If nvme_rdma_qpair_submit_sends() returns -ENOMEM,
nvme_rdma_qpair_process_completions() returns immediately.
In this case, nvme_rdma_qpair_process_completions() does not
poll CQ.
However, nvme_rdma_qpair_process_completions() can poll CQ even
when there is no free slot in SQ.
Hence move nvme_rdma_qpair_submit_sends() and
nvme_rdma_qpair_submit_recvs() after the loop to poll CQ.
nvme_rdma_qpair_submit_sends() and nvme_rdma_qpair_submit_recvs()
output error log and so checking return code of them is not
necessary and is removed in this patch.
This fixes part of the github issue #1271.
Signed-off-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Change-Id: Icf22879c69c3f84e6b1d91dc061b6f44237eedd1
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/1342
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-by: Aleksey Marchuk <alexeymar@mellanox.com>