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[45.32.66.203]) by smtp.googlemail.com with ESMTPSA id qb1sm2577839pac.44.2016.05.17.01.12.31 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Tue, 17 May 2016 01:12:32 -0700 (PDT) From: Yi He To: lng-odp@lists.linaro.org Date: Tue, 17 May 2016 08:11:22 +0000 Message-Id: <1463472682-2703-1-git-send-email-yi.he@linaro.org> X-Mailer: git-send-email 1.9.1 X-Topics: patch Subject: [lng-odp] [PATCH] linux-generic: test: ring: convert to cunit and improve coverage X-BeenThere: lng-odp@lists.linaro.org X-Mailman-Version: 2.1.16 Precedence: list List-Id: "The OpenDataPlane \(ODP\) List" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: lng-odp-bounces@lists.linaro.org Sender: "lng-odp" Fixes: https://bugs.linaro.org/show_bug.cgi?id=2228 Convert ring test program into cunit framework Improve LCOV coverage for linux-generic/pktio/ring.c Signed-off-by: Yi He Tested-by: Mike Holmes --- platform/linux-generic/test/Makefile.am | 2 +- platform/linux-generic/test/ring/Makefile.am | 20 +- platform/linux-generic/test/ring/ring_basic.c | 392 ++++++++++++++++++++ platform/linux-generic/test/ring/ring_main.c | 12 + platform/linux-generic/test/ring/ring_stress.c | 270 ++++++++++++++ platform/linux-generic/test/ring/ring_suites.c | 70 ++++ platform/linux-generic/test/ring/ring_suites.h | 33 ++ platform/linux-generic/test/ring/ringtest.c | 493 ------------------------- 8 files changed, 787 insertions(+), 505 deletions(-) create mode 100644 platform/linux-generic/test/ring/ring_basic.c create mode 100644 platform/linux-generic/test/ring/ring_main.c create mode 100644 platform/linux-generic/test/ring/ring_stress.c create mode 100644 platform/linux-generic/test/ring/ring_suites.c create mode 100644 platform/linux-generic/test/ring/ring_suites.h delete mode 100644 platform/linux-generic/test/ring/ringtest.c diff --git a/platform/linux-generic/test/Makefile.am b/platform/linux-generic/test/Makefile.am index 05998e3..85417e2 100644 --- a/platform/linux-generic/test/Makefile.am +++ b/platform/linux-generic/test/Makefile.am @@ -8,7 +8,7 @@ ODP_MODULES = pktio \ if test_vald TESTS = pktio/pktio_run \ pktio/pktio_run_tap \ - ring/ringtest$(EXEEXT) \ + ring/ring_main$(EXEEXT) \ shmem/shmem_linux \ ${top_builddir}/test/validation/atomic/atomic_main$(EXEEXT) \ ${top_builddir}/test/validation/barrier/barrier_main$(EXEEXT) \ diff --git a/platform/linux-generic/test/ring/Makefile.am b/platform/linux-generic/test/ring/Makefile.am index 5a949d0..c086584 100644 --- a/platform/linux-generic/test/ring/Makefile.am +++ b/platform/linux-generic/test/ring/Makefile.am @@ -1,16 +1,14 @@ -include $(top_srcdir)/test/validation/Makefile.inc +include ../Makefile.inc -AM_CFLAGS += -I$(srcdir)/common -AM_CFLAGS += -I$(top_srcdir)/test/validation/common -AM_LDFLAGS += -static +noinst_LTLIBRARIES = libtestring.la +libtestring_la_SOURCES = ring_suites.c ring_basic.c ring_stress.c +libtestring_la_CFLAGS = $(AM_CFLAGS) $(INCCUNIT_COMMON) $(INCODP) -COMPILE_ONLY = +test_PROGRAMS = ring_main$(EXEEXT) +dist_ring_main_SOURCES = ring_main.c -TESTSCRIPTS = +ring_main_LDFLAGS = $(AM_LDFLAGS) +ring_main_LDADD = libtestring.la $(LIBCUNIT_COMMON) $(LIBODP) -EXECUTABLES = ringtest$(EXEEXT) +noinst_HEADERS = ring_suites.h -test_PROGRAMS = $(EXECUTABLES) $(COMPILE_ONLY) - -ringtest_SOURCES = ringtest.c -ringtest_LDADD = $(LIBCUNIT_COMMON) $(LIBODP) diff --git a/platform/linux-generic/test/ring/ring_basic.c b/platform/linux-generic/test/ring/ring_basic.c new file mode 100644 index 0000000..20d9786 --- /dev/null +++ b/platform/linux-generic/test/ring/ring_basic.c @@ -0,0 +1,392 @@ +/* Copyright (c) 2015, Linaro Limited + * All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +/*- + * BSD LICENSE + * + * Copyright(c) 2010-2013 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. + */ + +/** + * @file + * + * ODP ring basic test + */ + +#include +#include +#include + +#include +#include +#include + +#include "ring_suites.h" + +/* labor functions declaration */ +static void __do_basic_burst(_ring_t *r); +static void __do_basic_bulk(_ring_t *r); +static void __do_basic_watermark(_ring_t *r); + +/* dummy