#define RTE_TABLE_HASH_KEY_SIZE 8
+#ifdef RTE_TABLE_STATS_COLLECT
+
+#define RTE_TABLE_HASH_KEY8_STATS_PKTS_IN_ADD(table, val) \
+ table->stats.n_pkts_in += val
+#define RTE_TABLE_HASH_KEY8_STATS_PKTS_LOOKUP_MISS(table, val) \
+ table->stats.n_pkts_lookup_miss += val
+
+#else
+
+#define RTE_TABLE_HASH_KEY8_STATS_PKTS_IN_ADD(table, val)
+#define RTE_TABLE_HASH_KEY8_STATS_PKTS_LOOKUP_MISS(table, val)
+
+#endif
+
struct rte_bucket_4_8 {
/* Cache line 0 */
uint64_t signature;
};
struct rte_table_hash {
+ struct rte_table_stats stats;
+
/* Input parameters */
uint32_t n_buckets;
uint32_t n_entries_per_bucket;
uint32_t bucket_size;
uint32_t signature_offset;
uint32_t key_offset;
+ uint64_t key_mask;
rte_table_hash_op_hash f_hash;
uint64_t seed;
return -EINVAL;
}
- /* signature offset */
- if ((params->signature_offset & 0x3) != 0) {
- RTE_LOG(ERR, TABLE, "%s: invalid signature_offset\n", __func__);
- return -EINVAL;
- }
-
- /* key offset */
- if ((params->key_offset & 0x7) != 0) {
- RTE_LOG(ERR, TABLE, "%s: invalid key_offset\n", __func__);
- return -EINVAL;
- }
-
/* f_hash */
if (params->f_hash == NULL) {
RTE_LOG(ERR, TABLE, "%s: f_hash function pointer is NULL\n",
f->f_hash = p->f_hash;
f->seed = p->seed;
+ if (p->key_mask != NULL)
+ f->key_mask = ((uint64_t *)p->key_mask)[0];
+ else
+ f->key_mask = 0xFFFFFFFFFFFFFFFFLLU;
+
for (i = 0; i < n_buckets; i++) {
struct rte_bucket_4_8 *bucket;
return -EINVAL;
}
- /* signature offset */
- if ((params->signature_offset & 0x3) != 0) {
- RTE_LOG(ERR, TABLE, "%s: invalid signature_offset\n", __func__);
- return -EINVAL;
- }
-
- /* key offset */
- if ((params->key_offset & 0x7) != 0) {
- RTE_LOG(ERR, TABLE, "%s: invalid key_offset\n", __func__);
- return -EINVAL;
- }
-
/* f_hash */
if (params->f_hash == NULL) {
RTE_LOG(ERR, TABLE, "%s: f_hash function pointer is NULL\n",
f->stack = (uint32_t *)
&f->memory[(n_buckets + n_buckets_ext) * f->bucket_size];
+ if (p->key_mask != NULL)
+ f->key_mask = ((uint64_t *)p->key_mask)[0];
+ else
+ f->key_mask = 0xFFFFFFFFFFFFFFFFLLU;
+
for (i = 0; i < n_buckets_ext; i++)
f->stack[i] = i;
pos = 3; \
}
-#define lookup1_stage0(pkt0_index, mbuf0, pkts, pkts_mask) \
+#define lookup1_stage0(pkt0_index, mbuf0, pkts, pkts_mask, f) \
{ \
uint64_t pkt_mask; \
+ uint32_t key_offset = f->key_offset;\
\
pkt0_index = __builtin_ctzll(pkts_mask); \
pkt_mask = 1LLU << pkt0_index; \
pkts_mask &= ~pkt_mask; \
\
mbuf0 = pkts[pkt0_index]; \
- rte_prefetch0(RTE_MBUF_METADATA_UINT8_PTR(mbuf0, 0)); \
+ rte_prefetch0(RTE_MBUF_METADATA_UINT8_PTR(mbuf0, key_offset)); \
}
#define lookup1_stage1(mbuf1, bucket1, f) \
uint64_t *key; \
uint64_t signature; \
uint32_t bucket_index; \
