From: Petri Savolainen <petri.savolai...@linaro.org> Added simple, single threaded enqueue/dequeue test for lock-free queues.
Signed-off-by: Petri Savolainen <petri.savolai...@linaro.org> --- /** Email created from pull request 393 (psavol:next-lockfree-queue-impl-rebased) ** https://github.com/Linaro/odp/pull/393 ** Patch: https://github.com/Linaro/odp/pull/393.patch ** Base sha: f6dab2bfa90ef5d3146cb76f86bc8782666f0f3e ** Merge commit sha: 3da13358015ca674abf51f61f539fcbf6607cb2d **/ test/validation/api/queue/queue.c | 121 +++++++++++++++++++++++++++++++++----- test/validation/api/queue/queue.h | 1 + 2 files changed, 106 insertions(+), 16 deletions(-) diff --git a/test/validation/api/queue/queue.c b/test/validation/api/queue/queue.c index f674b0813..1ff029176 100644 --- a/test/validation/api/queue/queue.c +++ b/test/validation/api/queue/queue.c @@ -10,9 +10,9 @@ #include <odp_cunit_common.h> #include "queue.h" -#define MAX_BUFFER_QUEUE (8) -#define MSG_POOL_SIZE (4 * 1024 * 1024) -#define CONFIG_MAX_ITERATION (100) +#define BURST_SIZE (8) +#define MAX_NUM_EVENT (1 * 1024) +#define MAX_ITERATION (100) #define MAX_QUEUES (64 * 1024) static int queue_context = 0xff; @@ -33,9 +33,11 @@ int queue_suite_init(void) { odp_pool_param_t params; - params.buf.size = 0; + odp_pool_param_init(¶ms); + + params.buf.size = 4; params.buf.align = ODP_CACHE_LINE_SIZE; - params.buf.num = 1024 * 10; + params.buf.num = MAX_NUM_EVENT; params.type = ODP_POOL_BUFFER; pool = odp_pool_create("msg_pool", ¶ms); @@ -153,18 +155,105 @@ void queue_test_mode(void) } } +static odp_event_t dequeue_event(odp_queue_t queue) +{ + odp_event_t ev; + int i; + + for (i = 0; i < MAX_ITERATION; i++) { + ev = odp_queue_deq(queue); + if (ev != ODP_EVENT_INVALID) + break; + } + + return ev; +} + +void queue_test_lockfree(void) +{ + odp_queue_param_t param; + odp_queue_t queue; + odp_queue_capability_t capa; + uint32_t max_burst, burst, i, j; + odp_pool_t pool; + odp_buffer_t buf; + odp_event_t ev; + uint32_t *data; + + CU_ASSERT_FATAL(odp_queue_capability(&capa) == 0); + + if (capa.plain.lockfree.max_num == 0) + return; + + max_burst = capa.plain.lockfree.max_size; + + if (max_burst == 0 || max_burst > MAX_NUM_EVENT) + max_burst = MAX_NUM_EVENT; + + pool = odp_pool_lookup("msg_pool"); + CU_ASSERT_FATAL(pool != ODP_POOL_INVALID); + + odp_queue_param_init(¶m); + param.type = ODP_QUEUE_TYPE_PLAIN; + param.nonblocking = ODP_NONBLOCKING_LF; + param.size = max_burst; + + queue = odp_queue_create("lockfree_queue", ¶m); + CU_ASSERT_FATAL(queue != ODP_QUEUE_INVALID); + + CU_ASSERT(odp_queue_deq(queue) == ODP_EVENT_INVALID); + + buf = odp_buffer_alloc(pool); + CU_ASSERT_FATAL(buf != ODP_BUFFER_INVALID); + ev = odp_buffer_to_event(buf); + CU_ASSERT(odp_queue_enq(queue, ev) == 0); + ev = dequeue_event(queue); + CU_ASSERT_FATAL(ev != ODP_EVENT_INVALID); + if (ev != ODP_EVENT_INVALID) + odp_event_free(ev); + + for (j = 0; j < 2; j++) { + if (j == 0) + burst = max_burst / 4; + else + burst = max_burst; + + for (i = 0; i < burst; i++) { + buf = odp_buffer_alloc(pool); + CU_ASSERT_FATAL(buf != ODP_BUFFER_INVALID); + data = odp_buffer_addr(buf); + *data = i; + ev = odp_buffer_to_event(buf); + CU_ASSERT(odp_queue_enq(queue, ev) == 0); + } + + for (i = 0; i < burst; i++) { + ev = dequeue_event(queue); + CU_ASSERT(ev != ODP_EVENT_INVALID); + if (ev != ODP_EVENT_INVALID) { + buf = odp_buffer_from_event(ev); + data = odp_buffer_addr(buf); + CU_ASSERT(*data == i); + odp_event_free(ev); + } + } + } + + CU_ASSERT(odp_queue_destroy(queue) == 0); +} + void queue_test_param(void) { odp_queue_t queue, null_queue; - odp_event_t enev[MAX_BUFFER_QUEUE]; - odp_event_t deev[MAX_BUFFER_QUEUE]; + odp_event_t enev[BURST_SIZE]; + odp_event_t deev[BURST_SIZE]; odp_buffer_t buf; odp_event_t ev; odp_pool_t msg_pool; odp_event_t *pev_tmp; int i, deq_ret, ret; int nr_deq_entries = 0; - int max_iteration = CONFIG_MAX_ITERATION; + int max_iteration = MAX_ITERATION; odp_queue_param_t qparams; odp_buffer_t enbuf; @@ -223,7 +312,7 @@ void queue_test_param(void) odp_buffer_free(buf); } - for (i = 0; i < MAX_BUFFER_QUEUE; i++) { + for (i = 0; i < BURST_SIZE; i++) { buf = odp_buffer_alloc(msg_pool); enev[i] = odp_buffer_to_event(buf); } @@ -233,23 +322,22 @@ void queue_test_param(void) * constraints in the implementation at that given point of time. * But here we assume that we succeed in enqueuing all buffers. */ - ret = odp_queue_enq_multi(queue, enev, MAX_BUFFER_QUEUE); - CU_ASSERT(MAX_BUFFER_QUEUE == ret); + ret = odp_queue_enq_multi(queue, enev, BURST_SIZE); + CU_ASSERT(BURST_SIZE == ret); i = ret < 0 ? 0 : ret; - for ( ; i < MAX_BUFFER_QUEUE; i++) + for ( ; i < BURST_SIZE; i++) odp_event_free(enev[i]); pev_tmp = deev; do { - deq_ret = odp_queue_deq_multi(queue, pev_tmp, - MAX_BUFFER_QUEUE); + deq_ret = odp_queue_deq_multi(queue, pev_tmp, BURST_SIZE); nr_deq_entries += deq_ret; max_iteration--; pev_tmp += deq_ret; CU_ASSERT(max_iteration >= 0); - } while (nr_deq_entries < MAX_BUFFER_QUEUE); + } while (nr_deq_entries < BURST_SIZE); - for (i = 0; i < MAX_BUFFER_QUEUE; i++) { + for (i = 0; i < BURST_SIZE; i++) { enbuf = odp_buffer_from_event(enev[i]); CU_ASSERT(enev[i] == deev[i]); odp_buffer_free(enbuf); @@ -326,6 +414,7 @@ void queue_test_info(void) odp_testinfo_t queue_suite[] = { ODP_TEST_INFO(queue_test_capa), ODP_TEST_INFO(queue_test_mode), + ODP_TEST_INFO(queue_test_lockfree), ODP_TEST_INFO(queue_test_param), ODP_TEST_INFO(queue_test_info), ODP_TEST_INFO_NULL, diff --git a/test/validation/api/queue/queue.h b/test/validation/api/queue/queue.h index 6b787b1d6..b85090707 100644 --- a/test/validation/api/queue/queue.h +++ b/test/validation/api/queue/queue.h @@ -12,6 +12,7 @@ /* test functions: */ void queue_test_capa(void); void queue_test_mode(void); +void queue_test_lockfree(void); void queue_test_param(void); void queue_test_info(void);