X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=test%2Ftest%2Ftest_ring_perf.c;h=ebb3939f51d029e6353e3aacfe1ada7cb6d8e64c;hb=23af667f1507e5c46f474ef3dea8978286097048;hp=f95a8e9a4e0a7c4c65f2b3e629e79838528c7d4d;hpb=14fbffb0aac971fd96718d292701645779597a7a;p=dpdk.git

diff --git a/test/test/test_ring_perf.c b/test/test/test_ring_perf.c
index f95a8e9a4e..ebb3939f51 100644
--- a/test/test/test_ring_perf.c
+++ b/test/test/test_ring_perf.c
@@ -1,34 +1,5 @@
-/*-
- *   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
  */
 
 
@@ -37,6 +8,7 @@
 #include <rte_ring.h>
 #include <rte_cycles.h>
 #include <rte_launch.h>
+#include <rte_pause.h>
 
 #include "test.h"
 
@@ -60,9 +32,6 @@
  */
 static const volatile unsigned bulk_sizes[] = { 8, 32 };
 
-/* The ring structure used for tests */
-static struct rte_ring *r;
-
 struct lcore_pair {
 	unsigned c1, c2;
 };
@@ -143,7 +112,7 @@ get_two_sockets(struct lcore_pair *lcp)
 
 /* Get cycle counts for dequeuing from an empty ring. Should be 2 or 3 cycles */
 static void
-test_empty_dequeue(void)
+test_empty_dequeue(struct rte_ring *r)
 {
 	const unsigned iter_shift = 26;
 	const unsigned iterations = 1<<iter_shift;
@@ -152,12 +121,12 @@ test_empty_dequeue(void)
 
 	const uint64_t sc_start = rte_rdtsc();
 	for (i = 0; i < iterations; i++)
-		rte_ring_sc_dequeue_bulk(r, burst, bulk_sizes[0]);
+		rte_ring_sc_dequeue_bulk(r, burst, bulk_sizes[0], NULL);
 	const uint64_t sc_end = rte_rdtsc();
 
 	const uint64_t mc_start = rte_rdtsc();
 	for (i = 0; i < iterations; i++)
-		rte_ring_mc_dequeue_bulk(r, burst, bulk_sizes[0]);
+		rte_ring_mc_dequeue_bulk(r, burst, bulk_sizes[0], NULL);
 	const uint64_t mc_end = rte_rdtsc();
 
 	printf("SC empty dequeue: %.2F\n",
@@ -171,6 +140,7 @@ test_empty_dequeue(void)
  * and return two. Input = burst size, output = cycle average for sp/sc & mp/mc
  */
 struct thread_params {
+	struct rte_ring *r;
 	unsigned size;        /* input value, the burst size */
 	double spsc, mpmc;    /* output value, the single or multi timings */
 };
@@ -185,6 +155,7 @@ enqueue_bulk(void *p)
 	const unsigned iter_shift = 23;
 	const unsigned iterations = 1<<iter_shift;
 	struct thread_params *params = p;
+	struct rte_ring *r = params->r;
 	const unsigned size = params->size;
 	unsigned i;
 	void *burst[MAX_BURST] = {0};
@@ -220,6 +191,7 @@ dequeue_bulk(void *p)
 	const unsigned iter_shift = 23;
 	const unsigned iterations = 1<<iter_shift;
 	struct thread_params *params = p;
+	struct rte_ring *r = params->r;
 	const unsigned size = params->size;
 	unsigned i;
 	void *burst[MAX_BURST] = {0};
@@ -230,13 +202,13 @@ dequeue_bulk(void *p)
 
 	const uint64_t sc_start = rte_rdtsc();
 	for (i = 0; i < iterations; i++)
-		while (rte_ring_sc_dequeue_bulk(r, burst, size) == 0)
+		while (rte_ring_sc_dequeue_bulk(r, burst, size, NULL) == 0)
 			rte_pause();
 	const uint64_t sc_end = rte_rdtsc();
 
 	const uint64_t mc_start = rte_rdtsc();
 	for (i = 0; i < iterations; i++)
-		while (rte_ring_mc_dequeue_bulk(r, burst, size) == 0)
+		while (rte_ring_mc_dequeue_bulk(r, burst, size, NULL) == 0)
 			rte_pause();
 	const uint64_t mc_end = rte_rdtsc();
 
