[1/3] event/cnxk: fix packet Tx overflow
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Commit Message
From: Pavan Nikhilesh <pbhagavatula@marvell.com>
The transmit loop incorrectly assumes that nb_mbufs is always
a multiple of 4 when transmitting an event vector. The max
size of the vector might not be reached and pushed out early
due to timeout.
Fixes: 761a321acf91 ("event/cnxk: support vectorized Tx event fast path")
Signed-off-by: Pavan Nikhilesh <pbhagavatula@marvell.com>
---
Depends-on: series-18614 ("add SSO XAQ pool create and free")
drivers/event/cnxk/cn10k_worker.h | 180 +++++++++++++-----------------
1 file changed, 77 insertions(+), 103 deletions(-)
--
2.33.0
Comments
On Mon, Oct 4, 2021 at 2:07 PM <pbhagavatula@marvell.com> wrote:
>
> From: Pavan Nikhilesh <pbhagavatula@marvell.com>
>
> The transmit loop incorrectly assumes that nb_mbufs is always
> a multiple of 4 when transmitting an event vector. The max
> size of the vector might not be reached and pushed out early
> due to timeout.
>
> Fixes: 761a321acf91 ("event/cnxk: support vectorized Tx event fast path")
>
> Signed-off-by: Pavan Nikhilesh <pbhagavatula@marvell.com>
Please rebase
[for-main]dell[dpdk-next-eventdev] $ git pw series apply 19356
Applying: event/cnxk: fix packet Tx overflow
Applying: event/cnxk: reduce workslot memory consumption
error: sha1 information is lacking or useless
(drivers/event/cnxk/cnxk_eventdev.c).
error: could not build fake ancestor
hint: Use 'git am --show-current-patch=diff' to see the failed patch
Patch failed at 0002 event/cnxk: reduce workslot memory consumption
When you have resolved this problem, run "git am --continue".
If you prefer to skip this patch, run "git am --skip" instead.
To restore the original branch and stop patching, run "git am --abort".
> ---
> Depends-on: series-18614 ("add SSO XAQ pool create and free")
>
> drivers/event/cnxk/cn10k_worker.h | 180 +++++++++++++-----------------
> 1 file changed, 77 insertions(+), 103 deletions(-)
>
> diff --git a/drivers/event/cnxk/cn10k_worker.h b/drivers/event/cnxk/cn10k_worker.h
> index 1255662b6c..657ab91ac8 100644
> --- a/drivers/event/cnxk/cn10k_worker.h
> +++ b/drivers/event/cnxk/cn10k_worker.h
> @@ -7,10 +7,10 @@
>
> #include <rte_vect.h>
>
> +#include "cn10k_cryptodev_ops.h"
> #include "cnxk_ethdev.h"
> #include "cnxk_eventdev.h"
> #include "cnxk_worker.h"
> -#include "cn10k_cryptodev_ops.h"
>
> #include "cn10k_ethdev.h"
> #include "cn10k_rx.h"
> @@ -237,18 +237,16 @@ cn10k_sso_hws_get_work(struct cn10k_sso_hws *ws, struct rte_event *ev,
>
> cq_w1 = *(uint64_t *)(gw.u64[1] + 8);
>
> - sa_base = cnxk_nix_sa_base_get(port,
> - lookup_mem);
> + sa_base =
> + cnxk_nix_sa_base_get(port, lookup_mem);
> sa_base &= ~(ROC_NIX_INL_SA_BASE_ALIGN - 1);
>
> - mbuf = (uint64_t)nix_sec_meta_to_mbuf_sc(cq_w1,
> - sa_base, (uintptr_t)&iova,
> - &loff, (struct rte_mbuf *)mbuf,
> - d_off);
> + mbuf = (uint64_t)nix_sec_meta_to_mbuf_sc(
> + cq_w1, sa_base, (uintptr_t)&iova, &loff,
> + (struct rte_mbuf *)mbuf, d_off);
> if (loff)
> roc_npa_aura_op_free(m->pool->pool_id,
> 0, iova);
> -
> }
>
> gw.u64[0] = CNXK_CLR_SUB_EVENT(gw.u64[0]);
> @@ -396,6 +394,56 @@ cn10k_sso_hws_xtract_meta(struct rte_mbuf *m,
> txq_data[m->port][rte_event_eth_tx_adapter_txq_get(m)];
> }
>
> +static __rte_always_inline void
> +cn10k_sso_tx_one(struct rte_mbuf *m, uint64_t *cmd, uint16_t lmt_id,
> + uintptr_t lmt_addr, uint8_t sched_type, uintptr_t base,
> + const uint64_t txq_data[][RTE_MAX_QUEUES_PER_PORT],
> + const uint32_t flags)
> +{
> + uint8_t lnum = 0, loff = 0, shft = 0;
> + struct cn10k_eth_txq *txq;
> + uintptr_t laddr;
> + uint16_t segdw;
> + uintptr_t pa;
> + bool sec;
> +
> + txq = cn10k_sso_hws_xtract_meta(m, txq_data);
> + cn10k_nix_tx_skeleton(txq, cmd, flags);
> + /* Perform header writes before barrier
> + * for TSO
> + */
> + if (flags & NIX_TX_OFFLOAD_TSO_F)
> + cn10k_nix_xmit_prepare_tso(m, flags);
> +
> + cn10k_nix_xmit_prepare(m, cmd, flags, txq->lso_tun_fmt, &sec);
> +
> + laddr = lmt_addr;
> + /* Prepare CPT instruction and get nixtx addr if
> + * it is for CPT on same lmtline.
