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authorNeale Ranns <nranns@cisco.com>2018-11-23 09:00:27 -0800
committerFlorin Coras <florin.coras@gmail.com>2018-12-16 01:00:32 +0000
commitae8098350cb7b96f7495fa4d4180238064256e14 (patch)
tree879980c4edd7d6c99a393b3fa4ad81cdc19fc62e /src/vnet/fib
parent7e70ff52c18e62f4fdef1f63dea4edd64bcf9c76 (diff)
IP6-MFIB: replace the radix tree with bihash (VPP-1526)
Change-Id: I7a48890c075826fbd8c75436dfdc5ffff230a693 Signed-off-by: Neale Ranns <nranns@cisco.com>
Diffstat (limited to 'src/vnet/fib')
-rw-r--r--src/vnet/fib/ip6_fib.c37
-rw-r--r--src/vnet/fib/ip6_fib.h4
2 files changed, 22 insertions, 19 deletions
diff --git a/src/vnet/fib/ip6_fib.c b/src/vnet/fib/ip6_fib.c
index 7375b56ee51..60d13659925 100644
--- a/src/vnet/fib/ip6_fib.c
+++ b/src/vnet/fib/ip6_fib.c
@@ -17,6 +17,9 @@
#include <vnet/fib/fib_table.h>
#include <vnet/dpo/ip6_ll_dpo.h>
+#include <vppinfra/bihash_24_8.h>
+#include <vppinfra/bihash_template.c>
+
static void
vnet_ip6_fib_init (u32 fib_index)
{
@@ -171,7 +174,7 @@ ip6_fib_table_lookup (u32 fib_index,
u32 len)
{
ip6_fib_table_instance_t *table;
- BVT(clib_bihash_kv) kv, value;
+ clib_bihash_kv_24_8_t kv, value;
int i, n_p, rv;
u64 fib;
@@ -203,7 +206,7 @@ ip6_fib_table_lookup (u32 fib_index,
kv.key[1] &= mask->as_u64[1];
kv.key[2] = fib | dst_address_length;
- rv = BV(clib_bihash_search_inline_2)(&table->ip6_hash, &kv, &value);
+ rv = clib_bihash_search_inline_2_24_8(&table->ip6_hash, &kv, &value);
if (rv == 0)
return value.value;
}
@@ -217,7 +220,7 @@ ip6_fib_table_lookup_exact_match (u32 fib_index,
u32 len)
{
ip6_fib_table_instance_t *table;
- BVT(clib_bihash_kv) kv, value;
+ clib_bihash_kv_24_8_t kv, value;
ip6_address_t *mask;
u64 fib;
int rv;
@@ -230,7 +233,7 @@ ip6_fib_table_lookup_exact_match (u32 fib_index,
kv.key[1] = addr->as_u64[1] & mask->as_u64[1];
kv.key[2] = fib | len;
- rv = BV(clib_bihash_search_inline_2)(&table->ip6_hash, &kv, &value);
+ rv = clib_bihash_search_inline_2_24_8(&table->ip6_hash, &kv, &value);
if (rv == 0)
return value.value;
@@ -256,7 +259,7 @@ ip6_fib_table_entry_remove (u32 fib_index,
u32 len)
{
ip6_fib_table_instance_t *table;
- BVT(clib_bihash_kv) kv;
+ clib_bihash_kv_24_8_t kv;
ip6_address_t *mask;
u64 fib;
@@ -268,7 +271,7 @@ ip6_fib_table_entry_remove (u32 fib_index,
kv.key[1] = addr->as_u64[1] & mask->as_u64[1];
kv.key[2] = fib | len;
- BV(clib_bihash_add_del)(&table->ip6_hash, &kv, 0);
+ clib_bihash_add_del_24_8(&table->ip6_hash, &kv, 0);
/* refcount accounting */
ASSERT (table->dst_address_length_refcounts[len] > 0);
@@ -288,7 +291,7 @@ ip6_fib_table_entry_insert (u32 fib_index,
fib_node_index_t fib_entry_index)
{
ip6_fib_table_instance_t *table;
- BVT(clib_bihash_kv) kv;
+ clib_bihash_kv_24_8_t kv;
ip6_address_t *mask;
u64 fib;
@@ -301,7 +304,7 @@ ip6_fib_table_entry_insert (u32 fib_index,
kv.key[2] = fib | len;
kv.value = fib_entry_index;
- BV(clib_bihash_add_del)(&table->ip6_hash, &kv, 1);
+ clib_bihash_add_del_24_8(&table->ip6_hash, &kv, 1);
table->dst_address_length_refcounts[len]++;
@@ -340,7 +343,7 @@ ip6_fib_table_fwding_dpo_update (u32 fib_index,
