#include <rte_common.h>
#include <rte_mbuf.h>
+#include <rte_memory.h>
#include <rte_malloc.h>
#include <rte_log.h>
#define RTE_BUCKET_ENTRY_VALID 0x1LLU
+#ifdef RTE_TABLE_STATS_COLLECT
+
+#define RTE_TABLE_HASH_KEY32_STATS_PKTS_IN_ADD(table, val) \
+ table->stats.n_pkts_in += val
+#define RTE_TABLE_HASH_KEY32_STATS_PKTS_LOOKUP_MISS(table, val) \
+ table->stats.n_pkts_lookup_miss += val
+
+#else
+
+#define RTE_TABLE_HASH_KEY32_STATS_PKTS_IN_ADD(table, val)
+#define RTE_TABLE_HASH_KEY32_STATS_PKTS_LOOKUP_MISS(table, val)
+
+#endif
+
struct rte_bucket_4_32 {
/* Cache line 0 */
uint64_t signature[4 + 1];
};
struct rte_table_hash {
+ struct rte_table_stats stats;
+
/* Input parameters */
uint32_t n_buckets;
uint32_t n_entries_per_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",
/* Check input parameters */
if ((check_params_create_lru(p) != 0) ||
- ((sizeof(struct rte_table_hash) % CACHE_LINE_SIZE) != 0) ||
- ((sizeof(struct rte_bucket_4_32) % CACHE_LINE_SIZE) != 0)) {
+ ((sizeof(struct rte_table_hash) % RTE_CACHE_LINE_SIZE) != 0) ||
+ ((sizeof(struct rte_bucket_4_32) % 64) != 0)) {
return NULL;
}
n_entries_per_bucket = 4;
n_buckets = rte_align32pow2((p->n_entries + n_entries_per_bucket - 1) /
n_entries_per_bucket);
bucket_size_cl = (sizeof(struct rte_bucket_4_32) + n_entries_per_bucket
- * entry_size + CACHE_LINE_SIZE - 1) / CACHE_LINE_SIZE;
+ * entry_size + RTE_CACHE_LINE_SIZE - 1) / RTE_CACHE_LINE_SIZE;
total_size = sizeof(struct rte_table_hash) + n_buckets *
- bucket_size_cl * CACHE_LINE_SIZE;
+ bucket_size_cl * RTE_CACHE_LINE_SIZE;
- f = rte_zmalloc_socket("TABLE", total_size, CACHE_LINE_SIZE, socket_id);
+ f = rte_zmalloc_socket("TABLE", total_size, RTE_CACHE_LINE_SIZE, socket_id);
if (f == NULL) {
RTE_LOG(ERR, TABLE,
"%s: Cannot allocate %u bytes for hash table\n",
f->n_entries_per_bucket = n_entries_per_bucket;
f->key_size = key_size;
f->entry_size = entry_size;
- f->bucket_size = bucket_size_cl * CACHE_LINE_SIZE;
+ f->bucket_size = bucket_size_cl * RTE_CACHE_LINE_SIZE;
f->signature_offset = p->signature_offset;
f->key_offset = p->key_offset;
f->f_hash = p->f_hash;
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",
/* Check input parameters */
if ((check_params_create_ext(p) != 0) ||
- ((sizeof(struct rte_table_hash) % CACHE_LINE_SIZE) != 0) ||
- ((sizeof(struct rte_bucket_4_32) % CACHE_LINE_SIZE) != 0))
+ ((sizeof(struct rte_table_hash) % RTE_CACHE_LINE_SIZE) != 0) ||
+ ((sizeof(struct rte_bucket_4_32) % 64) != 0))
return NULL;
n_entries_per_bucket = 4;
n_buckets_ext = (p->n_entries_ext + n_entries_per_bucket - 1) /
n_entries_per_bucket;
bucket_size_cl = (sizeof(struct rte_bucket_4_32) + n_entries_per_bucket
- * entry_size + CACHE_LINE_SIZE - 1) / CACHE_LINE_SIZE;
- stack_size_cl = (n_buckets_ext * sizeof(uint32_t) + CACHE_LINE_SIZE - 1)
- / CACHE_LINE_SIZE;
+ * entry_size + RTE_CACHE_LINE_SIZE - 1) / RTE_CACHE_LINE_SIZE;
+ stack_size_cl = (n_buckets_ext * sizeof(uint32_t) + RTE_CACHE_LINE_SIZE - 1)
+ / RTE_CACHE_LINE_SIZE;
total_size = sizeof(struct rte_table_hash) +
((n_buckets + n_buckets_ext) * bucket_size_cl + stack_size_cl) *
- CACHE_LINE_SIZE;
+ RTE_CACHE_LINE_SIZE;
- f = rte_zmalloc_socket("TABLE", total_size, CACHE_LINE_SIZE, socket_id);
+ f = rte_zmalloc_socket("TABLE", total_size, RTE_CACHE_LINE_SIZE, socket_id);
if (f == NULL) {
RTE_LOG(ERR, TABLE,
"%s: Cannot allocate %u bytes for hash table\n",
f->n_entries_per_bucket = n_entries_per_bucket;
f->key_size = key_size;
f->entry_size = entry_size;
- f->bucket_size = bucket_size_cl * CACHE_LINE_SIZE;
+ f->bucket_size = bucket_size_cl * RTE_CACHE_LINE_SIZE;
f->signature_offset = p->signature_offset;
f->key_offset = p->key_offset;
f->f_hash = p->f_hash;
memset(bucket, 0,
sizeof(struct rte_bucket_4_32));