> + */
> + if (flags & NIX_TX_OFFLOAD_SECURITY_F && sec)
> + cn10k_nix_prep_sec(m, cmd, &laddr, lmt_addr, &lnum, &loff,
> + &shft, txq->sa_base, flags);
> +
> + /* Move NIX desc to LMT/NIXTX area */
> + cn10k_nix_xmit_mv_lmt_base(laddr, cmd, flags);
> +
> + if (flags & NIX_TX_MULTI_SEG_F)
> + segdw = cn10k_nix_prepare_mseg(m, (uint64_t *)laddr, flags);
> + else
> + segdw = cn10k_nix_tx_ext_subs(flags) + 2;
> +
> + if (flags & NIX_TX_OFFLOAD_SECURITY_F && sec)
> + pa = txq->cpt_io_addr | 3 << 4;
> + else
> + pa = txq->io_addr | ((segdw - 1) << 4);
> +
> + if (!sched_type)
> + roc_sso_hws_head_wait(base + SSOW_LF_GWS_TAG);
> +
> + roc_lmt_submit_steorl(lmt_id, pa);
> +}
> +
> static __rte_always_inline void
> cn10k_sso_vwqe_split_tx(struct rte_mbuf **mbufs, uint16_t nb_mbufs,
> uint64_t *cmd, uint16_t lmt_id, uintptr_t lmt_addr,
> @@ -404,11 +452,13 @@ cn10k_sso_vwqe_split_tx(struct rte_mbuf **mbufs, uint16_t nb_mbufs,
> const uint32_t flags)
> {
> uint16_t port[4], queue[4];
> + uint16_t i, j, pkts, scalar;
> struct cn10k_eth_txq *txq;
> - uint16_t i, j;
> - uintptr_t pa;
>
> - for (i = 0; i < nb_mbufs; i += 4) {
> + scalar = nb_mbufs & (NIX_DESCS_PER_LOOP - 1);
> + pkts = RTE_ALIGN_FLOOR(nb_mbufs, NIX_DESCS_PER_LOOP);
> +
> + for (i = 0; i < pkts; i += NIX_DESCS_PER_LOOP) {
> port[0] = mbufs[i]->port;
> port[1] = mbufs[i + 1]->port;
> port[2] = mbufs[i + 2]->port;
> @@ -421,66 +471,25 @@ cn10k_sso_vwqe_split_tx(struct rte_mbuf **mbufs, uint16_t nb_mbufs,
>
> if (((port[0] ^ port[1]) & (port[2] ^ port[3])) ||
> ((queue[0] ^ queue[1]) & (queue[2] ^ queue[3]))) {
> -
> - for (j = 0; j < 4; j++) {
> - uint8_t lnum = 0, loff = 0, shft = 0;
> - struct rte_mbuf *m = mbufs[i + j];
> - uintptr_t laddr;
> - uint16_t segdw;
> - bool sec;
> -
> - txq = (struct cn10k_eth_txq *)
> - txq_data[port[j]][queue[j]];
> - cn10k_nix_tx_skeleton(txq, cmd, flags);
> - /* Perform header writes before barrier
> - * for TSO
> - */
> - if (flags & NIX_TX_OFFLOAD_TSO_F)
> - cn10k_nix_xmit_prepare_tso(m, flags);
> -
> - cn10k_nix_xmit_prepare(m, cmd, flags,
> - txq->lso_tun_fmt, &sec);
> -
> - laddr = lmt_addr;
> - /* Prepare CPT instruction and get nixtx addr if
> - * it is for CPT on same lmtline.