object pointers for enqueue and dequeue testing */ +static void **test_enq_data; +static void **test_deq_data; + +/* create two rings: one for single thread usage scenario + * and another for multiple thread usage scenario. + * st - single thread usage scenario + * mt - multiple thread usage scenario + */ +static const char *st_ring_name = "ST basic ring"; +static const char *mt_ring_name = "MT basic ring"; +static _ring_t *st_ring, *mt_ring; + +int ring_test_basic_start(void) +{ + int i = 0; + + /* alloc dummy object pointers for enqueue testing */ + test_enq_data = malloc(RING_SIZE * 2 * sizeof(void *)); + if (NULL == test_enq_data) { + LOG_ERR("failed to allocate basic test enqeue data\n"); + return -1; + } + + for (i = 0; i < RING_SIZE * 2; i++) + test_enq_data[i] = (void *)(unsigned long)i; + + /* alloc dummy object pointers for dequeue testing */ + test_deq_data = malloc(RING_SIZE * 2 * sizeof(void *)); + if (NULL == test_deq_data) { + LOG_ERR("failed to allocate basic test dequeue data\n"); + free(test_enq_data); test_enq_data = NULL; + return -1; + } + + memset(test_deq_data, 0, RING_SIZE * 2 * sizeof(void *)); + return 0; +} + +int ring_test_basic_end(void) +{ + free(test_enq_data); + free(test_deq_data); + return 0; +} + +/* basic test cases */ +void ring_test_basic_create(void) +{ + /* prove illegal size shall fail */ + st_ring = _ring_create(st_ring_name, ILLEGAL_SIZE, 0); + CU_ASSERT(NULL == st_ring); + CU_ASSERT(EINVAL == __odp_errno); + + /* create ring for single thread usage scenario */ + st_ring = _ring_create(st_ring_name, RING_SIZE, + _RING_F_SP_ENQ | _RING_F_SC_DEQ); + + CU_ASSERT(NULL != st_ring); + CU_ASSERT(_ring_lookup(st_ring_name) == st_ring); + + /* create ring for multiple thread usage scenario */ + mt_ring = _ring_create(mt_ring_name, RING_SIZE, + 0 /* not used, alignement + taken care inside function: todo */); + + CU_ASSERT(NULL != mt_ring); + CU_ASSERT(_ring_lookup(mt_ring_name) == mt_ring); +} + +void ring_test_basic_burst(void) +{ + /* two rounds to cover both single + * thread and multiple thread APIs + */ + __do_basic_burst(st_ring); + __do_basic_burst(mt_ring); +} + +void ring_test_basic_bulk(void) +{ + __do_basic_bulk(st_ring); + __do_basic_bulk(mt_ring); +} + +void ring_test_basic_watermark(void) +{ + __do_basic_watermark(st_ring); + __do_basic_watermark(mt_ring); +} + +/* labor functions definition */ +static void __do_basic_burst(_ring_t *r) +{ + int result = 0; + unsigned int count = 0; + void * const *source = test_enq_data; + void * const *dest = test_deq_data; + void **enq = NULL, **deq = NULL; + + enq = test_enq_data; deq = test_deq_data; + + /* ring is empty */ + CU_ASSERT(1 == _ring_empty(r)); + + /* enqueue 1 object */ + result = _ring_enqueue_burst(r, enq, 1); + enq += 1; + CU_ASSERT(1 == (result & _RING_SZ_MASK)); + + /* enqueue 2 objects */ + result = _ring_enqueue_burst(r, enq, 2); + enq += 2; + CU_ASSERT(2 == (result & _RING_SZ_MASK)); + + /* enqueue HALF_BULK objects */ + result = _ring_enqueue_burst(r, enq, HALF_BULK); + enq += HALF_BULK; + CU_ASSERT(HALF_BULK == (result & _RING_SZ_MASK)); + + /* ring is neither empty nor full */ + CU_ASSERT(0 == _ring_full(r)); + CU_ASSERT(0 == _ring_empty(r)); + + /* _ring_count() equals enqueued */ + count = (1 + 2 + HALF_BULK); + CU_ASSERT(count == _ring_count(r)); + /* _ring_free_count() equals rooms left */ + count = (RING_SIZE - 1) - count; + CU_ASSERT(count == _ring_free_count(r)); + + /* exceed the size, enquene as many as possible */ + result = _ring_enqueue_burst(r, enq, HALF_BULK); + enq += count; + CU_ASSERT(count == (result & _RING_SZ_MASK)); + CU_ASSERT(1 == _ring_full(r)); + + /* dequeue 1 object */ + result = _ring_dequeue_burst(r, deq, 1); + deq += 1; + CU_ASSERT(1 == (result & _RING_SZ_MASK)); + + /* dequeue 2 objects */ + result = _ring_dequeue_burst(r, deq, 2); + deq += 2; + CU_ASSERT(2 == (result & _RING_SZ_MASK)); + + /* dequeue HALF_BULK objects */ + result = _ring_dequeue_burst(r, deq, HALF_BULK); + deq += HALF_BULK; + CU_ASSERT(HALF_BULK == (result & _RING_SZ_MASK)); + + /* _ring_free_count() equals dequeued */ + count = (1 + 2 + HALF_BULK); + CU_ASSERT(count == _ring_free_count(r)); + /* _ring_count() equals remained left */ + count = (RING_SIZE - 1) - count; + CU_ASSERT(count == _ring_count(r)); + + /* underrun the size, dequeue as many as possible */ + result = _ring_dequeue_burst(r, deq, HALF_BULK); + deq += count; + CU_ASSERT(count == (result & _RING_SZ_MASK)); + CU_ASSERT(1 == _ring_empty(r)); + + /* check data */ + CU_ASSERT(0 == memcmp(source, dest, deq - dest)); + + /* reset dequeue data */ + memset(test_deq_data, 0, RING_SIZE * 2 * sizeof(void *)); +} + +/* incomplete ring API set: strange! + * complement _ring_enqueue/dequeue_bulk to improve coverage + */ +static inline int __ring_enqueue_bulk( + _ring_t *r, void * const *objects, unsigned bulk) +{ + if (r->prod.sp_enqueue) + return _ring_sp_enqueue_bulk(r, objects, bulk); + else + return _ring_mp_enqueue_bulk(r, objects, bulk); +} + +static inline int __ring_dequeue_bulk( + _ring_t *r, void **objects, unsigned bulk) +{ + if (r->cons.sc_dequeue) + return _ring_sc_dequeue_bulk(r, objects, bulk); + else + return _ring_mc_dequeue_bulk(r, objects, bulk); +} + +static void __do_basic_bulk(_ring_t *r) +{ + int result = 0; + unsigned int count = 0; + void * const *source = test_enq_data; + void * const *dest = test_deq_data; + void **enq = NULL, **deq = NULL; + + enq = test_enq_data; deq = test_deq_data; + + /* ring is empty */ + CU_ASSERT(1 == _ring_empty(r)); + + /* enqueue 1 object */ + result = __ring_enqueue_bulk(r, enq, 1); + enq += 1; + CU_ASSERT(0 == result); + + /* enqueue 2 objects */ + result = __ring_enqueue_bulk(r, enq, 2); + enq += 2; + CU_ASSERT(0 == result); + + /* enqueue HALF_BULK objects */ + result = __ring_enqueue_bulk(r, enq, HALF_BULK); + enq += HALF_BULK; + CU_ASSERT(0 == result); + + /* ring is neither empty nor full */ + CU_ASSERT(0 == _ring_full(r)); + CU_ASSERT(0 == _ring_empty(r)); + + /* _ring_count() equals enqueued */ + count = (1 + 2 + HALF_BULK); + CU_ASSERT(count == _ring_count(r)); + /* _ring_free_count() equals rooms left */ + count = (RING_SIZE - 1) - count; + CU_ASSERT(count == _ring_free_count(r)); + + /* exceed the size, enquene shall fail with -ENOBUFS */ + result = __ring_enqueue_bulk(r, enq, HALF_BULK); + CU_ASSERT(-ENOBUFS == result); + + /* fullful the ring */ + result = __ring_enqueue_bulk(r, enq, count); + enq += count; + CU_ASSERT(0 == result); + CU_ASSERT(1 == _ring_full(r)); + + /* dequeue 1 object */ + result = __ring_dequeue_bulk(r, deq, 1); + deq += 1; + CU_ASSERT(0 == result); + + /* dequeue 2 objects */ + result = __ring_dequeue_bulk(r, deq, 2); + deq += 2; + CU_ASSERT(0 == result); + + /* dequeue HALF_BULK objects */ + result = __ring_dequeue_bulk(r, deq, HALF_BULK); + deq += HALF_BULK; + CU_ASSERT(0 == result); + + /* _ring_free_count() equals dequeued */ + count = (1 + 2 + HALF_BULK); + CU_ASSERT(count == _ring_free_count(r)); + /* _ring_count() equals remained left */ + count = (RING_SIZE - 1) - count; + CU_ASSERT(count == _ring_count(r)); + + /* underrun the size, dequeue shall fail with -ENOENT */ + result = __ring_dequeue_bulk(r, deq, HALF_BULK); + CU_ASSERT(-ENOENT == result); + + /* empty the queue */ + result = __ring_dequeue_bulk(r, deq, count); + deq += count; + CU_ASSERT(0 == result); + CU_ASSERT(1 == _ring_empty(r)); + + /* check data */ + CU_ASSERT(0 == memcmp(source, dest, deq - dest)); + + /* reset dequeue data */ + memset(test_deq_data, 0, RING_SIZE * 2 * sizeof(void *)); +} + +void __do_basic_watermark(_ring_t *r) +{ + int result = 0; + void * const *source = test_enq_data; + void * const *dest = test_deq_data; + void **enq = NULL, **deq = NULL; + + enq = test_enq_data; deq = test_deq_data; + + /* bulk = 3/4 watermark to trigger alarm on 2nd enqueue */ + const unsigned watermark = PIECE_BULK; + const unsigned bulk = (watermark / 4) * 3; + + /* watermark cannot exceed ring size */ + result = _ring_set_water_mark(r, ILLEGAL_SIZE); + CU_ASSERT(-EINVAL == result); + + /* set watermark */ + result = _ring_set_water_mark(r, watermark); + CU_ASSERT(0 == result); + + /* 1st enqueue shall succeed */ + result = __ring_enqueue_bulk(r, enq, bulk); + enq += bulk; + CU_ASSERT(0 == result); + + /* 2nd enqueue shall succeed but