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Hi Yangming, </div>
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PID check is implemented here: </div>
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<a href="https://github.com/DPDK/dpdk/blob/75f179ebe347b6098cf3af26d3d3b7168fe3fe24/drivers/crypto/ipsec_mb/ipsec_mb_ops.c#L376" id="OWAe6661da6-9642-8ce3-0501-07105371936c" class="OWAAutoLink">https://github.com/DPDK/dpdk/blob/75f179ebe347b6098cf3af26d3d3b7168fe3fe24/drivers/crypto/ipsec_mb/ipsec_mb_ops.c#L376</a></div>
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Can you share the steps to re-produce the error ?</div>
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Regards</div>
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Kai </div>
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<b>From:</b> Yang Ming<br>
<b>Sent:</b> Thursday, April 24, 2025 15:26<br>
<b>To:</b> dev@dpdk.org<br>
<b>Subject:</b> Re: [PATCH v2 2/2] crypto/ipsec_mb: fix QP release in secondary </div>
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<div style="font-size: 11pt;">Hi,<br>
<br>
On 2025/4/7 13:25, Yang Ming wrote:<br>
> From: myang <ming.1.yang@nokia-sbell.com><br>
><br>
> When a secondary process tries to release a queue pair (QP) that<br>
> does not belong to it, error logs occur:<br>
> CRYPTODEV: ipsec_mb_ipc_request() line 373: Unable to release<br>
> qp_id=0<br>
> EAL: Message data is too long<br>
> EAL: Fail to handle message: ipsec_mb_mp_msg<br>
> EAL: Fail to recv reply for request /tmp/dpdk/l2hi/mp_socket:<br>
> ipsec_mb_mp_msg<br>
><br>
> This patch ensures that a secondary process only frees a QP if<br>
> it actually owns it, preventing conflicts and resolving the<br>
> issue.<br>
><br>
> Signed-off-by: myang <ming.1.yang@nokia-sbell.com><br>
> ---<br>
> drivers/crypto/ipsec_mb/ipsec_mb_ops.c | 7 +++++--<br>
> 1 file changed, 5 insertions(+), 2 deletions(-)<br>
><br>
> diff --git a/drivers/crypto/ipsec_mb/ipsec_mb_ops.c b/drivers/crypto/ipsec_mb/ipsec_mb_ops.c<br>
> index 910efb1a97..50ee140ccd 100644<br>
> --- a/drivers/crypto/ipsec_mb/ipsec_mb_ops.c<br>
> +++ b/drivers/crypto/ipsec_mb/ipsec_mb_ops.c<br>
> @@ -138,6 +138,7 @@ int<br>
> ipsec_mb_qp_release(struct rte_cryptodev *dev, uint16_t qp_id)<br>
> {<br>
> struct ipsec_mb_qp *qp = dev->data->queue_pairs[qp_id];<br>
> + uint16_t process_id = (uint16_t)getpid();<br>
> <br>
> if (!qp)<br>
> return 0;<br>
> @@ -152,8 +153,10 @@ ipsec_mb_qp_release(struct rte_cryptodev *dev, uint16_t qp_id)<br>
> rte_free(qp);<br>
> dev->data->queue_pairs[qp_id] = NULL;<br>
> } else { /* secondary process */<br>
> - return ipsec_mb_secondary_qp_op(dev->data->dev_id, qp_id,<br>
> - NULL, 0, RTE_IPSEC_MB_MP_REQ_QP_FREE);<br>
> + if (qp->qp_used_by_pid == process_id)<br>
> + return ipsec_mb_secondary_qp_op(dev->data->dev_id,<br>
> + qp_id, NULL, 0,<br>
> + RTE_IPSEC_MB_MP_REQ_QP_FREE);<br>
> }<br>
> return 0;<br>
> }<br>
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Hi Experts,<br>
<br>
Is there any chance to review and accept this patch?<br>
<br>
Brs,<br>
<br>
Yang Ming<br>
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