+ uint64_t hash_key_buffer; \
\
key = RTE_MBUF_METADATA_UINT64_PTR(mbuf1, f->key_offset);\
- signature = f->f_hash(key, RTE_TABLE_HASH_KEY_SIZE, f->seed);\
+ hash_key_buffer = *key & f->key_mask; \
+ signature = f->f_hash(&hash_key_buffer, \
+ RTE_TABLE_HASH_KEY_SIZE, f->seed); \
bucket_index = signature & (f->n_buckets - 1); \
bucket1 = (struct rte_bucket_4_8 *) \
&f->memory[bucket_index * f->bucket_size]; \
uint64_t pkt_mask; \
uint64_t *key; \
uint32_t pos; \
+ uint64_t hash_key_buffer; \
\
key = RTE_MBUF_METADATA_UINT64_PTR(mbuf2, f->key_offset);\
+ hash_key_buffer = key[0] & f->key_mask; \
\
- lookup_key8_cmp(key, bucket2, pos); \
+ lookup_key8_cmp((&hash_key_buffer), bucket2, pos); \
\
pkt_mask = ((bucket2->signature >> pos) & 1LLU) << pkt2_index;\
pkts_mask_out |= pkt_mask; \
uint64_t pkt_mask, bucket_mask; \
uint64_t *key; \
uint32_t pos; \
+ uint64_t hash_key_buffer; \
\
key = RTE_MBUF_METADATA_UINT64_PTR(mbuf2, f->key_offset);\
+ hash_key_buffer = *key & f->key_mask; \
\
- lookup_key8_cmp(key, bucket2, pos); \
+ lookup_key8_cmp((&hash_key_buffer), bucket2, pos); \
\
pkt_mask = ((bucket2->signature >> pos) & 1LLU) << pkt2_index;\
pkts_mask_out |= pkt_mask; \
uint64_t pkt_mask, bucket_mask; \
uint64_t *key; \
uint32_t pos; \
+ uint64_t hash_key_buffer; \
\
bucket = buckets[pkt_index]; \
key = keys[pkt_index]; \
+ hash_key_buffer = (*key) & f->key_mask; \
\
- lookup_key8_cmp(key, bucket, pos); \
+ lookup_key8_cmp((&hash_key_buffer), bucket, pos); \
\
pkt_mask = ((bucket->signature >> pos) & 1LLU) << pkt_index;\
pkts_mask_out |= pkt_mask; \
}
#define lookup2_stage0(pkt00_index, pkt01_index, mbuf00, mbuf01,\
- pkts, pkts_mask) \
+ pkts, pkts_mask, f) \
{ \
uint64_t pkt00_mask, pkt01_mask; \
+ uint32_t key_offset = f->key_offset; \
\
pkt00_index = __builtin_ctzll(pkts_mask); \
pkt00_mask = 1LLU << pkt00_index; \
pkts_mask &= ~pkt00_mask; \
\
mbuf00 = pkts[pkt00_index]; \
- rte_prefetch0(RTE_MBUF_METADATA_UINT8_PTR(mbuf00, 0)); \
+ rte_prefetch0(RTE_MBUF_METADATA_UINT8_PTR(mbuf00, key_offset));\
\
pkt01_index = __builtin_ctzll(pkts_mask); \
pkt01_mask = 1LLU << pkt01_index; \
pkts_mask &= ~pkt01_mask; \
\
mbuf01 = pkts[pkt01_index]; \
- rte_prefetch0(RTE_MBUF_METADATA_UINT8_PTR(mbuf01, 0)); \
+ rte_prefetch0(RTE_MBUF_METADATA_UINT8_PTR(mbuf01, key_offset));\
}
#define lookup2_stage0_with_odd_support(pkt00_index, pkt01_index,\
- mbuf00, mbuf01, pkts, pkts_mask) \
+ mbuf00, mbuf01, pkts, pkts_mask, f) \
{ \
uint64_t pkt00_mask, pkt01_mask; \
+ uint32_t key_offset = f->key_offset; \
\
pkt00_index = __builtin_ctzll(pkts_mask); \
pkt00_mask = 1LLU << pkt00_index; \
pkts_mask &= ~pkt00_mask; \
\
mbuf00 = pkts[pkt00_index]; \