@@ -250,7 +222,7 @@ dequeue_bulk(void *p)
  * used to measure ring perf between hyperthreads, cores and sockets.
  */
 static void
-run_on_core_pair(struct lcore_pair *cores,
+run_on_core_pair(struct lcore_pair *cores, struct rte_ring *r,
 		lcore_function_t f1, lcore_function_t f2)
 {
 	struct thread_params param1 = {0}, param2 = {0};
@@ -258,6 +230,7 @@ run_on_core_pair(struct lcore_pair *cores,
 	for (i = 0; i < sizeof(bulk_sizes)/sizeof(bulk_sizes[0]); i++) {
 		lcore_count = 0;
 		param1.size = param2.size = bulk_sizes[i];
+		param1.r = param2.r = r;
 		if (cores->c1 == rte_get_master_lcore()) {
 			rte_eal_remote_launch(f2, &param2, cores->c2);
 			f1(&param1);
@@ -280,7 +253,7 @@ run_on_core_pair(struct lcore_pair *cores,
  * takes on a single lcore. Result is for comparison with the bulk enq+deq.
  */
 static void
-test_single_enqueue_dequeue(void)
+test_single_enqueue_dequeue(struct rte_ring *r)
 {
 	const unsigned iter_shift = 24;
 	const unsigned iterations = 1<<iter_shift;
@@ -313,7 +286,7 @@ test_single_enqueue_dequeue(void)
  * as for the bulk function called on a single lcore.
  */
 static void
-test_burst_enqueue_dequeue(void)
+test_burst_enqueue_dequeue(struct rte_ring *r)
 {
 	const unsigned iter_shift = 23;
 	const unsigned iterations = 1<<iter_shift;
@@ -325,7 +298,8 @@ test_burst_enqueue_dequeue(void)
 		for (i = 0; i < iterations; i++) {
 			rte_ring_sp_enqueue_burst(r, burst,
 					bulk_sizes[sz], NULL);
-			rte_ring_sc_dequeue_burst(r, burst, bulk_sizes[sz]);
+			rte_ring_sc_dequeue_burst(r, burst,
+					bulk_sizes[sz], NULL);
 		}
 		const uint64_t sc_end = rte_rdtsc();
 
@@ -333,7 +307,8 @@ test_burst_enqueue_dequeue(void)
 		for (i = 0; i < iterations; i++) {
 			rte_ring_mp_enqueue_burst(r, burst,
 					bulk_sizes[sz], NULL);
-			rte_ring_mc_dequeue_burst(r, burst, bulk_sizes[sz]);
+			rte_ring_mc_dequeue_burst(r, burst,
+					bulk_sizes[sz], NULL);
 		}
 		const uint64_t mc_end = rte_rdtsc();
 
@@ -349,7 +324,7 @@ test_burst_enqueue_dequeue(void)
 
 /* Times enqueue and dequeue on a single lcore */
 static void
-test_bulk_enqueue_dequeue(void)
+test_bulk_enqueue_dequeue(struct rte_ring *r)
 {
 	const unsigned iter_shift = 23;
 	const unsigned iterations = 1<<iter_shift;
@@ -361,7 +336,8 @@ test_bulk_enqueue_dequeue(void)
 		for (i = 0; i < iterations; i++) {
 			rte_ring_sp_enqueue_bulk(r, burst,
 					bulk_sizes[sz], NULL);
-			rte_ring_sc_dequeue_bulk(r, burst, bulk_sizes[sz]);
+			rte_ring_sc_dequeue_bulk(r, burst,
+					bulk_sizes[sz], NULL);
 		}
 		const uint64_t sc_end = rte_rdtsc();
 
@@ -369,7 +345,8 @@ test_bulk_enqueue_dequeue(void)
 		for (i = 0; i < iterations; i++) {
 			rte_ring_mp_enqueue_bulk(r, burst,
 					bulk_sizes[sz], NULL);
-			rte_ring_mc_dequeue_bulk(r, burst, bulk_sizes[sz]);
+			rte_ring_mc_dequeue_bulk(r, burst,
+					bulk_sizes[sz], NULL);
 		}
 		const uint64_t mc_end = rte_rdtsc();
 
@@ -389,32 +366,35 @@ static int
 test_ring_perf(void)
 {
 	struct lcore_pair cores;
+	struct rte_ring *r = NULL;
+
 	r = rte_ring_create(RING_NAME, RING_SIZE, rte_socket_id(), 0);
-	if (r == NULL && (r = rte_ring_lookup(RING_NAME)) == NULL)
+	if (r == NULL)
 		return -1;
 
 	printf("### Testing single element and burst enq/deq ###\n");
-	test_single_enqueue_dequeue();
-	test_burst_enqueue_dequeue();
+	test_single_enqueue_dequeue(r);
+	test_burst_enqueue_dequeue(r);
 
 	printf("\n### Testing empty dequeue ###\n");
-	test_empty_dequeue();
+	test_empty_dequeue(r);
 
 	printf("\n### Testing using a single lcore ###\n");
-	test_bulk_enqueue_dequeue();
+	test_bulk_enqueue_dequeue(r);
 
 	if (get_two_hyperthreads(&cores) == 0) {
 		printf("\n### Testing using two hyperthreads ###\n");
-		run_on_core_pair(&cores, enqueue_bulk, dequeue_bulk);
+		run_on_core_pair(&cores, r, enqueue_bulk, dequeue_bulk);
 	}
 	if (get_two_cores(&cores) == 0) {
 		printf("\n### Testing using two physical cores ###\n");
-		run_on_core_pair(&cores, enqueue_bulk, dequeue_bulk);
+		run_on_core_pair(&cores, r, enqueue_bulk, dequeue_bulk);
 	}
 	if (get_two_sockets(&cores) == 0) {
 		printf("\n### Testing using two NUMA nodes ###\n");
-		run_on_core_pair(&cores, enqueue_bulk, dequeue_bulk);
+		run_on_core_pair(&cores, r, enqueue_bulk, dequeue_bulk);
 	}
+	rte_ring_free(r);
 	return 0;
 }