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Diffstat (limited to 'src/vnet/vxlan/decap.c')
-rw-r--r--src/vnet/vxlan/decap.c49
1 files changed, 22 insertions, 27 deletions
diff --git a/src/vnet/vxlan/decap.c b/src/vnet/vxlan/decap.c
index 79d63613ec1..f91180128d1 100644
--- a/src/vnet/vxlan/decap.c
+++ b/src/vnet/vxlan/decap.c
@@ -62,11 +62,7 @@ buf_fib_index (vlib_buffer_t *b, u32 is_ip4)
return vec_elt (fib_index_by_sw_if_index, sw_if_index);
}
-typedef struct
-{
- vxlan4_tunnel_key_t key4;
- u32 tunnel_index;
-}last_tunnel_cache4;
+typedef vxlan4_tunnel_key_t last_tunnel_cache4;
always_inline vxlan_tunnel_t *
vxlan4_find_tunnel (vxlan_main_t * vxm, last_tunnel_cache4 * cache,
@@ -74,24 +70,22 @@ vxlan4_find_tunnel (vxlan_main_t * vxm, last_tunnel_cache4 * cache,
vxlan_tunnel_t ** stats_t0)
{
/* Make sure VXLAN tunnel exist according to packet SIP and VNI */
- vxlan4_tunnel_key_t key4_0 = {
- .src = ip4_0->src_address.as_u32,
- .vni = vxlan0->vni_reserved,
+ vxlan4_tunnel_key_t key4 = {
+ .key = {
+ [0] = ip4_0->src_address.as_u32,
+ [1] = (((u64) fib_index) << 32) | vxlan0->vni_reserved,
+ }
};
- if (PREDICT_FALSE (key4_0.as_u64 != cache->key4.as_u64))
+ if (PREDICT_FALSE (clib_bihash_key_compare_16_8 (key4.key, cache->key) == 0))
{
- uword * p = hash_get (vxm->vxlan4_tunnel_by_key, key4_0.as_u64);
- if (PREDICT_FALSE (p == 0))
+ int rv = clib_bihash_search_inline_16_8 (&vxm->vxlan4_tunnel_by_key, &key4);
+ if (PREDICT_FALSE (rv != 0))
return 0;
- cache->key4 = key4_0;
- cache->tunnel_index = p[0];
+ *cache = key4;
}
- vxlan_tunnel_t * t0 = pool_elt_at_index (vxm->tunnels, cache->tunnel_index);
-
- if (PREDICT_FALSE (fib_index != t0->encap_fib_index))
- return 0;
+ vxlan_tunnel_t * t0 = pool_elt_at_index (vxm->tunnels, cache->value);
/* Validate VXLAN tunnel SIP against packet DIP */
if (PREDICT_TRUE (ip4_0->dst_address.as_u32 == t0->src.ip4.as_u32))
@@ -102,12 +96,13 @@ vxlan4_find_tunnel (vxlan_main_t * vxm, last_tunnel_cache4 * cache,
if (PREDICT_TRUE (!ip4_address_is_multicast (&ip4_0->dst_address)))
return 0;
- key4_0.src = ip4_0->dst_address.as_u32;
+ key4.key[0] = ip4_0->dst_address.as_u32;
/* Make sure mcast VXLAN tunnel exist by packet DIP and VNI */
- uword * p = hash_get (vxm->vxlan4_tunnel_by_key, key4_0.as_u64);
- if (PREDICT_FALSE (p == NULL))
+ int rv = clib_bihash_search_inline_16_8 (&vxm->vxlan4_tunnel_by_key, &key4);
+ if (PREDICT_FALSE (rv != 0))
return 0;
- *stats_t0 = pool_elt_at_index (vxm->tunnels, p[0]);
+
+ *stats_t0 = pool_elt_at_index (vxm->tunnels, key4.value);
}
return t0;
@@ -126,13 +121,13 @@ vxlan6_find_tunnel (vxlan_main_t * vxm, last_tunnel_cache6 * cache,
.key = {
[0] = ip6_0->src_address.as_u64[0],
[1] = ip6_0->src_address.as_u64[1],
- [2] = (((u64) fib_index) << 32) | vxlan0->vni_reserved
+ [2] = (((u64) fib_index) << 32) | vxlan0->vni_reserved,
}
};
- if (PREDICT_FALSE (BV (clib_bihash_key_compare) (key6.key, cache->key) == 0))
+ if (PREDICT_FALSE (clib_bihash_key_compare_24_8 (key6.key, cache->key) == 0))
{
- int rv = BV (clib_bihash_search_inline) (&vxm->vxlan6_tunnel_by_key, &key6);
+ int rv = clib_bihash_search_inline_24_8 (&vxm->vxlan6_tunnel_by_key, &key6);
if (PREDICT_FALSE (rv != 0))
return 0;
@@ -152,7 +147,7 @@ vxlan6_find_tunnel (vxlan_main_t * vxm, last_tunnel_cache6 * cache,
/* Make sure mcast VXLAN tunnel exist by packet DIP and VNI */
key6.key[0] = ip6_0->dst_address.as_u64[0];
key6.key[1] = ip6_0->dst_address.as_u64[1];
- int rv = BV (clib_bihash_search_inline) (&vxm->vxlan6_tunnel_by_key, &key6);
+ int rv = clib_bihash_search_inline_24_8 (&vxm->vxlan6_tunnel_by_key, &key6);
if (PREDICT_FALSE (rv != 0))
return 0;
@@ -173,13 +168,13 @@ vxlan_input (vlib_main_t * vm,
vnet_interface_main_t * im = &vnm->interface_main;
vlib_combined_counter_main_t * rx_counter = im->combined_sw_if_counters + VNET_INTERFACE_COUNTER_RX;
vlib_combined_counter_main_t * drop_counter = im->combined_sw_if_counters + VNET_INTERFACE_COUNTER_DROP;
- last_tunnel_cache4 last4 = { .tunnel_index = ~0 };
+ last_tunnel_cache4 last4;
last_tunnel_cache6 last6;
u32 pkts_decapsulated = 0;
u32 thread_index = vlib_get_thread_index();
if (is_ip4)
- last4.key4.as_u64 = ~0;
+ memset (&last4, 0xff, sizeof last4);
else
memset (&last6, 0xff, sizeof last6);