- rte_prefetch0(RTE_MBUF_METADATA_UINT8_PTR(mbuf00, 0)); \
+ rte_prefetch0(RTE_MBUF_METADATA_UINT8_PTR(mbuf00, key_offset));\
\
pkt01_index = __builtin_ctzll(pkts_mask); \
if (pkts_mask == 0) \
pkts_mask &= ~pkt01_mask; \
\
mbuf01 = pkts[pkt01_index]; \
- rte_prefetch0(RTE_MBUF_METADATA_UINT8_PTR(mbuf01, 0)); \
+ rte_prefetch0(RTE_MBUF_METADATA_UINT8_PTR(mbuf01, key_offset));\
}
#define lookup2_stage1(mbuf10, mbuf11, bucket10, bucket11, f) \
#define lookup2_stage1_dosig(mbuf10, mbuf11, bucket10, bucket11, f)\
{ \
uint64_t *key10, *key11; \
+ uint64_t hash_offset_buffer10; \
+ uint64_t hash_offset_buffer11; \
uint64_t signature10, signature11; \
uint32_t bucket10_index, bucket11_index; \
rte_table_hash_op_hash f_hash = f->f_hash; \
\
key10 = RTE_MBUF_METADATA_UINT64_PTR(mbuf10, key_offset);\
key11 = RTE_MBUF_METADATA_UINT64_PTR(mbuf11, key_offset);\
+ hash_offset_buffer10 = *key10 & f->key_mask; \
+ hash_offset_buffer11 = *key11 & f->key_mask; \
\
- signature10 = f_hash(key10, RTE_TABLE_HASH_KEY_SIZE, seed);\
+ signature10 = f_hash(&hash_offset_buffer10, \
+ RTE_TABLE_HASH_KEY_SIZE, seed); \
bucket10_index = signature10 & (f->n_buckets - 1); \
bucket10 = (struct rte_bucket_4_8 *) \
&f->memory[bucket10_index * f->bucket_size]; \
rte_prefetch0(bucket10); \
\
- signature11 = f_hash(key11, RTE_TABLE_HASH_KEY_SIZE, seed);\
+ signature11 = f_hash(&hash_offset_buffer11, \
+ RTE_TABLE_HASH_KEY_SIZE, seed); \
bucket11_index = signature11 & (f->n_buckets - 1); \
bucket11 = (struct rte_bucket_4_8 *) \
&f->memory[bucket11_index * f->bucket_size]; \
void *a20, *a21; \
uint64_t pkt20_mask, pkt21_mask; \
uint64_t *key20, *key21; \
+ uint64_t hash_offset_buffer20; \
+ uint64_t hash_offset_buffer21; \
uint32_t pos20, pos21; \
\
key20 = RTE_MBUF_METADATA_UINT64_PTR(mbuf20, f->key_offset);\
key21 = RTE_MBUF_METADATA_UINT64_PTR(mbuf21, f->key_offset);\
+ hash_offset_buffer20 = *key20 & f->key_mask; \
+ hash_offset_buffer21 = *key21 & f->key_mask; \
\
- lookup_key8_cmp(key20, bucket20, pos20); \
- lookup_key8_cmp(key21, bucket21, pos21); \
+ lookup_key8_cmp((&hash_offset_buffer20), bucket20, pos20);\
+ lookup_key8_cmp((&hash_offset_buffer21), bucket21, pos21);\
\
pkt20_mask = ((bucket20->signature >> pos20) & 1LLU) << pkt20_index;\
pkt21_mask = ((bucket21->signature >> pos21) & 1LLU) << pkt21_index;\
void *a20, *a21; \
uint64_t pkt20_mask, pkt21_mask, bucket20_mask, bucket21_mask;\
uint64_t *key20, *key21; \
+ uint64_t hash_offset_buffer20; \
+ uint64_t hash_offset_buffer21; \
uint32_t pos20, pos21; \
\
key20 = RTE_MBUF_METADATA_UINT64_PTR(mbuf20, f->key_offset);\
key21 = RTE_MBUF_METADATA_UINT64_PTR(mbuf21, f->key_offset);\
+ hash_offset_buffer20 = *key20 & f->key_mask; \
