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From: Hernan Vargas <hernan.vargas@intel.com>
To: dev@dpdk.org, gakhil@marvell.com, trix@redhat.com,
maxime.coquelin@redhat.com
Cc: nicolas.chautru@intel.com, qi.z.zhang@intel.com,
Hernan Vargas <hernan.vargas@intel.com>
Subject: [PATCH v3 05/17] test/bbdev: add timeout for latency tests
Date: Thu, 2 Mar 2023 12:21:59 -0800
Message-Id: <20230302202211.170017-6-hernan.vargas@intel.com>
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Add a timeout to force exit the latency tests in case dequeue never
happens.
Signed-off-by: Hernan Vargas <hernan.vargas@intel.com>
Reviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>
---
app/test-bbdev/test_bbdev_perf.c | 24 +++++++++++++++++++-----
1 file changed, 19 insertions(+), 5 deletions(-)
diff --git a/app/test-bbdev/test_bbdev_perf.c b/app/test-bbdev/test_bbdev_perf.c
index 088fc055a148..4de3d937a53d 100644
--- a/app/test-bbdev/test_bbdev_perf.c
+++ b/app/test-bbdev/test_bbdev_perf.c
@@ -26,6 +26,7 @@
#define MAX_QUEUES RTE_MAX_LCORE
#define TEST_REPETITIONS 100
+#define TIME_OUT_POLL 1e8
#define WAIT_OFFLOAD_US 1000
#ifdef RTE_BASEBAND_FPGA_LTE_FEC
@@ -4544,6 +4545,7 @@ latency_test_ldpc_dec(struct rte_mempool *mempool,
for (i = 0, dequeued = 0; dequeued < num_to_process; ++i) {
uint16_t enq = 0, deq = 0;
+ uint32_t time_out = 0;
bool first_time = true;
last_time = 0;
@@ -4595,7 +4597,8 @@ latency_test_ldpc_dec(struct rte_mempool *mempool,
last_time = rte_rdtsc_precise() - start_time;
first_time = false;
}
- } while (unlikely(burst_sz != deq));
+ time_out++;
+ } while ((burst_sz != deq) && (time_out < TIME_OUT_POLL));
*max_time = RTE_MAX(*max_time, last_time);
*min_time = RTE_MIN(*min_time, last_time);
@@ -4604,7 +4607,12 @@ latency_test_ldpc_dec(struct rte_mempool *mempool,
if (extDdr)
retrieve_harq_ddr(dev_id, queue_id, ops_enq, burst_sz);
- if (test_vector.op_type != RTE_BBDEV_OP_NONE) {
+ if (burst_sz != deq) {
+ struct rte_bbdev_info info;
+ ret = TEST_FAILED;
+ rte_bbdev_info_get(dev_id, &info);
+ TEST_ASSERT_SUCCESS(ret, "Dequeue timeout!");
+ } else if (test_vector.op_type != RTE_BBDEV_OP_NONE) {
ret = validate_ldpc_dec_op(ops_deq, burst_sz, ref_op,
vector_mask);
TEST_ASSERT_SUCCESS(ret, "Validation failed!");
@@ -4630,6 +4638,7 @@ latency_test_enc(struct rte_mempool *mempool,
for (i = 0, dequeued = 0; dequeued < num_to_process; ++i) {
uint16_t enq = 0, deq = 0;
+ uint32_t time_out = 0;
bool first_time = true;
last_time = 0;
@@ -4665,13 +4674,18 @@ latency_test_enc(struct rte_mempool *mempool,
last_time += rte_rdtsc_precise() - start_time;
first_time = false;
}
- } while (unlikely(burst_sz != deq));
+ time_out++;
+ } while ((burst_sz != deq) && (time_out < TIME_OUT_POLL));
*max_time = RTE_MAX(*max_time, last_time);
*min_time = RTE_MIN(*min_time, last_time);
*total_time += last_time;
-
- if (test_vector.op_type != RTE_BBDEV_OP_NONE) {
+ if (burst_sz != deq) {
+ struct rte_bbdev_info info;
+ ret = TEST_FAILED;
+ rte_bbdev_info_get(dev_id, &info);
+ TEST_ASSERT_SUCCESS(ret, "Dequeue timeout!");
+ } else if (test_vector.op_type != RTE_BBDEV_OP_NONE) {
ret = validate_enc_op(ops_deq, burst_sz, ref_op);
TEST_ASSERT_SUCCESS(ret, "Validation failed!");
}
--
2.37.1