> - */
> - if (flags & NIX_TX_OFFLOAD_SECURITY_F && sec)
> - cn10k_nix_prep_sec(m, cmd, &laddr,
> - lmt_addr, &lnum,
> - &loff, &shft,
> - txq->sa_base, flags);
> -
> - /* Move NIX desc to LMT/NIXTX area */
> - cn10k_nix_xmit_mv_lmt_base(laddr, cmd, flags);
> -
> - if (flags & NIX_TX_MULTI_SEG_F) {
> - segdw = cn10k_nix_prepare_mseg(m,
> - (uint64_t *)laddr, flags);
> - } else {
> - segdw = cn10k_nix_tx_ext_subs(flags) +
> - 2;
> - }
> -
> - if (flags & NIX_TX_OFFLOAD_SECURITY_F && sec)
> - pa = txq->cpt_io_addr | 3 << 4;
> - else
> - pa = txq->io_addr | ((segdw - 1) << 4);
> -
> - if (!sched_type)
> - roc_sso_hws_head_wait(base +
> - SSOW_LF_GWS_TAG);
> -
> - roc_lmt_submit_steorl(lmt_id, pa);
> - }
> + for (j = 0; j < 4; j++)
> + cn10k_sso_tx_one(mbufs[i + j], cmd, lmt_id,
> + lmt_addr, sched_type, base,
> + txq_data, flags);
> } else {
> txq = (struct cn10k_eth_txq *)
> txq_data[port[0]][queue[0]];
> - cn10k_nix_xmit_pkts_vector(txq, &mbufs[i], 4, cmd, base
> - + SSOW_LF_GWS_TAG,
> + cn10k_nix_xmit_pkts_vector(txq, &mbufs[i], 4, cmd,
> + base + SSOW_LF_GWS_TAG,
> flags | NIX_TX_VWQE_F);
> }
> }
> +
> + mbufs += i;
> +
> + for (i = 0; i < scalar; i++) {
> + cn10k_sso_tx_one(mbufs[i], cmd, lmt_id, lmt_addr, sched_type,
> + base, txq_data, flags);
> + }
> }
>
> static __rte_always_inline uint16_t
> @@ -489,19 +498,14 @@ cn10k_sso_hws_event_tx(struct cn10k_sso_hws *ws, struct rte_event *ev,
> const uint64_t txq_data[][RTE_MAX_QUEUES_PER_PORT],
> const uint32_t flags)
> {
> - uint8_t lnum = 0, loff = 0, shft = 0;
> struct cn10k_eth_txq *txq;
> - uint16_t ref_cnt, segdw;
> struct rte_mbuf *m;
> uintptr_t lmt_addr;
> - uintptr_t c_laddr;
> + uint16_t ref_cnt;
> uint16_t lmt_id;
> - uintptr_t pa;
> - bool sec;
>
> lmt_addr = ws->lmt_base;
> ROC_LMT_BASE_ID_GET(lmt_addr, lmt_id);
> - c_laddr = lmt_addr;
>
> if (ev->event_type & RTE_EVENT_TYPE_VECTOR) {
> struct rte_mbuf **mbufs = ev->vec->mbufs;
> @@ -526,38 +530,8 @@ cn10k_sso_hws_event_tx(struct cn10k_sso_hws *ws, struct rte_event *ev,
>
> m = ev->mbuf;
> ref_cnt = m->refcnt;
> - txq = cn10k_sso_hws_xtract_meta(m, txq_data);
> - cn10k_nix_tx_skeleton(txq, cmd, flags);
> - /* Perform header writes before barrier for TSO */
> - if (flags & NIX_TX_OFFLOAD_TSO_F)
> - cn10k_nix_xmit_prepare_tso(m, flags);
> -
> - cn10k_nix_xmit_prepare(m, cmd, flags, txq->lso_tun_fmt, &sec);
> -
> - /* Prepare CPT instruction and get nixtx addr if
> - * it is for CPT on same lmtline.
