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rxe: fix error completion wr_id and qp_num

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Error completions must still contain a valid wr_id and
qp_num such that the consumer can rely on. Correctly
fill these fields in receive error completions.

Reported-by: Walker Benjamin <benjamin.walker@intel.com>
Cc: stable@vger.kernel.org
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
Reviewed-by: Zhu Yanjun <yanjun.zhu@oracle.com>
Tested-by: Zhu Yanjun <yanjun.zhu@oracle.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Sagi Grimberg 2018-10-25 12:40:57 -07:00 committed by Doug Ledford
parent 4e588c8d03
commit e48d8ed9c6
1 changed files with 9 additions and 4 deletions
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13
drivers/infiniband/sw/rxe/rxe_resp.c
View file

@ -841,11 +841,16 @@ static enum resp_states do_complete(struct rxe_qp *qp,
memset(&cqe, 0, sizeof(cqe));
wc->wr_id = wqe->wr_id;
wc->status = qp->resp.status;
wc->qp = &qp->ibqp;
if (qp->rcq->is_user) {
uwc->status = qp->resp.status;
uwc->qp_num = qp->ibqp.qp_num;
uwc->wr_id = wqe->wr_id;
} else {
wc->status = qp->resp.status;
wc->qp = &qp->ibqp;
wc->wr_id = wqe->wr_id;
}
/* fields after status are not required for errors */
if (wc->status == IB_WC_SUCCESS) {
wc->opcode = (pkt->mask & RXE_IMMDT_MASK &&
pkt->mask & RXE_WRITE_MASK) ?