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nvme/rdma: nvme_rdma_recv now takes the response index

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Instead of passing the work completion, just pass the
response index. This keeps the work completions localized
to the polling function.

Change-Id: I0e6a1d8564200b5ac3aa43dfd58ae152d439bbd8
Signed-off-by: Ben Walker <benjamin.walker@intel.com>
This commit is contained in:
Ben Walker 2016-12-20 12:10:08 -07:00 committed by Jim Harris
parent 0ebf93e35c
commit d9a3a8e50c
1 changed files with 7 additions and 8 deletions
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15
lib/nvme/nvme_rdma.c
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@ -476,18 +476,12 @@ fail:
}
static int
nvme_rdma_recv(struct nvme_rdma_qpair *rqpair, struct ibv_wc *wc)
nvme_rdma_recv(struct nvme_rdma_qpair *rqpair, uint64_t rsp_idx)
{
struct spdk_nvme_qpair *qpair = &rqpair->qpair;
struct spdk_nvme_rdma_req *rdma_req;
struct spdk_nvme_cpl *rsp;
struct nvme_request *req;
uint64_t rsp_idx = wc->wr_id;
if (wc->byte_len < sizeof(struct spdk_nvmf_fabric_connect_rsp)) {
SPDK_ERRLOG("recv length %u less than capsule header\n", wc->byte_len);
return -1;
}
assert(rsp_idx < rqpair->qpair.num_entries);
rsp = &rqpair->rsps[rsp_idx];
@ -1378,7 +1372,12 @@ nvme_rdma_qpair_process_completions(struct spdk_nvme_qpair *qpair,
if (wc.opcode == IBV_WC_RECV) {
SPDK_TRACELOG(SPDK_TRACE_DEBUG, "CQ recv completion\n");
rc = nvme_rdma_recv(rqpair, &wc);
if (wc.byte_len < sizeof(struct spdk_nvme_cpl)) {
SPDK_ERRLOG("recv length %u less than expected response size\n", wc.byte_len);
return -1;
}
rc = nvme_rdma_recv(rqpair, wc.wr_id);
if (rc) {
SPDK_ERRLOG("nvme_rdma_recv processing failure\n");