return -EDQUOT */ + result = __ring_enqueue_bulk(r, enq, bulk); + enq += bulk; + CU_ASSERT(-EDQUOT == result); + + /* dequeue 1st bulk */ + result = __ring_dequeue_bulk(r, deq, bulk); + deq += bulk; + CU_ASSERT(0 == result); + + /* dequeue 2nd bulk */ + result = __ring_dequeue_bulk(r, deq, bulk); + deq += bulk; + CU_ASSERT(0 == result); + + /* check data */ + CU_ASSERT(0 == memcmp(source, dest, deq - dest)); + + /* reset watermark */ + result = _ring_set_water_mark(r, 0); + CU_ASSERT(0 == result); + + /* reset dequeue data */ + memset(test_deq_data, 0, RING_SIZE * 2 * sizeof(void *)); +} diff --git a/platform/linux-generic/test/ring/ring_main.c b/platform/linux-generic/test/ring/ring_main.c new file mode 100644 index 0000000..e465113 --- /dev/null +++ b/platform/linux-generic/test/ring/ring_main.c @@ -0,0 +1,12 @@ +/* Copyright (c) 2015, Linaro Limited + * All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include "ring_suites.h" + +int main(void) +{ + return ring_suites_main(); +} diff --git a/platform/linux-generic/test/ring/ring_stress.c b/platform/linux-generic/test/ring/ring_stress.c new file mode 100644 index 0000000..a4753e9 --- /dev/null +++ b/platform/linux-generic/test/ring/ring_stress.c @@ -0,0 +1,270 @@ +/* Copyright (c) 2014, Linaro Limited + * All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +/*- + * BSD LICENSE + * + * Copyright(c) 2010-2013 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. + */ + +/** + * @file + * + * ODP ring stress test + */ + +#include +#include +#include + +#include +#include +#include +#include +#include + +#include "ring_suites.h" + +/* + * Since cunit framework cannot work with multi-threading, ask workers + * to save their results for delayed assertion after thread collection. + */ +static int worker_results[MAX_WORKERS]; + +/* + * Note : make sure that both enqueue and dequeue + * operation starts at same time so to avoid data corruption + * Its because atomic lock will protect only indexes, but if order of + * read or write operation incorrect then data mismatch will happen + * So its resposibility of application develop to take care of order of + * data read or write. + */ +typedef enum { + STRESS_1_1_PRODUCER_CONSUMER, + STRESS_1_N_PRODUCER_CONSUMER, + STRESS_N_1_PRODUCER_CONSUMER, + STRESS_N_M_PRODUCER_CONSUMER +} stress_case_t; + +/* worker function declarations */ +static void *stress_worker(void *_data); + +/* global name for later look up in workers' context */ +static const char *ring_name = "stress ring"; + +int ring_test_stress_start(void) +{ + /* multiple thread usage scenario only */ + _ring_t *r_stress = _ring_create(ring_name, RING_SIZE, + 0 /* not used, alignement + taken care inside function: todo */); + if (r_stress == NULL) { + LOG_ERR("create ring failed for stress.\n"); + return -1; + } + + return 0; +} + +void ring_test_stress_1_1_producer_consumer(void) +{ + int i = 0; + odp_cpumask_t cpus; + pthrd_arg worker_param; + + /* reset results for delayed assertion */ + memset(worker_results, 0, sizeof(worker_results)); + + /* request 2 threads to run 1:1 stress */ + worker_param.numthrds = odp_cpumask_default_worker(&cpus, 2); + worker_param.testcase = STRESS_1_1_PRODUCER_CONSUMER; + + /* not failure, insufficient resource */ + if (worker_param.numthrds < 2) { + LOG_ERR("insufficient cpu for 1:1 " + "producer/consumer stress.\n"); + return; + } + + /* kick the workers */ + odp_cunit_thread_create(stress_worker, &worker_param); + + /* collect the results */ + odp_cunit_thread_exit(&worker_param); + + /* delayed assertion due to cunit limitation */ + for (i = 0; i < worker_param.numthrds; i++) + CU_ASSERT(0 == worker_results[i]); +} + +void ring_test_stress_N_M_producer_consumer(void) +{ + int i = 0; + odp_cpumask_t cpus; + pthrd_arg worker_param; + + /* reset results for delayed assertion */ + memset(worker_results, 0, sizeof(worker_results)); + + /* request MAX_WORKERS threads to run N:M stress */ + worker_param.numthrds = + odp_cpumask_default_worker(&cpus, MAX_WORKERS); + worker_param.testcase = STRESS_N_M_PRODUCER_CONSUMER; + + /* not failure, insufficient resource */ + if (worker_param.numthrds < 3) { + LOG_ERR("insufficient cpu for N:M " + "producer/consumer stress.