diff options
Diffstat (limited to 'vnet')
| -rw-r--r-- | vnet/vnet/l2/l2_input.c | 62 |
1 files changed, 18 insertions, 44 deletions
diff --git a/vnet/vnet/l2/l2_input.c b/vnet/vnet/l2/l2_input.c index babca1b27f6..a104ec9eebb 100644 --- a/vnet/vnet/l2/l2_input.c +++ b/vnet/vnet/l2/l2_input.c @@ -133,10 +133,6 @@ classify_and_dispatch (vlib_main_t * vm, * set tx sw-if-handle */ - u8 mcast_dmac; - __attribute__ ((unused)) u8 l2bcast; - __attribute__ ((unused)) u8 l2mcast; - __attribute__ ((unused)) u8 l2_stat_kind; u16 ethertype; u8 protocol; l2_input_config_t *config; @@ -148,11 +144,7 @@ classify_and_dispatch (vlib_main_t * vm, u8 *l3h0; u32 sw_if_index0; -#define get_u32(addr) ( *((u32 *)(addr)) ) #define get_u16(addr) ( *((u16 *)(addr)) ) -#define STATS_IF_LAYER2_UCAST_INPUT_CNT 0 -#define STATS_IF_LAYER2_MCAST_INPUT_CNT 1 -#define STATS_IF_LAYER2_BCAST_INPUT_CNT 2 sw_if_index0 = vnet_buffer (b0)->sw_if_index[VLIB_RX]; @@ -162,15 +154,15 @@ classify_and_dispatch (vlib_main_t * vm, ethertype = clib_net_to_host_u16 (get_u16 (l3h0 - 2)); feat_mask = ~0; + /* Get config for the input interface */ + config = vec_elt_at_index (msm->configs, sw_if_index0); + + /* Save split horizon group */ + vnet_buffer (b0)->l2.shg = config->shg; + /* determine layer2 kind for stat and mask */ - mcast_dmac = ethernet_address_cast (h0->dst_address); - l2bcast = 0; - l2mcast = 0; - l2_stat_kind = STATS_IF_LAYER2_UCAST_INPUT_CNT; - if (PREDICT_FALSE (mcast_dmac)) + if (PREDICT_FALSE (ethernet_address_cast (h0->dst_address))) { - u32 *dsthi = (u32 *) & h0->dst_address[0]; - u32 *dstlo = (u32 *) & h0->dst_address[2]; protocol = ((ip6_header_t *) l3h0)->protocol; /* Disable bridge forwarding (flooding will execute instead if not xconnect) */ @@ -180,33 +172,6 @@ classify_and_dispatch (vlib_main_t * vm, if (ethertype != ETHERNET_TYPE_ARP && (ethertype != ETHERNET_TYPE_IP6 || protocol != IP_PROTOCOL_ICMP6)) feat_mask &= ~(L2INPUT_FEAT_ARP_TERM); - - /* dest mac is multicast or broadcast */ - if ((*dstlo == 0xFFFFFFFF) && (*dsthi == 0xFFFFFFFF)) - { - /* dest mac == FF:FF:FF:FF:FF:FF */ - l2_stat_kind = STATS_IF_LAYER2_BCAST_INPUT_CNT; - l2bcast = 1; - } - else - { - l2_stat_kind = STATS_IF_LAYER2_MCAST_INPUT_CNT; - l2mcast = 1; - } - } - /* TODO: take l2 stat */ - - /* Get config for the input interface */ - config = vec_elt_at_index (msm->configs, sw_if_index0); - - /* Save split horizon group */ - vnet_buffer (b0)->l2.shg = config->shg; - - if (config->xconnect) - { - /* Set the output interface */ - vnet_buffer (b0)->sw_if_index[VLIB_TX] = config->output_sw_if_index; - } else { @@ -215,10 +180,19 @@ classify_and_dispatch (vlib_main_t * vm, * to 0 so it is not dropped for VXLAN tunnels or other ports with the * same SHG as that of the BVI. */ - if (PREDICT_FALSE (vnet_buffer (b0)->sw_if_index[VLIB_TX] == L2INPUT_BVI - && !mcast_dmac)) + if (PREDICT_FALSE (vnet_buffer (b0)->sw_if_index[VLIB_TX] == + L2INPUT_BVI)) vnet_buffer (b0)->l2.shg = 0; + } + + if (config->xconnect) + { + /* Set the output interface */ + vnet_buffer (b0)->sw_if_index[VLIB_TX] = config->output_sw_if_index; + } + else + { /* Do bridge-domain processing */ bd_index0 = config->bd_index; /* save BD ID for next feature graph nodes */ |