> - */
> - if (flags & NIX_TX_OFFLOAD_SECURITY_F && sec)
> - cn10k_nix_prep_sec(m, cmd, &lmt_addr, c_laddr, &lnum, &loff,
> - &shft, txq->sa_base, flags);
> -
> - /* Move NIX desc to LMT/NIXTX area */
> - cn10k_nix_xmit_mv_lmt_base(lmt_addr, cmd, flags);
> - if (flags & NIX_TX_MULTI_SEG_F) {
> - segdw = cn10k_nix_prepare_mseg(m, (uint64_t *)lmt_addr, flags);
> - } else {
> - segdw = cn10k_nix_tx_ext_subs(flags) + 2;
> - }
> -
> - if (flags & NIX_TX_OFFLOAD_SECURITY_F && sec)
> - pa = txq->cpt_io_addr | 3 << 4;
> - else
> - pa = txq->io_addr | ((segdw - 1) << 4);
> -
> - if (!ev->sched_type)
> - roc_sso_hws_head_wait(ws->tx_base + SSOW_LF_GWS_TAG);
> -
> - roc_lmt_submit_steorl(lmt_id, pa);
> + cn10k_sso_tx_one(m, cmd, lmt_id, lmt_addr, ev->sched_type, ws->tx_base,
> + txq_data, flags);
>
> if (flags & NIX_TX_OFFLOAD_MBUF_NOFF_F) {
> if (ref_cnt > 1)
> --
> 2.33.0
>
@@ -7,10 +7,10 @@
#include <rte_vect.h>
+#include "cn10k_cryptodev_ops.h"
#include "cnxk_ethdev.h"
#include "cnxk_eventdev.h"
#include "cnxk_worker.h"
-#include "cn10k_cryptodev_ops.h"
#include "cn10k_ethdev.h"
#include "cn10k_rx.h"
@@ -237,18 +237,16 @@ cn10k_sso_hws_get_work(struct cn10k_sso_hws *ws, struct rte_event *ev,
cq_w1 = *(uint64_t *)(gw.u64[1] + 8);
- sa_base = cnxk_nix_sa_base_get(port,
- lookup_mem);
+ sa_base =
+ cnxk_nix_sa_base_get(port, lookup_mem);
sa_base &= ~(ROC_NIX_INL_SA_BASE_ALIGN - 1);
- mbuf = (uint64_t)nix_sec_meta_to_mbuf_sc(cq_w1,
- sa_base, (uintptr_t)&iova,
- &loff, (struct rte_mbuf *)mbuf,
- d_off);
+ mbuf = (uint64_t)nix_sec_meta_to_mbuf_sc(
+ cq_w1, sa_base, (uintptr_t)&iova, &loff,
+ (struct rte_mbuf *)mbuf, d_off);
if (loff)
roc_npa_aura_op_free(m->pool->pool_id,
0, iova);
-
}
gw.u64[0] = CNXK_CLR_SUB_EVENT(gw.u64[0]);
@@ -396,6 +394,56 @@ cn10k_sso_hws_xtract_meta(struct rte_mbuf *m,
txq_data[m->port][rte_event_eth_tx_adapter_txq_get(m)];
}
+static __rte_always_inline void
+cn10k_sso_tx_one(struct rte_mbuf *m, uint64_t *cmd, uint16_t lmt_id,
+ uintptr_t lmt_addr, uint8_t sched_type, uintptr_t base,
+ const uint64_t txq_data[][RTE_MAX_QUEUES_PER_PORT],
+ const uint32_t flags)
+{
+ uint8_t lnum = 0, loff = 0, shft = 0;
+ struct cn10k_eth_txq *txq;
+ uintptr_t laddr;
+ uint16_t segdw;
+ uintptr_t pa;
+ bool sec;
+
+ txq = cn10k_sso_hws_xtract_meta(m, txq_data);
+ cn10k_nix_tx_skeleton(txq, cmd, flags);
+ /* Perform header writes before barrier
+ * for TSO
+ */
+ if (flags & NIX_TX_OFFLOAD_TSO_F)
+ cn10k_nix_xmit_prepare_tso(m, flags);
+
+ cn10k_nix_xmit_prepare(m, cmd, flags, txq->lso_tun_fmt, &sec);
+
+ laddr = lmt_addr;
+ /* Prepare CPT instruction and get nixtx addr if
+ * it is for CPT on same lmtline.