\n"); + return; + } + + /* kick the workers */ + odp_cunit_thread_create(stress_worker, &worker_param); + + /* collect the results */ + odp_cunit_thread_exit(&worker_param); + + /* delayed assertion due to cunit limitation */ + for (i = 0; i < worker_param.numthrds; i++) + CU_ASSERT(0 == worker_results[i]); +} + +void ring_test_stress_1_N_producer_consumer(void) +{ +} + +void ring_test_stress_N_1_producer_consumer(void) +{ +} + +void ring_test_stress_ring_list_dump(void) +{ + /* improve code coverage */ + _ring_list_dump(); +} + +/* worker function for multiple producer instances */ +static int do_producer(_ring_t *r) +{ + int i, result = 0; + void **enq = NULL; + + /* allocate dummy object pointers for enqueue */ + enq = malloc(PIECE_BULK * 2 * sizeof(void *)); + if (NULL == enq) { + LOG_ERR("insufficient memory for producer enqueue.\n"); + return 0; /* not failure, skip for insufficient memory */ + } + + /* data pattern to be evaluated later in consumer */ + for (i = 0; i < PIECE_BULK; i++) + enq[i] = (void *)(unsigned long)i; + + do { + result = _ring_mp_enqueue_bulk(r, enq, PIECE_BULK); + if (0 == result) { + free(enq); + return 0; + } + } while (1); +} + +/* worker function for multiple consumer instances */ +static int do_consumer(_ring_t *r) +{ + int i, result = 0; + void **deq = NULL; + const char *message = "test OK!"; + const char *mismatch = "data mismatch..lockless enq/deq failed."; + + /* allocate dummy object pointers for dequeue */ + deq = malloc(PIECE_BULK * 2 * sizeof(void *)); + if (NULL == deq) { + LOG_ERR("insufficient memory for consumer dequeue.\n"); + return 0; /* not failure, skip for insufficient memory */ + } + + do { + result = _ring_mc_dequeue_bulk(r, deq, PIECE_BULK); + if (0 == result) { + /* evaluate the data pattern */ + for (i = 0; i < PIECE_BULK; i++) { + if (deq[i] != (void *)(unsigned long)i) { + result = -1; + message = mismatch; + break; + } + } + + free(deq); + LOG_ERR("%s\n", message); + return result; + } + } while (1); +} + +static void *stress_worker(void *_data) +{ + pthrd_arg *worker_param = (pthrd_arg *)_data; + _ring_t *r_stress = NULL; + + int worker_id = odp_thread_id(); + /* save the worker result for delayed assertion */ + int *result = &worker_results[(worker_id % worker_param->numthrds)]; + + /* verify ring lookup in worker context */ + r_stress = _ring_lookup(ring_name); + if (NULL == r_stress) { + LOG_ERR("ring lookup %s not found\n", ring_name); + *result = -1; + return NULL; + } + + switch (worker_param->testcase) { + case STRESS_1_1_PRODUCER_CONSUMER: + case STRESS_N_M_PRODUCER_CONSUMER: + /* interleaved producer/consumer */ + if (0 == (worker_id % 2)) + *result = do_producer(r_stress); + else if (1 == (worker_id % 2)) + *result = do_consumer(r_stress); + break; + case STRESS_1_N_PRODUCER_CONSUMER: + case STRESS_N_1_PRODUCER_CONSUMER: + default: + LOG_ERR("invalid or not-implemented stress type (%d)\n", + worker_param->testcase); + break; + } + return NULL; +} diff --git a/platform/linux-generic/test/ring/ring_suites.c b/platform/linux-generic/test/ring/ring_suites.c new file mode 100644 index 0000000..b310843 --- /dev/null +++ b/platform/linux-generic/test/ring/ring_suites.c @@ -0,0 +1,70 @@ +/* Copyright (c) 2015, Linaro Limited + * All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#include +#include +#include + +#include +#include +#include +#include + +#include "ring_suites.h" + +static int ring_suites_init(odp_instance_t *inst) +{ + if (0 != odp_init_global(inst, NULL, NULL)) { + LOG_ERR("error: odp_init_global() failed.\n"); + return -1; + } + if (0 != odp_init_local(*inst, ODP_THREAD_CONTROL)) { + LOG_ERR("error: odp_init_local() failed.