- bucket_index = (bucket -
- ((struct rte_bucket_4_32 *)
- f->memory)) - f->n_buckets;
+ bucket_index = (((uint8_t *)bucket -
+ (uint8_t *)f->memory)/f->bucket_size) - f->n_buckets;
f->stack[f->stack_pos++] = bucket_index;
}
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) \
bucket1 = (struct rte_bucket_4_32 *) \
&f->memory[bucket_index * f->bucket_size]; \
rte_prefetch0(bucket1); \
- rte_prefetch0((void *)(((uintptr_t) bucket1) + CACHE_LINE_SIZE));\
- rte_prefetch0((void *)(((uintptr_t) bucket1) + 2 * CACHE_LINE_SIZE));\
+ rte_prefetch0((void *)(((uintptr_t) bucket1) + RTE_CACHE_LINE_SIZE));\
+ rte_prefetch0((void *)(((uintptr_t) bucket1) + 2 * RTE_CACHE_LINE_SIZE));\
}
#define lookup1_stage2_lru(pkt2_index, mbuf2, bucket2, \
buckets_mask |= bucket_mask; \
bucket_next = bucket->next; \
rte_prefetch0(bucket_next); \
- rte_prefetch0((void *)(((uintptr_t) bucket_next) + CACHE_LINE_SIZE));\
+ rte_prefetch0((void *)(((uintptr_t) bucket_next) + RTE_CACHE_LINE_SIZE));\
rte_prefetch0((void *)(((uintptr_t) bucket_next) + \
- 2 * CACHE_LINE_SIZE)); \
+ 2 * RTE_CACHE_LINE_SIZE)); \
buckets[pkt_index] = bucket_next; \
keys[pkt_index] = key; \
}
#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) \
bucket10 = (struct rte_bucket_4_32 *) \
&f->memory[bucket10_index * f->bucket_size]; \
rte_prefetch0(bucket10); \
- rte_prefetch0((void *)(((uintptr_t) bucket10) + CACHE_LINE_SIZE));\
- rte_prefetch0((void *)(((uintptr_t) bucket10) + 2 * CACHE_LINE_SIZE));\
+ rte_prefetch0((void *)(((uintptr_t) bucket10) + RTE_CACHE_LINE_SIZE));\
+ rte_prefetch0((void *)(((uintptr_t) bucket10) + 2 * RTE_CACHE_LINE_SIZE));\
\
signature11 = RTE_MBUF_METADATA_UINT32(mbuf11, f->signature_offset);\
bucket11_index = signature11 & (f->n_buckets - 1); \
bucket11 = (struct rte_bucket_4_32 *) \
&f->memory[bucket11_index * f->bucket_size]; \
rte_prefetch0(bucket11); \
- rte_prefetch0((void *)(((uintptr_t) bucket11) + CACHE_LINE_SIZE));\
- rte_prefetch0((void *)(((uintptr_t) bucket11) + 2 * CACHE_LINE_SIZE));\
+ rte_prefetch0((void *)(((uintptr_t) bucket11) + RTE_CACHE_LINE_SIZE));\
+ rte_prefetch0((void *)(((uintptr_t) bucket11) + 2 * RTE_CACHE_LINE_SIZE));\
}
#define lookup2_stage2_lru(pkt20_index, pkt21_index, mbuf20, mbuf21,\
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_KEY32_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_KEY32_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);
mbuf20, mbuf21, bucket20, bucket21, pkts_mask_out, entries, f);
*lookup_hit_mask = pkts_mask_out;
+ RTE_TABLE_HASH_KEY32_STATS_PKTS_LOOKUP_MISS(f, n_pkts_in - __builtin_popcountll(pkts_mask_out));
return 0;
} /* rte_table_hash_lookup_key32_lru() */
struct rte_bucket_4_32 *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_KEY32_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_KEY32_STATS_PKTS_LOOKUP_MISS(f, n_pkts_in - __builtin_popcountll(pkts_mask_out));
return 0;
} /* rte_table_hash_lookup_key32_ext() */
+static int
+rte_table_hash_key32_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_key32_lru_ops = {
.f_create = rte_table_hash_create_key32_lru,
.f_free = rte_table_hash_free_key32_lru,
.f_add = rte_table_hash_entry_add_key32_lru,
.f_delete = rte_table_hash_entry_delete_key32_lru,
+ .f_add_bulk = NULL,
+ .f_delete_bulk = NULL,
.f_lookup = rte_table_hash_lookup_key32_lru,
+ .f_stats = rte_table_hash_key32_stats_read,
};
struct rte_table_ops rte_table_hash_key32_ext_ops = {
.f_free = rte_table_hash_free_key32_ext,
.f_add = rte_table_hash_entry_add_key32_ext,
.f_delete = rte_table_hash_entry_delete_key32_ext,
+ .f_add_bulk = NULL,
+ .f_delete_bulk = NULL,
.f_lookup = rte_table_hash_lookup_key32_ext,
+ .f_stats = rte_table_hash_key32_stats_read,
};
git.droids-corp.org / dpdk.git / blobdiff