+ */
+ if (flags & NIX_TX_OFFLOAD_SECURITY_F && sec)
+ cn10k_nix_prep_sec(m, cmd, &laddr, lmt_addr, &lnum, &loff,
+ &shft, txq->sa_base, flags);
+
+ /* Move NIX desc to LMT/NIXTX area */
+ cn10k_nix_xmit_mv_lmt_base(laddr, cmd, flags);
+
+ if (flags & NIX_TX_MULTI_SEG_F)
+ segdw = cn10k_nix_prepare_mseg(m, (uint64_t *)laddr, flags);
+ else
+ segdw = cn10k_nix_tx_ext_subs(flags) + 2;
+
+ if (flags & NIX_TX_OFFLOAD_SECURITY_F && sec)
+ pa = txq->cpt_io_addr | 3 << 4;
+ else
+ pa = txq->io_addr | ((segdw - 1) << 4);
+
+ if (!sched_type)
+ roc_sso_hws_head_wait(base + SSOW_LF_GWS_TAG);
+
+ roc_lmt_submit_steorl(lmt_id, pa);
+}
+
static __rte_always_inline void
cn10k_sso_vwqe_split_tx(struct rte_mbuf **mbufs, uint16_t nb_mbufs,
uint64_t *cmd, uint16_t lmt_id, uintptr_t lmt_addr,
@@ -404,11 +452,13 @@ cn10k_sso_vwqe_split_tx(struct rte_mbuf **mbufs, uint16_t nb_mbufs,
const uint32_t flags)
{
uint16_t port[4], queue[4];
+ uint16_t i, j, pkts, scalar;
struct cn10k_eth_txq *txq;
- uint16_t i, j;
- uintptr_t pa;
- for (i = 0; i < nb_mbufs; i += 4) {
+ scalar = nb_mbufs & (NIX_DESCS_PER_LOOP - 1);
+ pkts = RTE_ALIGN_FLOOR(nb_mbufs, NIX_DESCS_PER_LOOP);
+
+ for (i = 0; i < pkts; i += NIX_DESCS_PER_LOOP) {
port[0] = mbufs[i]->port;
port[1] = mbufs[i + 1]->port;
port[2] = mbufs[i + 2]->port;
@@ -421,66 +471,25 @@ cn10k_sso_vwqe_split_tx(struct rte_mbuf **mbufs, uint16_t nb_mbufs,
if (((port[0] ^ port[1]) & (port[2] ^ port[3])) ||
((queue[0] ^ queue[1]) & (queue[2] ^ queue[3]))) {
-
- for (j = 0; j < 4; j++) {
- uint8_t lnum = 0, loff = 0, shft = 0;
- struct rte_mbuf *m = mbufs[i + j];
- uintptr_t laddr;
- uint16_t segdw;
- bool sec;
-
- txq = (struct cn10k_eth_txq *)
- txq_data[port[j]][queue[j]];
- cn10k_nix_tx_skeleton(txq, cmd, flags);
- /* Perform header writes before barrier
- * for TSO
- */
- if (flags & NIX_TX_OFFLOAD_TSO_F)
- cn10k_nix_xmit_prepare_tso(m, flags);
-
- cn10k_nix_xmit_prepare(m, cmd, flags,
- txq->lso_tun_fmt, &sec);
-
- laddr = lmt_addr;
- /* Prepare CPT instruction and get nixtx addr if
- * it is for CPT on same lmtline.