\n"); + return -1; + } + + _ring_tailq_init(); + return 0; +} + +static odp_testinfo_t ring_suite_basic[] = { + ODP_TEST_INFO(ring_test_basic_create), + ODP_TEST_INFO(ring_test_basic_burst), + ODP_TEST_INFO(ring_test_basic_bulk), + ODP_TEST_INFO(ring_test_basic_watermark), + ODP_TEST_INFO_NULL, +}; + +static odp_testinfo_t ring_suite_stress[] = { + ODP_TEST_INFO(ring_test_stress_1_1_producer_consumer), + ODP_TEST_INFO(ring_test_stress_1_N_producer_consumer), + ODP_TEST_INFO(ring_test_stress_N_1_producer_consumer), + ODP_TEST_INFO(ring_test_stress_N_M_producer_consumer), + ODP_TEST_INFO(ring_test_stress_ring_list_dump), + ODP_TEST_INFO_NULL, +}; + +static odp_suiteinfo_t ring_suites[] = { + {"ring basic", ring_test_basic_start, + ring_test_basic_end, ring_suite_basic}, + {"ring stress", ring_test_stress_start, + NULL, ring_suite_stress}, + ODP_SUITE_INFO_NULL +}; + +int ring_suites_main(void) +{ + int ret; + + odp_cunit_register_global_init(ring_suites_init); + + ret = odp_cunit_register(ring_suites); + + if (ret == 0) + ret = odp_cunit_run(); + + return ret; +} diff --git a/platform/linux-generic/test/ring/ring_suites.h b/platform/linux-generic/test/ring/ring_suites.h new file mode 100644 index 0000000..e26b6e8 --- /dev/null +++ b/platform/linux-generic/test/ring/ring_suites.h @@ -0,0 +1,33 @@ +/* Copyright (c) 2015, Linaro Limited + * All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#define RING_SIZE 4096 +#define PIECE_BULK 32 + +#define HALF_BULK (RING_SIZE >> 1) +#define ILLEGAL_SIZE (RING_SIZE | 0x3) + +/* test suite start and stop */ +int ring_test_basic_start(void); +int ring_test_basic_end(void); + +/* basic test cases */ +void ring_test_basic_create(void); +void ring_test_basic_burst(void); +void ring_test_basic_bulk(void); +void ring_test_basic_watermark(void); + +/* test suite start and stop */ +int ring_test_stress_start(void); + +/* stress test cases */ +void ring_test_stress_1_1_producer_consumer(void); +void ring_test_stress_1_N_producer_consumer(void); +void ring_test_stress_N_1_producer_consumer(void); +void ring_test_stress_N_M_producer_consumer(void); +void ring_test_stress_ring_list_dump(void); + +int ring_suites_main(void); diff --git a/platform/linux-generic/test/ring/ringtest.c b/platform/linux-generic/test/ring/ringtest.c deleted file mode 100644 index ac0aa61..0000000 --- a/platform/linux-generic/test/ring/ringtest.c +++ /dev/null @@ -1,493 +0,0 @@ -/* Copyright (c) 2014, Linaro Limited - * All rights reserved. - * - * SPDX-License-Identifier: BSD-3-Clause - */ - -/*- - * BSD LICENSE - * - * Copyright(c) 2010-2013 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. - */ - -/** - * @file - * - * ODP test ring - */ - -#include -#include -#include - -#include -#include -#include -#include -#include - -#define RING_SIZE 4096 -#define MAX_BULK 32 - -enum { - ODP_RING_TEST_BASIC, - ODP_RING_TEST_STRESS, -}; - -/* local struct for ring_thread argument */ -typedef struct { - pthrd_arg thrdarg; - int stress_type; -} ring_arg_t; - -static int test_ring_basic(_ring_t *r) -{ - void **src = NULL, **cur_src = NULL, **dst = NULL, **cur_dst = NULL; - int ret; - unsigned i, num_elems; - - /* alloc dummy object pointers */ - src = malloc(RING_SIZE * 2 * sizeof(void *)); - if (src == NULL) { - LOG_ERR("failed to allocate test ring src memory\n"); - goto fail; - } - for (i = 0; i < RING_SIZE * 2; i++) - src[i] = (void *)(unsigned long)i; - - cur_src = src; - - /* alloc some room for copied objects */ - dst = malloc(RING_SIZE * 2 * sizeof(void *)); - if (dst == NULL) { - LOG_ERR("failed to allocate test ring dst memory\n"); - goto fail; - } - - memset(dst, 0, RING_SIZE * 2 * sizeof(void *)); - cur_dst = dst; - - printf("Test SP & SC basic functions\n"); - printf("enqueue 1 obj\n"); - ret = _ring_sp_enqueue_burst(r, cur_src, 1); - cur_src += 1; - if ((ret & _RING_SZ_MASK) != 1) { - LOG_ERR("sp_enq for 1 obj failed\n"); - goto fail; - } - - printf("enqueue 2 objs\n"); - ret = _ring_sp_enqueue_burst(r, cur_src, 2); - cur_src += 2; - if ((ret & _RING_SZ_MASK) != 2) { - LOG_ERR("sp_enq for 2 obj failed\n"); - goto fail; - } - - printf("enqueue MAX_BULK objs\n"); - ret = _ring_sp_enqueue_burst(r, cur_src, MAX_BULK); - if ((ret & _RING_SZ_MASK) != MAX_BULK) { - LOG_ERR("sp_enq for %d obj failed\n", MAX_BULK); - goto fail; - } - - printf("dequeue 1 obj\n"); - ret = _ring_sc_dequeue_burst(r, cur_dst, 1); - cur_dst += 1; - if ((ret & _RING_SZ_MASK) != 1) { - LOG_ERR("sc_deq for 1 obj failed\n"); - goto fail; - } - - printf("dequeue 2 objs\n"); - ret = _ring_sc_dequeue_burst(r, cur_dst, 