-/*-
- * 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.
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2010-2014 Intel Corporation
*/
#include <rte_acl.h>
-#include "acl_vect.h"
#include "acl.h"
#define QRANGE_MIN ((uint8_t)INT8_MIN)
static void
acl_gen_log_stats(const struct rte_acl_ctx *ctx,
const struct acl_node_counters *counts,
- const struct rte_acl_indices *indices)
+ const struct rte_acl_indices *indices,
+ size_t max_size)
{
RTE_LOG(DEBUG, ACL, "Gen phase for ACL \"%s\":\n"
"runtime memory footprint on socket %d:\n"
"quad nodes/vectors/bytes used: %d/%d/%zu\n"
"DFA nodes/group64/bytes used: %d/%d/%zu\n"
"match nodes/bytes used: %d/%zu\n"
- "total: %zu bytes\n",
+ "total: %zu bytes\n"
+ "max limit: %zu bytes\n",
ctx->name, ctx->socket_id,
counts->single, counts->single * sizeof(uint64_t),
counts->quad, counts->quad_vectors,
indices->dfa_index * sizeof(uint64_t),
counts->match,
counts->match * sizeof(struct rte_acl_match_results),
- ctx->mem_sz);
+ ctx->mem_sz,
+ max_size);
}
static uint64_t
int
rte_acl_gen(struct rte_acl_ctx *ctx, struct rte_acl_trie *trie,
struct rte_acl_bld_trie *node_bld_trie, uint32_t num_tries,
- uint32_t num_categories, uint32_t data_index_sz)
+ uint32_t num_categories, uint32_t data_index_sz, size_t max_size)
{
void *mem;
size_t total_size;
(counts.match + 1) * sizeof(struct rte_acl_match_results) +
XMM_SIZE;
+ if (total_size > max_size) {
+ RTE_LOG(DEBUG, ACL,
+ "Gen phase for ACL ctx \"%s\" exceeds max_size limit, "
+ "bytes required: %zu, allowed: %zu\n",
+ ctx->name, total_size, max_size);
+ return -ERANGE;
+ }
+
mem = rte_zmalloc_socket(ctx->name, total_size, RTE_CACHE_LINE_SIZE,
ctx->socket_id);
if (mem == NULL) {
ctx->trans_table = node_array;
memcpy(ctx->trie, trie, sizeof(ctx->trie));
- acl_gen_log_stats(ctx, &counts, &indices);
+ acl_gen_log_stats(ctx, &counts, &indices, max_size);
return 0;
}