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UT/nvmf_rdma:test_nvmf_rdma_resize_cq

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Signed-off-by: xiaoxiangxzhang <xiaoxiangx.zhang@intel.com>
Change-Id: I71171cf37b2bce09c4e61dc342024dc6de3ad60d
Signed-off-by: xiaoxiangxzhang <xiaoxiangx.zhang@intel.com>
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/12323
Community-CI: Broadcom CI <spdk-ci.pdl@broadcom.com>
Community-CI: Mellanox Build Bot
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Aleksey Marchuk <alexeymar@nvidia.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: GangCao <gang.cao@intel.com>
This commit is contained in:
xiaoxiangxzhang 2022-04-21 14:11:33 +08:00 committed by Tomasz Zawadzki
parent acfd87ca96
commit abdefd22e3
1 changed files with 78 additions and 0 deletions
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78
test/unit/lib/nvmf/rdma.c/rdma_ut.c
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@ -78,6 +78,7 @@ DEFINE_STUB_V(spdk_nvmf_tgt_new_qpair, (struct spdk_nvmf_tgt *tgt, struct spdk_n
DEFINE_STUB(nvmf_ctrlr_abort_request, int, (struct spdk_nvmf_request *req), 0);
DEFINE_STUB(spdk_nvme_transport_id_adrfam_str, const char *, (enum spdk_nvmf_adrfam adrfam), NULL);
DEFINE_STUB(ibv_dereg_mr, int, (struct ibv_mr *mr), 0);
DEFINE_STUB(ibv_resize_cq, int, (struct ibv_cq *cq, int cqe), 0);
/* ibv_reg_mr can be a macro, need to undefine it */
#ifdef ibv_reg_mr
@ -1446,6 +1447,82 @@ test_nvmf_rdma_qpair_compare(void)
CU_ASSERT(nvmf_rdma_qpair_compare(&rqpair2, &rqpair1) > 0);
}
static void
test_nvmf_rdma_resize_cq(void)
{
int rc = -1;
int tnum_wr = 0;
int tnum_cqe = 0;
struct spdk_nvmf_rdma_qpair rqpair = {};
struct spdk_nvmf_rdma_poller rpoller = {};
struct spdk_nvmf_rdma_device rdevice = {};
struct ibv_context ircontext = {};
struct ibv_device idevice = {};
rdevice.context = &ircontext;
rqpair.poller = &rpoller;
ircontext.device = &idevice;
/* Test1: Current capacity support required size. */
rpoller.required_num_wr = 10;
rpoller.num_cqe = 20;
rqpair.max_queue_depth = 2;
tnum_wr = rpoller.required_num_wr;
tnum_cqe = rpoller.num_cqe;
rc = nvmf_rdma_resize_cq(&rqpair, &rdevice);
CU_ASSERT(rc == 0);
CU_ASSERT(rpoller.required_num_wr == 10 + MAX_WR_PER_QP(rqpair.max_queue_depth));
CU_ASSERT(rpoller.required_num_wr > tnum_wr);
CU_ASSERT(rpoller.num_cqe == tnum_cqe);
/* Test2: iWARP doesn't support CQ resize. */
tnum_wr = rpoller.required_num_wr;
tnum_cqe = rpoller.num_cqe;
idevice.transport_type = IBV_TRANSPORT_IWARP;
rc = nvmf_rdma_resize_cq(&rqpair, &rdevice);
CU_ASSERT(rc == -1);
CU_ASSERT(rpoller.required_num_wr == tnum_wr);
CU_ASSERT(rpoller.num_cqe == tnum_cqe);
/* Test3: RDMA CQE requirement exceeds device max_cqe limitation. */
tnum_wr = rpoller.required_num_wr;
tnum_cqe = rpoller.num_cqe;
idevice.transport_type = IBV_TRANSPORT_UNKNOWN;
rdevice.attr.max_cqe = 3;
rc = nvmf_rdma_resize_cq(&rqpair, &rdevice);
CU_ASSERT(rc == -1);
CU_ASSERT(rpoller.required_num_wr == tnum_wr);
CU_ASSERT(rpoller.num_cqe == tnum_cqe);
/* Test4: RDMA CQ resize failed. */
tnum_wr = rpoller.required_num_wr;
tnum_cqe = rpoller.num_cqe;
idevice.transport_type = IBV_TRANSPORT_IB;
rdevice.attr.max_cqe = 30;
MOCK_SET(ibv_resize_cq, -1);
rc = nvmf_rdma_resize_cq(&rqpair, &rdevice);
CU_ASSERT(rc == -1);
CU_ASSERT(rpoller.required_num_wr == tnum_wr);
CU_ASSERT(rpoller.num_cqe == tnum_cqe);
/* Test5: RDMA CQ resize success. rsize = MIN(MAX(num_cqe * 2, required_num_wr), device->attr.max_cqe). */
tnum_wr = rpoller.required_num_wr;
tnum_cqe = rpoller.num_cqe;
MOCK_SET(ibv_resize_cq, 0);
rc = nvmf_rdma_resize_cq(&rqpair, &rdevice);
CU_ASSERT(rc == 0);
CU_ASSERT(rpoller.num_cqe = 30);
CU_ASSERT(rpoller.required_num_wr == 18 + MAX_WR_PER_QP(rqpair.max_queue_depth));
CU_ASSERT(rpoller.required_num_wr > tnum_wr);
CU_ASSERT(rpoller.num_cqe > tnum_cqe);
}
int main(int argc, char **argv)
{
CU_pSuite suite = NULL;
@ -1465,6 +1542,7 @@ int main(int argc, char **argv)
CU_ADD_TEST(suite, test_nvmf_rdma_update_ibv_state);
CU_ADD_TEST(suite, test_nvmf_rdma_resources_create);
CU_ADD_TEST(suite, test_nvmf_rdma_qpair_compare);
CU_ADD_TEST(suite, test_nvmf_rdma_resize_cq);
CU_basic_set_mode(CU_BRM_VERBOSE);
CU_basic_run_tests();