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nvmf/rdma: Handle successful requests on an errored queue pair

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Due to polling order, a request may have completed its previous
operation successfully, but the queue pair may be in an error
state. In this case, move the request directly to the
completed state to release resources.

Change-Id: Ic0a5ba036af246b1b6155169cf9682e943b73120
Signed-off-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-on: https://review.gerrithub.io/423412
Chandler-Test-Pool: SPDK Automated Test System <sys_sgsw@intel.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Changpeng Liu <changpeng.liu@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Seth Howell <seth.howell5141@gmail.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
This commit is contained in:
Ben Walker 2018-08-24 10:20:20 -07:00 committed by Jim Harris
parent 194ba5833f
commit 745a54e420
1 changed files with 6 additions and 0 deletions
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6
lib/nvmf/rdma.c
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@ -1243,6 +1243,12 @@ spdk_nvmf_rdma_request_process(struct spdk_nvmf_rdma_transport *rtransport,
assert(rdma_req->state != RDMA_REQUEST_STATE_FREE);
/* If the queue pair is in an error state, force the request to the completed state
* to release resources. */
if (rqpair->ibv_attr.qp_state == IBV_QPS_ERR) {
rdma_req->state = RDMA_REQUEST_STATE_COMPLETED;
}
/* The loop here is to allow for several back-to-back state changes. */
do {
prev_state = rdma_req->state;