diff options
Diffstat (limited to 'src/dpdk_lib18/librte_ip_frag/rte_ip_frag_common.c')
| -rwxr-xr-x | src/dpdk_lib18/librte_ip_frag/rte_ip_frag_common.c | 139 |
1 files changed, 0 insertions, 139 deletions
diff --git a/src/dpdk_lib18/librte_ip_frag/rte_ip_frag_common.c b/src/dpdk_lib18/librte_ip_frag/rte_ip_frag_common.c deleted file mode 100755 index c982d8cc..00000000 --- a/src/dpdk_lib18/librte_ip_frag/rte_ip_frag_common.c +++ /dev/null @@ -1,139 +0,0 @@ -/*- - * BSD LICENSE - * - * Copyright(c) 2010-2014 Intel Corporation. All rights reserved. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * * Neither the name of Intel Corporation nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#include <stddef.h> -#include <stdio.h> - -#include <rte_memory.h> -#include <rte_log.h> - -#include "ip_frag_common.h" - -#define IP_FRAG_HASH_FNUM 2 - -/* free mbufs from death row */ -void -rte_ip_frag_free_death_row(struct rte_ip_frag_death_row *dr, - uint32_t prefetch) -{ - uint32_t i, k, n; - - k = RTE_MIN(prefetch, dr->cnt); - n = dr->cnt; - - for (i = 0; i != k; i++) - rte_prefetch0(dr->row[i]); - - for (i = 0; i != n - k; i++) { - rte_prefetch0(dr->row[i + k]); - rte_pktmbuf_free(dr->row[i]); - } - - for (; i != n; i++) - rte_pktmbuf_free(dr->row[i]); - - dr->cnt = 0; -} - -/* create fragmentation table */ -struct rte_ip_frag_tbl * -rte_ip_frag_table_create(uint32_t bucket_num, uint32_t bucket_entries, - uint32_t max_entries, uint64_t max_cycles, int socket_id) -{ - struct rte_ip_frag_tbl *tbl; - size_t sz; - uint64_t nb_entries; - - nb_entries = rte_align32pow2(bucket_num); - nb_entries *= bucket_entries; - nb_entries *= IP_FRAG_HASH_FNUM; - - /* check input parameters. */ - if (rte_is_power_of_2(bucket_entries) == 0 || - nb_entries > UINT32_MAX || nb_entries == 0 || - nb_entries < max_entries) { - RTE_LOG(ERR, USER1, "%s: invalid input parameter\n", __func__); - return (NULL); - } - - sz = sizeof (*tbl) + nb_entries * sizeof (tbl->pkt[0]); - if ((tbl = rte_zmalloc_socket(__func__, sz, RTE_CACHE_LINE_SIZE, - socket_id)) == NULL) { - RTE_LOG(ERR, USER1, - "%s: allocation of %zu bytes at socket %d failed do\n", - __func__, sz, socket_id); - return (NULL); - } - - RTE_LOG(INFO, USER1, "%s: allocated of %zu bytes at socket %d\n", - __func__, sz, socket_id); - - tbl->max_cycles = max_cycles; - tbl->max_entries = max_entries; - tbl->nb_entries = (uint32_t)nb_entries; - tbl->nb_buckets = bucket_num; - tbl->bucket_entries = bucket_entries; - tbl->entry_mask = (tbl->nb_entries - 1) & ~(tbl->bucket_entries - 1); - - TAILQ_INIT(&(tbl->lru)); - return (tbl); -} - -/* dump frag table statistics to file */ -void -rte_ip_frag_table_statistics_dump(FILE *f, const struct rte_ip_frag_tbl *tbl) -{ - uint64_t fail_total, fail_nospace; - - fail_total = tbl->stat.fail_total; - fail_nospace = tbl->stat.fail_nospace; - - fprintf(f, "max entries:\t%u;\n" - "entries in use:\t%u;\n" - "finds/inserts:\t%" PRIu64 ";\n" - "entries added:\t%" PRIu64 ";\n" - "entries deleted by timeout:\t%" PRIu64 ";\n" - "entries reused by timeout:\t%" PRIu64 ";\n" - "total add failures:\t%" PRIu64 ";\n" - "add no-space failures:\t%" PRIu64 ";\n" - "add hash-collisions failures:\t%" PRIu64 ";\n", - tbl->max_entries, - tbl->use_entries, - tbl->stat.find_num, - tbl->stat.add_num, - tbl->stat.del_num, - tbl->stat.reuse_num, - fail_total, - fail_nospace, - fail_total - fail_nospace); -} |