2); - cur_dst += 2; - if ((ret & _RING_SZ_MASK) != 2) { - LOG_ERR("sc_deq for 2 obj failed\n"); - goto fail; - } - - printf("dequeue MAX_BULK objs\n"); - ret = _ring_sc_dequeue_burst(r, cur_dst, MAX_BULK); - cur_dst += MAX_BULK; - if ((ret & _RING_SZ_MASK) != MAX_BULK) { - LOG_ERR("sc_deq for %d obj failed\n", MAX_BULK); - goto fail; - } - - /* check data */ - if (memcmp(src, dst, cur_dst - dst)) { - LOG_ERR("data after dequeue is not the same\n"); - goto fail; - } - - cur_src = src; - cur_dst = dst; - - printf("Test MP & MC basic functions\n"); - - printf("enqueue 1 obj\n"); - ret = _ring_mp_enqueue_bulk(r, cur_src, 1); - cur_src += 1; - if (ret != 0) { - LOG_ERR("mp_enq for 1 obj failed\n"); - goto fail; - } - printf("enqueue 2 objs\n"); - ret = _ring_mp_enqueue_bulk(r, cur_src, 2); - cur_src += 2; - if (ret != 0) { - LOG_ERR("mp_enq for 2 obj failed\n"); - goto fail; - } - printf("enqueue MAX_BULK objs\n"); - ret = _ring_mp_enqueue_bulk(r, cur_src, MAX_BULK); - if (ret != 0) { - LOG_ERR("mp_enq for %d obj failed\n", MAX_BULK); - goto fail; - } - printf("dequeue 1 obj\n"); - ret = _ring_mc_dequeue_bulk(r, cur_dst, 1); - cur_dst += 1; - if (ret != 0) { - LOG_ERR("mc_deq for 1 obj failed\n"); - goto fail; - } - printf("dequeue 2 objs\n"); - ret = _ring_mc_dequeue_bulk(r, cur_dst, 2); - cur_dst += 2; - if (ret != 0) { - LOG_ERR("mc_deq for 2 obj failed\n"); - goto fail; - } - printf("dequeue MAX_BULK objs\n"); - ret = _ring_mc_dequeue_bulk(r, cur_dst, MAX_BULK); - cur_dst += MAX_BULK; - if (ret != 0) { - LOG_ERR("mc_deq for %d obj failed\n", MAX_BULK); - goto fail; - } - /* check data */ - if (memcmp(src, dst, cur_dst - dst)) { - LOG_ERR("data after dequeue is not the same\n"); - goto fail; - } - - printf("test watermark and default bulk enqueue / dequeue\n"); - _ring_set_water_mark(r, 20); - num_elems = 16; - - cur_src = src; - cur_dst = dst; - - ret = _ring_mp_enqueue_bulk(r, cur_src, num_elems); - cur_src += num_elems; - if (ret != 0) { - LOG_ERR("Cannot enqueue\n"); - goto fail; - } - ret = _ring_mp_enqueue_bulk(r, cur_src, num_elems); - if (ret != -EDQUOT) { - LOG_ERR("Watermark not exceeded\n"); - goto fail; - } - ret = _ring_mc_dequeue_bulk(r, cur_dst, num_elems); - cur_dst += num_elems; - if (ret != 0) { - LOG_ERR("Cannot dequeue\n"); - goto fail; - } - ret = _ring_mc_dequeue_bulk(r, cur_dst, num_elems); - cur_dst += num_elems; - if (ret != 0) { - LOG_ERR("Cannot dequeue2\n"); - goto fail; - } - - /* check data */ - if (memcmp(src, dst, cur_dst - dst)) { - LOG_ERR("data after dequeue is not the same\n"); - goto fail; - } - - printf("basic enqueu, dequeue test for ring <%s>@%p passed\n", - r->name, r); - - free(src); - free(dst); - return 0; - -fail: - free(src); - free(dst); - return -1; -} - -/* global shared ring used for stress testing */ -static _ring_t *r_stress; - -/* Stress func for Multi producer only */ -static int producer_fn(void) -{ - unsigned i; - - void **src = NULL; - - /* alloc dummy object pointers */ - src = malloc(MAX_BULK * 2 * sizeof(void *)); - if (src == NULL) { - LOG_ERR("failed to allocate producer memory.\n"); - return -1; - } - for (i = 0; i < MAX_BULK; i++) - src[i] = (void *)(unsigned long)i; - - do { - i = _ring_mp_enqueue_bulk(r_stress, src, MAX_BULK); - if (i == 0) { - free(src); - return 0; - } - } while (1); -} - -/* Stress func for Multi consumer only */ -static int consumer_fn(void) -{ - unsigned i; - void **src = NULL; - - /* alloc dummy object pointers */ - src = malloc(MAX_BULK * 2 * sizeof(void *)); - if (src == NULL) { - LOG_ERR("failed to allocate consumer memory.\n"); - return -1; - } - - do { - i = _ring_mc_dequeue_bulk(r_stress, src, MAX_BULK); - if (i == 0) { - for (i = 0; i < MAX_BULK; i++) { - if (src[i] != (void *)(unsigned long)i) { - free(src); - printf("data mismatch.. lockless ops fail\n"); - return -1; - } - } - free(src); - printf("\n Test OK !