- */
- if (flags & NIX_TX_OFFLOAD_SECURITY_F && sec)
- cn10k_nix_prep_sec(m, cmd, &laddr,
- lmt_addr, &lnum,
- &loff, &shft,
- txq->sa_base, flags);
-
- /* Move NIX desc to LMT/NIXTX area */
- cn10k_nix_xmit_mv_lmt_base(laddr, cmd, flags);
-
- if (flags & NIX_TX_MULTI_SEG_F) {
- segdw = cn10k_nix_prepare_mseg(m,
- (uint64_t *)laddr, flags);
- } else {
- segdw = cn10k_nix_tx_ext_subs(flags) +
- 2;
- }
-
- if (flags & NIX_TX_OFFLOAD_SECURITY_F && sec)
- pa = txq->cpt_io_addr | 3 << 4;
- else
- pa = txq->io_addr | ((segdw - 1) << 4);
-
- if (!sched_type)
- roc_sso_hws_head_wait(base +
- SSOW_LF_GWS_TAG);
-
- roc_lmt_submit_steorl(lmt_id, pa);
- }
+ for (j = 0; j < 4; j++)
+ cn10k_sso_tx_one(mbufs[i + j], cmd, lmt_id,
+ lmt_addr, sched_type, base,
+ txq_data, flags);
} else {
txq = (struct cn10k_eth_txq *)
txq_data[port[0]][queue[0]];
- cn10k_nix_xmit_pkts_vector(txq, &mbufs[i], 4, cmd, base
- + SSOW_LF_GWS_TAG,
+ cn10k_nix_xmit_pkts_vector(txq, &mbufs[i], 4, cmd,
+ base + SSOW_LF_GWS_TAG,
flags | NIX_TX_VWQE_F);
}
}
+
+ mbufs += i;
+
+ for (i = 0; i < scalar; i++) {
+ cn10k_sso_tx_one(mbufs[i], cmd, lmt_id, lmt_addr, sched_type,
+ base, txq_data, flags);
+ }
}
static __rte_always_inline uint16_t
@@ -489,19 +498,14 @@ cn10k_sso_hws_event_tx(struct cn10k_sso_hws *ws, struct rte_event *ev,
const uint64_t txq_data[][RTE_MAX_QUEUES_PER_PORT],
const uint32_t flags)
{
- uint8_t lnum = 0, loff = 0, shft = 0;
struct cn10k_eth_txq *txq;
- uint16_t ref_cnt, segdw;
struct rte_mbuf *m;
uintptr_t lmt_addr;
- uintptr_t c_laddr;
+ uint16_t ref_cnt;
uint16_t lmt_id;
- uintptr_t pa;
- bool sec;
lmt_addr = ws->lmt_base;
ROC_LMT_BASE_ID_GET(lmt_addr, lmt_id);
- c_laddr = lmt_addr;
if (ev->event_type & RTE_EVENT_TYPE_VECTOR) {
struct rte_mbuf **mbufs = ev->vec->mbufs;
@@ -526,38 +530,8 @@ cn10k_sso_hws_event_tx(struct cn10k_sso_hws *ws, struct rte_event *ev,
m = ev->mbuf;
ref_cnt = m->refcnt;
- txq = cn10k_sso_hws_xtract_meta(m, txq_data);
- cn10k_nix_tx_skeleton(txq, cmd, flags);
- /* Perform header writes before barrier for TSO */
- if (flags & NIX_TX_OFFLOAD_TSO_F)
- cn10k_nix_xmit_prepare_tso(m, flags);
-
- cn10k_nix_xmit_prepare(m, cmd, flags, txq->lso_tun_fmt, &sec);
-
- /* Prepare CPT instruction and get nixtx addr if
- * it is for CPT on same lmtline.
- */
- if (flags & NIX_TX_OFFLOAD_SECURITY_F && sec)
- cn10k_nix_prep_sec(m, cmd, &lmt_addr, c_laddr, &lnum, &loff,
- &shft, txq->sa_base, flags);
-
- /* Move NIX desc to LMT/NIXTX area */
- cn10k_nix_xmit_mv_lmt_base(lmt_addr, cmd, flags);
- if (flags & NIX_TX_MULTI_SEG_F) {
- segdw = cn10k_nix_prepare_mseg(m, (uint64_t *)lmt_addr, flags);
- } else {
- segdw = cn10k_nix_tx_ext_subs(flags) + 2;
- }
-
- if (flags & NIX_TX_OFFLOAD_SECURITY_F && sec)
- pa = txq->cpt_io_addr | 3 << 4;
- else
- pa = txq->io_addr | ((segdw - 1) << 4);
-
- if (!ev->sched_type)
- roc_sso_hws_head_wait(ws->tx_base + SSOW_LF_GWS_TAG);
-
- roc_lmt_submit_steorl(lmt_id, pa);
+ cn10k_sso_tx_one(m, cmd, lmt_id, lmt_addr, ev->sched_type, ws->tx_base,
+ txq_data, flags);
if (flags & NIX_TX_OFFLOAD_MBUF_NOFF_F) {
if (ref_cnt > 1)