[dpdk-dev] [PATCH v2 2/2] examples/ipsec-secgw: attach session-qp
Sergio Gonzalez Monroy
sergio.gonzalez.monroy at intel.com
Thu Mar 23 11:30:40 CET 2017
That was simpler than I thought.
For some reason I understood that the device will support thousands of
queues and single session per queue which would have needed more app
changes.
On 23/03/2017 08:06, akhil.goyal at nxp.com wrote:
> From: Akhil Goyal <akhil.goyal at nxp.com>
>
> adding support for attaching session to queue pairs.
> This is required as underlying crypto driver may only
> support limited number of sessions per queue pair
> if max_nb_sessions_per_qp > 0, session should be
> attached to a particular qp.
>
> Signed-off-by: Akhil Goyal <akhil.goyal at nxp.com>
> ---
> examples/ipsec-secgw/ipsec.c | 12 ++++++++++++
> 1 file changed, 12 insertions(+)
>
> diff --git a/examples/ipsec-secgw/ipsec.c b/examples/ipsec-secgw/ipsec.c
> index 144f0aa..b35b30f 100644
> --- a/examples/ipsec-secgw/ipsec.c
> +++ b/examples/ipsec-secgw/ipsec.c
> @@ -47,6 +47,7 @@
> static inline int
> create_session(struct ipsec_ctx *ipsec_ctx __rte_unused, struct ipsec_sa *sa)
> {
> + struct rte_cryptodev_info cdev_info;
> unsigned long cdev_id_qp = 0;
> int32_t ret;
> struct cdev_key key = { 0 };
> @@ -73,6 +74,17 @@ create_session(struct ipsec_ctx *ipsec_ctx __rte_unused, struct ipsec_sa *sa)
> sa->crypto_session = rte_cryptodev_sym_session_create(
> ipsec_ctx->tbl[cdev_id_qp].id, sa->xforms);
>
> + rte_cryptodev_info_get(ipsec_ctx->tbl[cdev_id_qp].id, &cdev_info);
> + if (cdev_info.sym.max_nb_sessions_per_qp > 0) {
> + ret = rte_cryptodev_queue_pair_attach_sym_session(
> + ipsec_ctx->tbl[cdev_id_qp].qp,
> + sa->crypto_session);
> + if (ret < 0) {
> + RTE_LOG(ERR, IPSEC, "Session cannot be attached"
> + " to qp %u ", ipsec_ctx->tbl[cdev_id_qp].qp);
Guideline is to keep error strings in single line to facilitate grep.
Other than that:
Acked-by: Sergio Gonzalez Monroy <sergio.gonzalez.monroy at intel.com>
> + return -1;
> + }
> + }
> sa->cdev_id_qp = cdev_id_qp;
>
> return 0;
More information about the dev
mailing list