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hw/rdma: Modify create/destroy QP to support SRQ

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Modify create/destroy QP to support shared receive queue and rearrange
the destroy_qp() code to avoid touching the QP after calling
rdma_rm_dealloc_qp().

Signed-off-by: Kamal Heib <kamalheib1@gmail.com>
Message-Id: <20190403113343.26384-4-kamalheib1@gmail.com>
Reviewed-by: Yuval Shaia <yuval.shaia@oracle.com>
Signed-off-by: Marcel Apfelbaum <marcel.apfelbaum@gmail.com>
This commit is contained in:
Kamal Heib 2019-04-03 14:33:42 +03:00 • committed by Marcel Apfelbaum
parent cdc84058bc
commit 8b42cfab82
6 changed files with 67 additions and 33 deletions
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9
hw/rdma/rdma_backend.c
View file

@ -794,9 +794,9 @@ void rdma_backend_destroy_cq(RdmaBackendCQ *cq)
int rdma_backend_create_qp(RdmaBackendQP *qp, uint8_t qp_type,
RdmaBackendPD *pd, RdmaBackendCQ *scq,
RdmaBackendCQ *rcq, uint32_t max_send_wr,
uint32_t max_recv_wr, uint32_t max_send_sge,
uint32_t max_recv_sge)
RdmaBackendCQ *rcq, RdmaBackendSRQ *srq,
uint32_t max_send_wr, uint32_t max_recv_wr,
uint32_t max_send_sge, uint32_t max_recv_sge)
{
struct ibv_qp_init_attr attr = {};
@ -824,6 +824,9 @@ int rdma_backend_create_qp(RdmaBackendQP *qp, uint8_t qp_type,
attr.cap.max_recv_wr = max_recv_wr;
attr.cap.max_send_sge = max_send_sge;
attr.cap.max_recv_sge = max_recv_sge;
if (srq) {
attr.srq = srq->ibsrq;
}
qp->ibqp = ibv_create_qp(pd->ibpd, &attr);
if (!qp->ibqp) {