X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=test%2Ftest%2Ftest_ring_perf.c;h=66aa51adcdfba684c1ca1e66f07d2af5ebb526bd;hb=c3f15def2ebe9cc255cf0e5cf32aa171f5b4326d;hp=ed89896b360569af10c756438db12f0c7e50d90d;hpb=7595afa4d30097c1177b69257118d8ad89a539be;p=deb_dpdk.git

diff --git a/test/test/test_ring_perf.c b/test/test/test_ring_perf.c
index ed89896b..66aa51ad 100644
--- a/test/test/test_ring_perf.c
+++ b/test/test/test_ring_perf.c
@@ -37,6 +37,7 @@
 #include <rte_ring.h>
 #include <rte_cycles.h>
 #include <rte_launch.h>
+#include <rte_pause.h>
 
 #include "test.h"
 
@@ -60,9 +61,6 @@
  */
 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 +141,7 @@ 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;
@@ -171,6 +169,7 @@ 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 +184,7 @@ 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 +220,7 @@ 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};
@@ -250,7 +251,7 @@ 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 +259,7 @@ 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 +282,7 @@ 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 +315,7 @@ 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;
@@ -351,7 +353,7 @@ 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;
@@ -393,32 +395,35 @@ 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;
 }