:43 +0100 |
| commit | d30bf015ad3f7fbf206f143ed5d47a9af25148e8 (patch) | |
| tree | b9daeff94c260bd2b0df2b1b68f8bc74ce38c4ff /src/vnet/l2/l2_rw.c | |
| parent | 384a336849e031883425532029458d0f89a08c09 (diff) | |
add vlib_prefetch_buffer_data(...) macro
Change-Id: Iba750a41262cc028ad0363fff78cc219e4a33538
Signed-off-by: Damjan Marion <damarion@cisco.com>
Diffstat (limited to 'src/vnet/l2/l2_rw.c')
| -rw-r--r-- | src/vnet/l2/l2_rw.c | 17 |
1 files changed, 8 insertions, 9 deletions
diff --git a/src/vnet/l2/l2_rw.c b/src/vnet/l2/l2_rw.c index 5b0034ca43e..ac83483002a 100644 --- a/src/vnet/l2/l2_rw.c +++ b/src/vnet/l2/l2_rw.c @@ -164,7 +164,6 @@ l2_rw_node_fn (vlib_main_t * vm, u32 n_left_from, *from, *to_next, next_index; vnet_classify_main_t *vcm = &vnet_classify_main; f64 now = vlib_time_now (vlib_get_main ()); - u32 prefetch_size = 0; from = vlib_frame_vector_args (frame); n_left_from = frame->n_vectors; /* number of packets to process */ @@ -177,7 +176,7 @@ l2_rw_node_fn (vlib_main_t * vm, /* get space to enqueue frame to graph node "next_index" */ vlib_get_next_frame (vm, node, next_index, to_next, n_left_to_next); - while (n_left_from >= 4 && n_left_to_next >= 2) + while (n_left_from >= 6 && n_left_to_next >= 2) { u32 bi0, next0, sw_if_index0, rwe_index0; u32 bi1, next1, sw_if_index1, rwe_index1; @@ -190,14 +189,16 @@ l2_rw_node_fn (vlib_main_t * vm, l2_rw_entry_t *rwe0, *rwe1; { - vlib_buffer_t *p2, *p3; + vlib_buffer_t *p2, *p3, *p4, *p5; p2 = vlib_get_buffer (vm, from[2]); p3 = vlib_get_buffer (vm, from[3]); + p4 = vlib_get_buffer (vm, from[4]); + p5 = vlib_get_buffer (vm, from[5]); - vlib_prefetch_buffer_header (p2, LOAD); - vlib_prefetch_buffer_header (p3, LOAD); - CLIB_PREFETCH (vlib_buffer_get_current (p2), prefetch_size, LOAD); - CLIB_PREFETCH (vlib_buffer_get_current (p3), prefetch_size, LOAD); + vlib_prefetch_buffer_header (p4, LOAD); + vlib_prefetch_buffer_header (p5, LOAD); + vlib_prefetch_buffer_data (p2, LOAD); + vlib_prefetch_buffer_data (p3, LOAD); } bi0 = from[0]; @@ -220,8 +221,6 @@ l2_rw_node_fn (vlib_main_t * vm, config1 = l2_rw_get_config (sw_if_index1); /*TODO: check sw_if_index0 value */ t0 = pool_elt_at_index (vcm->tables, config0->table_index); t1 = pool_elt_at_index (vcm->tables, config1->table_index); - prefetch_size = - (t1->skip_n_vectors + t1->match_n_vectors) * sizeof (u32x4); hash0 = vnet_classify_hash_packet (t0, (u8 *) h0); hash1 = vnet_classify_hash_packet (t1, (u8 *) h1); |