+ hash_offset_buffer21 = *key21 & f->key_mask; \
\
- lookup_key8_cmp(key20, bucket20, pos20); \
- lookup_key8_cmp(key21, bucket21, pos21); \
+ lookup_key8_cmp((&hash_offset_buffer20), bucket20, pos20);\
+ lookup_key8_cmp((&hash_offset_buffer21), bucket21, pos21);\
\
pkt20_mask = ((bucket20->signature >> pos20) & 1LLU) << pkt20_index;\
pkt21_mask = ((bucket21->signature >> pos21) & 1LLU) << pkt21_index;\
pkt11_index, pkt20_index, pkt21_index;
uint64_t pkts_mask_out = 0;
+ __rte_unused uint32_t n_pkts_in = __builtin_popcountll(pkts_mask);
+ RTE_TABLE_HASH_KEY8_STATS_PKTS_IN_ADD(f, n_pkts_in);
+
/* Cannot run the pipeline with less than 5 packets */
if (__builtin_popcountll(pkts_mask) < 5) {
for ( ; pkts_mask; ) {
struct rte_mbuf *mbuf;
uint32_t pkt_index;
- lookup1_stage0(pkt_index, mbuf, pkts, pkts_mask);
+ lookup1_stage0(pkt_index, mbuf, pkts, pkts_mask, f);
lookup1_stage1(mbuf, bucket, f);
lookup1_stage2_lru(pkt_index, mbuf, bucket,
pkts_mask_out, entries, f);
}
*lookup_hit_mask = pkts_mask_out;
+ RTE_TABLE_HASH_KEY8_STATS_PKTS_LOOKUP_MISS(f, n_pkts_in - __builtin_popcountll(pkts_mask_out));
return 0;
}
*/
/* Pipeline stage 0 */
lookup2_stage0(pkt00_index, pkt01_index, mbuf00, mbuf01, pkts,
- pkts_mask);
+ pkts_mask, f);
/* Pipeline feed */
mbuf10 = mbuf00;
/* Pipeline stage 0 */
lookup2_stage0(pkt00_index, pkt01_index, mbuf00, mbuf01, pkts,
- pkts_mask);
+ pkts_mask, f);
/* Pipeline stage 1 */
lookup2_stage1(mbuf10, mbuf11, bucket10, bucket11, f);
/* Pipeline stage 0 */
lookup2_stage0_with_odd_support(pkt00_index, pkt01_index,
- mbuf00, mbuf01, pkts, pkts_mask);
+ mbuf00, mbuf01, pkts, pkts_mask, f);
/* Pipeline stage 1 */
lookup2_stage1(mbuf10, mbuf11, bucket10, bucket11, f);
bucket20, bucket21, pkts_mask_out, entries, f);
*lookup_hit_mask = pkts_mask_out;
+ RTE_TABLE_HASH_KEY8_STATS_PKTS_LOOKUP_MISS(f, n_pkts_in - __builtin_popcountll(pkts_mask_out));
return 0;
} /* rte_table_hash_lookup_key8_lru() */
uint32_t pkt11_index, pkt20_index, pkt21_index;
uint64_t pkts_mask_out = 0;
+ __rte_unused uint32_t n_pkts_in = __builtin_popcountll(pkts_mask);
+ RTE_TABLE_HASH_KEY8_STATS_PKTS_IN_ADD(f, n_pkts_in);
+
/* Cannot run the pipeline with less than 5 packets */
if (__builtin_popcountll(pkts_mask) < 5) {
for ( ; pkts_mask; ) {
struct rte_mbuf *mbuf;
uint32_t pkt_index;
- lookup1_stage0(pkt_index, mbuf, pkts, pkts_mask);
+ lookup1_stage0(pkt_index, mbuf, pkts, pkts_mask, f);
lookup1_stage1_dosig(mbuf, bucket, f);
lookup1_stage2_lru(pkt_index, mbuf, bucket,
pkts_mask_out, entries, f);
}
*lookup_hit_mask = pkts_mask_out;
+ RTE_TABLE_HASH_KEY8_STATS_PKTS_LOOKUP_MISS(f, n_pkts_in - __builtin_popcountll(pkts_mask_out));
return 0;
}
*/
