diff options
| author |   Damjan Marion <damarion@cisco.com> | 2018-11-14 16:55:53 +0100 |
|---|---|---|
| committer |   Florin Coras <florin.coras@gmail.com> | 2018-11-20 22:05:06 +0000 |
| commit | 650223c0ae8fe781aea5f26c92a6cf9bc2ca59e5 (patch) | |
| tree | 1a4d5b85ed7adeab9e5f34410362a6323d096a65 /src/vnet/pg/input.c | |
| parent | 7e0b17df0990ebca9cbae71b31cae7fd2c439acf (diff) | |
ethernet-input optimizations
Change-Id: I4ec7750ef58363bd8966a16a2baeec6db18b7e9e
Signed-off-by: Damjan Marion <damarion@cisco.com>
Diffstat (limited to 'src/vnet/pg/input.c')
| -rw-r--r-- | src/vnet/pg/input.c | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/src/vnet/pg/input.c b/src/vnet/pg/input.c index 8b46688929f..ee6aad4995e 100644 --- a/src/vnet/pg/input.c +++ b/src/vnet/pg/input.c @@ -40,6 +40,7 @@ #include <vlib/vlib.h> #include <vnet/pg/pg.h> #include <vnet/vnet.h> +#include <vnet/ethernet/ethernet.h> #include <vnet/feature/feature.h> #include <vnet/devices/devices.h> @@ -1496,7 +1497,24 @@ pg_generate_packets (vlib_node_runtime_t * node, { u32 *head, *start, *end; - vlib_get_next_frame (vm, node, next_index, to_next, n_left); + 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; + pg_interface_t *pi; + vlib_get_new_next_frame (vm, node, next_index, to_next, n_left); + nf = vlib_node_runtime_get_next_frame (vm, node, next_index); + f = vlib_get_frame (vm, nf->frame_index); + f->flags = ETH_INPUT_FRAME_F_SINGLE_SW_IF_IDX; + + ef = vlib_frame_scalar_args (f); + pi = pool_elt_at_index (pg->interfaces, s->pg_if_index); + ef->sw_if_index = pi->sw_if_index; + ef->hw_if_index = pi->hw_if_index; + } + else + vlib_get_next_frame (vm, node, next_index, to_next, n_left); n_this_frame = n_packets_to_generate; if (n_this_frame > n_left) |