\n"); - return 0; - } - } while (1); -} - -/* - * Note : make sure that both enqueue and dequeue - * operation starts at same time so to avoid data corruption - * Its because atomic lock will protect only indexes, but if order of - * read or write operation incorrect then data mismatch will happen - * So its resposibility of application develop to take care of order of - * data read or write. -*/ -typedef enum { - one_enq_one_deq, /* One thread to enqueue one to - dequeu at same time */ - one_enq_rest_deq, /* one thread to enq rest to - dequeue at same time */ - one_deq_rest_enq, /* one to deq and rest enq at very same time */ - multi_enq_multi_deq /* multiple enq,deq */ -} stress_type_t; - -static void test_ring_stress(stress_type_t type) -{ - int thr; - - thr = odp_thread_id(); - - switch (type) { - case one_enq_one_deq: - if (thr == 1) - producer_fn(); - if (thr == 2) - consumer_fn(); - break; - case multi_enq_multi_deq: - if (thr % 2 == 0) - producer_fn(); - else - consumer_fn(); - break; - case one_deq_rest_enq: - case one_enq_rest_deq:/*TBD*/ - default: - LOG_ERR("Invalid stress type or test case yet not supported\n"); - } -} - -static void *test_ring(void *arg) -{ - ring_arg_t *parg = (ring_arg_t *)arg; - int thr; - char ring_name[_RING_NAMESIZE]; - _ring_t *r; - int result = 0; - - thr = odp_thread_id(); - - printf("Thread %i starts\n", thr); - - switch (parg->thrdarg.testcase) { - case ODP_RING_TEST_BASIC: - snprintf(ring_name, sizeof(ring_name), "test_ring_%i", thr); - - r = _ring_create(ring_name, RING_SIZE, - 0 /* not used, alignement - taken care inside func : todo */); - if (r == NULL) { - LOG_ERR("ring create failed\n"); - result = -1; - break; - } - /* lookup ring from its name */ - if (_ring_lookup(ring_name) != r) { - LOG_ERR("ring lookup failed\n"); - result = -1; - break; - } - - /* basic operations */ - if (test_ring_basic(r) < 0) { - LOG_ERR("ring basic enqueue/dequeu ops failed\n"); - result = -1; - } - - if (result) - _ring_list_dump(); - - break; - - case ODP_RING_TEST_STRESS: - test_ring_stress(parg->stress_type); - - if (result) - _ring_list_dump(); - break; - - default: - LOG_ERR("Invalid test case [%d]\n", parg->thrdarg.testcase); - result = -1; - break; - } - - LOG_DBG("result = %d\n", result); - if (result == 0) - printf("test_ring Result:pass\n"); - else - printf("test_ring Result:fail\n"); - - fflush(stdout); - - return parg; -} - -int main(int argc TEST_UNUSED, char *argv[] TEST_UNUSED) -{ - ring_arg_t rarg; - odph_linux_pthread_t thread_tbl[MAX_WORKERS]; - odp_cpumask_t cpu_mask; - int num_workers; - char ring_name[_RING_NAMESIZE]; - odp_instance_t instance; - odph_linux_thr_params_t thr_params; - - if (odp_init_global(&instance, NULL, NULL)) { - LOG_ERR("Error: ODP global init failed.\n"); - exit(EXIT_FAILURE); - } - - if (odp_init_local(instance, ODP_THREAD_CONTROL)) { - LOG_ERR("Error: ODP local init failed.\n"); - exit(EXIT_FAILURE); - } - - _ring_tailq_init(); - - num_workers = odp_cpumask_default_worker(&cpu_mask, MAX_WORKERS); - rarg.thrdarg.numthrds = rarg.thrdarg.numthrds; - - rarg.thrdarg.testcase = ODP_RING_TEST_BASIC; - - memset(&thr_params, 0, sizeof(thr_params)); - thr_params.start = test_ring; - thr_params.arg = &rarg; - thr_params.thr_type = ODP_THREAD_WORKER; - thr_params.instance = instance; - - printf("starting stess test type : %d..\n", rarg.stress_type); - odph_linux_pthread_create(&thread_tbl[0], &cpu_mask, &thr_params); - odph_linux_pthread_join(thread_tbl, num_workers); - - rarg.thrdarg.testcase = ODP_RING_TEST_STRESS; - rarg.stress_type = one_enq_one_deq; - - printf("starting stess test type : %d..\n", rarg.stress_type); - snprintf(ring_name, sizeof(ring_name), "test_ring_stress"); - r_stress = _ring_create(ring_name, RING_SIZE, - 0/* not used, alignement - taken care inside func : todo */); - if (r_stress == NULL) { - LOG_ERR("ring create failed\n"); - goto fail; - } - /* lookup ring from its name */ - if (_ring_lookup(ring_name) != r_stress) { - LOG_ERR("ring lookup failed\n"); - goto fail; - } - - thr_params.start = test_ring; - thr_params.arg = &rarg; - - odph_linux_pthread_create(&thread_tbl[0], &cpu_mask, &thr_params); - odph_linux_pthread_join(thread_tbl, num_workers); - -fail: - if (odp_term_local()) { - LOG_ERR("Error: ODP local term failed.\n"); - exit(EXIT_FAILURE); - } - - if (odp_term_global(instance)) { - LOG_ERR("Error: ODP global term failed.\n"); - exit(EXIT_FAILURE); - } - - return 0; -}