/* Pipeline stage 0 */
lookup2_stage0(pkt00_index, pkt01_index, mbuf00, mbuf01, pkts,
- pkts_mask);
+ pkts_mask, f);
/* Pipeline feed */
mbuf10 = mbuf00;
/* Pipeline stage 0 */
lookup2_stage0(pkt00_index, pkt01_index, mbuf00, mbuf01, pkts,
- pkts_mask);
+ pkts_mask, f);
/* Pipeline stage 1 */
lookup2_stage1_dosig(mbuf10, mbuf11, bucket10, bucket11, f);
/* Pipeline stage 0 */
lookup2_stage0_with_odd_support(pkt00_index, pkt01_index,
- mbuf00, mbuf01, pkts, pkts_mask);
+ mbuf00, mbuf01, pkts, pkts_mask, f);
/* Pipeline stage 1 */
lookup2_stage1_dosig(mbuf10, mbuf11, bucket10, bucket11, f);
bucket20, bucket21, pkts_mask_out, entries, f);
*lookup_hit_mask = pkts_mask_out;
+ RTE_TABLE_HASH_KEY8_STATS_PKTS_LOOKUP_MISS(f, n_pkts_in - __builtin_popcountll(pkts_mask_out));
return 0;
} /* rte_table_hash_lookup_key8_lru_dosig() */
struct rte_bucket_4_8 *buckets[RTE_PORT_IN_BURST_SIZE_MAX];
uint64_t *keys[RTE_PORT_IN_BURST_SIZE_MAX];
+ __rte_unused uint32_t n_pkts_in = __builtin_popcountll(pkts_mask);
+ RTE_TABLE_HASH_KEY8_STATS_PKTS_IN_ADD(f, n_pkts_in);
+
/* Cannot run the pipeline with less than 5 packets */
if (__builtin_popcountll(pkts_mask) < 5) {
for ( ; pkts_mask; ) {
struct rte_mbuf *mbuf;
uint32_t pkt_index;
- lookup1_stage0(pkt_index, mbuf, pkts, pkts_mask);
+ lookup1_stage0(pkt_index, mbuf, pkts, pkts_mask, f);
lookup1_stage1(mbuf, bucket, f);
lookup1_stage2_ext(pkt_index, mbuf, bucket,
pkts_mask_out, entries, buckets_mask, buckets,
*/
/* Pipeline stage 0 */
lookup2_stage0(pkt00_index, pkt01_index, mbuf00, mbuf01, pkts,
- pkts_mask);
+ pkts_mask, f);
/* Pipeline feed */
mbuf10 = mbuf00;
/* Pipeline stage 0 */
lookup2_stage0(pkt00_index, pkt01_index, mbuf00, mbuf01, pkts,
- pkts_mask);
+ pkts_mask, f);
/* Pipeline stage 1 */
lookup2_stage1(mbuf10, mbuf11, bucket10, bucket11, f);
/* Pipeline stage 0 */
lookup2_stage0_with_odd_support(pkt00_index, pkt01_index,
- mbuf00, mbuf01, pkts, pkts_mask);
+ mbuf00, mbuf01, pkts, pkts_mask, f);
/* Pipeline stage 1 */
lookup2_stage1(mbuf10, mbuf11, bucket10, bucket11, f);
}
*lookup_hit_mask = pkts_mask_out;
+ RTE_TABLE_HASH_KEY8_STATS_PKTS_LOOKUP_MISS(f, n_pkts_in - __builtin_popcountll(pkts_mask_out));
return 0;
} /* rte_table_hash_lookup_key8_ext() */
struct rte_bucket_4_8 *buckets[RTE_PORT_IN_BURST_SIZE_MAX];
uint64_t *keys[RTE_PORT_IN_BURST_SIZE_MAX];
+ __rte_unused uint32_t n_pkts_in = __builtin_popcountll(pkts_mask);
+ RTE_TABLE_HASH_KEY8_STATS_PKTS_IN_ADD(f, n_pkts_in);
+
/* Cannot run the pipeline with less than 5 packets */
if (__builtin_popcountll(pkts_mask) < 5) {
for ( ; pkts_mask; ) {
struct rte_mbuf *mbuf;
uint32_t pkt_index;
- lookup1_stage0(pkt_index, mbuf, pkts, pkts_mask);