const dpo_id_t *dpo)
{
ip6_fib_table_instance_t *table;
- BVT(clib_bihash_kv) kv;
+ clib_bihash_kv_24_8_t kv;
ip6_address_t *mask;
u64 fib;
@@ -353,7 +356,7 @@ ip6_fib_table_fwding_dpo_update (u32 fib_index,
kv.key[2] = fib | len;
kv.value = dpo->dpoi_index;
- BV(clib_bihash_add_del)(&table->ip6_hash, &kv, 1);
+ clib_bihash_add_del_24_8(&table->ip6_hash, &kv, 1);
table->dst_address_length_refcounts[len]++;
@@ -370,7 +373,7 @@ ip6_fib_table_fwding_dpo_remove (u32 fib_index,
const dpo_id_t *dpo)
{
ip6_fib_table_instance_t *table;
- BVT(clib_bihash_kv) kv;
+ clib_bihash_kv_24_8_t kv;
ip6_address_t *mask;
u64 fib;
@@ -383,7 +386,7 @@ ip6_fib_table_fwding_dpo_remove (u32 fib_index,
kv.key[2] = fib | len;
kv.value = dpo->dpoi_index;
- BV(clib_bihash_add_del)(&table->ip6_hash, &kv, 0);
+ clib_bihash_add_del_24_8(&table->ip6_hash, &kv, 0);
/* refcount accounting */
ASSERT (table->dst_address_length_refcounts[len] > 0);
@@ -485,7 +488,7 @@ ip6_fib_table_walk (u32 fib_index,
.i6w_sub_trees = NULL,
};
- BV(clib_bihash_foreach_key_value_pair)(
+ clib_bihash_foreach_key_value_pair_24_8(
&ip6_main.ip6_table[IP6_FIB_TABLE_NON_FWDING].ip6_hash,
ip6_fib_walk_cb,
&ctx);
@@ -506,7 +509,7 @@ ip6_fib_table_sub_tree_walk (u32 fib_index,
.i6w_root = *root,
};
- BV(clib_bihash_foreach_key_value_pair)(
+ clib_bihash_foreach_key_value_pair_24_8(
&ip6_main.ip6_table[IP6_FIB_TABLE_NON_FWDING].ip6_hash,
ip6_fib_walk_cb,
&ctx);
@@ -592,7 +595,7 @@ typedef struct {
} count_routes_in_fib_at_prefix_length_arg_t;
static void
-count_routes_in_fib_at_prefix_length (BVT(clib_bihash_kv) * kvp,
+count_routes_in_fib_at_prefix_length (clib_bihash_kv_24_8_t * kvp,
void *arg)
{
count_routes_in_fib_at_prefix_length_arg_t * ap = arg;
@@ -685,7 +688,7 @@ ip6_show_fib (vlib_main_t * vm,
/* Show summary? */
if (! verbose)
{
- BVT(clib_bihash) * h = &im6->ip6_table[IP6_FIB_TABLE_NON_FWDING].ip6_hash;
+ clib_bihash_24_8_t * h = &im6->ip6_table[IP6_FIB_TABLE_NON_FWDING].ip6_hash;
int len;
vlib_cli_output (vm, "%=20s%=16s", "Prefix length", "Count");
@@ -693,7 +696,7 @@ ip6_show_fib (vlib_main_t * vm,
clib_memset (ca, 0, sizeof(*ca));
ca->fib_index = fib->index;
- BV(clib_bihash_foreach_key_value_pair)
+ clib_bihash_foreach_key_value_pair_24_8
(h, count_routes_in_fib_at_prefix_length, ca);
for (len = 128; len >= 0; len--)
diff --git a/src/vnet/fib/ip6_fib.h b/src/vnet/fib/ip6_fib.h
index 10ae75ce6f9..583a17f01b8 100644
--- a/src/vnet/fib/ip6_fib.h
+++ b/src/vnet/fib/ip6_fib.h
@@ -69,9 +69,9 @@ ip6_fib_table_fwding_lookup (ip6_main_t * im,
const ip6_address_t * dst)
{
ip6_fib_table_instance_t *table;
+ clib_bihash_kv_24_8_t kv, value;
int i, len;
int rv;
- BVT(clib_bihash_kv) kv, value;
u64 fib;
table = &ip6_main.ip6_table[IP6_FIB_TABLE_FWDING];
@@ -92,7 +92,7 @@ ip6_fib_table_fwding_lookup (ip6_main_t * im,
kv.key[1] &= mask->as_u64[1];
kv.key[2] = fib | dst_address_length;
- rv = BV(clib_bihash_search_inline_2)(&table->ip6_hash, &kv, &value);
+ rv = clib_bihash_search_inline_2_24_8(&table->ip6_hash, &kv, &value);
if (rv == 0)
return value.value;
}