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RDMA/irdma: Do not generate SW completions for NOPs
commit30ed9ee9a1
upstream. Currently, artificial SW completions are generated for NOP wqes which can generate unexpected completions with wr_id = 0. Skip the generation of artificial completions for NOPs. Fixes:81091d7696
("RDMA/irdma: Add SW mechanism to generate completions on error") Signed-off-by: Mustafa Ismail <mustafa.ismail@intel.com> Signed-off-by: Shiraz Saleem <shiraz.saleem@intel.com> Link: https://lore.kernel.org/r/20230315145231.931-2-shiraz.saleem@intel.com Signed-off-by: Leon Romanovsky <leon@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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1 changed files with 4 additions and 1 deletions
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@ -2650,7 +2650,10 @@ void irdma_generate_flush_completions(struct irdma_qp *iwqp)
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/* remove the SQ WR by moving SQ tail*/
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IRDMA_RING_SET_TAIL(*sq_ring,
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sq_ring->tail + qp->sq_wrtrk_array[sq_ring->tail].quanta);
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if (cmpl->cpi.op_type == IRDMAQP_OP_NOP) {
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kfree(cmpl);
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continue;
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}
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ibdev_dbg(iwqp->iwscq->ibcq.device,
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"DEV: %s: adding wr_id = 0x%llx SQ Completion to list qp_id=%d\n",
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__func__, cmpl->cpi.wr_id, qp->qp_id);
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