+ lookup1_stage0(pkt_index, mbuf, pkts, pkts_mask, f);
lookup1_stage1_dosig(mbuf, bucket, f);
lookup1_stage2_ext(pkt_index, mbuf, bucket,
pkts_mask_out, entries, buckets_mask,
*/
/* Pipeline stage 0 */
lookup2_stage0(pkt00_index, pkt01_index, mbuf00, mbuf01, pkts,
- pkts_mask);
+ pkts_mask, f);
/* Pipeline feed */
mbuf10 = mbuf00;
/* Pipeline stage 0 */
lookup2_stage0(pkt00_index, pkt01_index, mbuf00, mbuf01, pkts,
- pkts_mask);
+ pkts_mask, f);
/* Pipeline stage 1 */
lookup2_stage1_dosig(mbuf10, mbuf11, bucket10, bucket11, f);
/* Pipeline stage 0 */
lookup2_stage0_with_odd_support(pkt00_index, pkt01_index,
- mbuf00, mbuf01, pkts, pkts_mask);
+ mbuf00, mbuf01, pkts, pkts_mask, f);
/* Pipeline stage 1 */
lookup2_stage1_dosig(mbuf10, mbuf11, bucket10, bucket11, f);
}
*lookup_hit_mask = pkts_mask_out;
+ RTE_TABLE_HASH_KEY8_STATS_PKTS_LOOKUP_MISS(f, n_pkts_in - __builtin_popcountll(pkts_mask_out));
return 0;
} /* rte_table_hash_lookup_key8_dosig_ext() */
+static int
+rte_table_hash_key8_stats_read(void *table, struct rte_table_stats *stats, int clear)
+{
+ struct rte_table_hash *t = (struct rte_table_hash *) table;
+
+ if (stats != NULL)
+ memcpy(stats, &t->stats, sizeof(t->stats));
+
+ if (clear)
+ memset(&t->stats, 0, sizeof(t->stats));
+
+ return 0;
+}
+
struct rte_table_ops rte_table_hash_key8_lru_ops = {
.f_create = rte_table_hash_create_key8_lru,
.f_free = rte_table_hash_free_key8_lru,
.f_add = rte_table_hash_entry_add_key8_lru,
.f_delete = rte_table_hash_entry_delete_key8_lru,
+ .f_add_bulk = NULL,
+ .f_delete_bulk = NULL,
.f_lookup = rte_table_hash_lookup_key8_lru,
+ .f_stats = rte_table_hash_key8_stats_read,
};
struct rte_table_ops rte_table_hash_key8_lru_dosig_ops = {
.f_free = rte_table_hash_free_key8_lru,
.f_add = rte_table_hash_entry_add_key8_lru,
.f_delete = rte_table_hash_entry_delete_key8_lru,
+ .f_add_bulk = NULL,
+ .f_delete_bulk = NULL,
.f_lookup = rte_table_hash_lookup_key8_lru_dosig,
+ .f_stats = rte_table_hash_key8_stats_read,
};
struct rte_table_ops rte_table_hash_key8_ext_ops = {
.f_free = rte_table_hash_free_key8_ext,
.f_add = rte_table_hash_entry_add_key8_ext,
.f_delete = rte_table_hash_entry_delete_key8_ext,
+ .f_add_bulk = NULL,
+ .f_delete_bulk = NULL,
.f_lookup = rte_table_hash_lookup_key8_ext,
+ .f_stats = rte_table_hash_key8_stats_read,
};
struct rte_table_ops rte_table_hash_key8_ext_dosig_ops = {
.f_free = rte_table_hash_free_key8_ext,
.f_add = rte_table_hash_entry_add_key8_ext,
.f_delete = rte_table_hash_entry_delete_key8_ext,
+ .f_add_bulk = NULL,
+ .f_delete_bulk = NULL,
.f_lookup = rte_table_hash_lookup_key8_ext_dosig,
+ .f_stats = rte_table_hash_key8_stats_read,
};
git.droids-corp.org / dpdk.git / blobdiff