> -----Original Message-----
> From: dev <dev-boun...@dpdk.org> On Behalf Of Adam Dybkowski
> Sent: Monday, September 28, 2020 10:17 PM
> To: dev@dpdk.org; fiona.tr...@intel.com; akhil.go...@nxp.com
> Cc: Adam Dybkowski <adamx.dybkow...@intel.com>; Fan Zhang
> <roy.fan.zh...@intel.com>
> Subject: [dpdk-dev] [PATCH v2 1/1] crypto/scheduler: rename slave to
> worker
> 
> This patch replaces the usage of the word 'slave' with more
> appropriate word 'worker' in QAT PMD and Scheduler PMD
> as well as in their docs. Also the test app was modified
> to use the new wording.
> 
> The Scheduler PMD's public API was modified according to the
> previous deprecation notice:
> rte_cryptodev_scheduler_slave_attach is now called
> rte_cryptodev_scheduler_worker_attach,
> rte_cryptodev_scheduler_slave_detach is
> rte_cryptodev_scheduler_worker_detach,
> rte_cryptodev_scheduler_slaves_get is
> rte_cryptodev_scheduler_workers_get.
> 
> Also, the configuration value
> RTE_CRYPTODEV_SCHEDULER_MAX_NB_SLAVES
> was renamed to RTE_CRYPTODEV_SCHEDULER_MAX_NB_WORKERS.
> 
> Signed-off-by: Adam Dybkowski <adamx.dybkow...@intel.com>
> Acked-by: Fan Zhang <roy.fan.zh...@intel.com>
> ---
>  app/test-crypto-perf/main.c                   |   2 +-
>  app/test/test_cryptodev.c                     |  20 +-
>  doc/guides/cryptodevs/qat.rst                 |   2 +-
>  doc/guides/cryptodevs/scheduler.rst           |  40 ++--
>  doc/guides/rel_notes/deprecation.rst          |   7 -
>  doc/guides/rel_notes/release_20_11.rst        |  11 +
>  .../scheduler/rte_cryptodev_scheduler.c       | 114 +++++-----
>  .../scheduler/rte_cryptodev_scheduler.h       |  35 ++-
>  .../rte_cryptodev_scheduler_operations.h      |  12 +-
>  .../rte_pmd_crypto_scheduler_version.map      |   6 +-
>  drivers/crypto/scheduler/scheduler_failover.c |  83 +++----
>  .../crypto/scheduler/scheduler_multicore.c    |  54 ++---
>  .../scheduler/scheduler_pkt_size_distr.c      | 142 ++++++------
>  drivers/crypto/scheduler/scheduler_pmd.c      |  54 ++---
>  drivers/crypto/scheduler/scheduler_pmd_ops.c  | 204 +++++++++---------
>  .../crypto/scheduler/scheduler_pmd_private.h  |  12 +-
>  .../crypto/scheduler/scheduler_roundrobin.c   |  87 ++++----
>  examples/l2fwd-crypto/main.c                  |   6 +-
>  18 files changed, 449 insertions(+), 442 deletions(-)
> 
> diff --git a/app/test-crypto-perf/main.c b/app/test-crypto-perf/main.c
> index 8f8e580e4..62ae6048b 100644
> --- a/app/test-crypto-perf/main.c
> +++ b/app/test-crypto-perf/main.c
> @@ -240,7 +240,7 @@ cperf_initialize_cryptodev(struct cperf_options *opts,
> uint8_t *enabled_cdevs)
>                                       "crypto_scheduler")) {
>  #ifdef RTE_LIBRTE_PMD_CRYPTO_SCHEDULER
>                       uint32_t nb_slaves =
> -
>       rte_cryptodev_scheduler_slaves_get(cdev_id,
> +
>       rte_cryptodev_scheduler_workers_get(cdev_id,
>                                                               NULL);
> 
>                       sessions_needed = enabled_cdev_count *
> diff --git a/app/test/test_cryptodev.c b/app/test/test_cryptodev.c
> index 70bf6fe2c..255fb7525 100644
> --- a/app/test/test_cryptodev.c
> +++ b/app/test/test_cryptodev.c
> @@ -479,29 +479,29 @@ testsuite_setup(void)
>       char vdev_args[VDEV_ARGS_SIZE] = {""};
>       char temp_str[VDEV_ARGS_SIZE] = {"mode=multi-core,"
> 
>       "ordering=enable,name=cryptodev_test_scheduler,corelist="};
> -     uint16_t slave_core_count = 0;
> +     uint16_t worker_core_count = 0;
>       uint16_t socket_id = 0;
> 
>       if (gbl_driver_id == rte_cryptodev_driver_id_get(
>                       RTE_STR(CRYPTODEV_NAME_SCHEDULER_PMD))) {
> 
> -             /* Identify the Slave Cores
> -              * Use 2 slave cores for the device args
> +             /* Identify the Worker Cores
> +              * Use 2 worker cores for the device args
>                */
>               RTE_LCORE_FOREACH_SLAVE(i) {
> -                     if (slave_core_count > 1)
> +                     if (worker_core_count > 1)
>                               break;
>                       snprintf(vdev_args, sizeof(vdev_args),
>                                       "%s%d", temp_str, i);
>                       strcpy(temp_str, vdev_args);
>                       strlcat(temp_str, ";", sizeof(temp_str));
> -                     slave_core_count++;
> +                     worker_core_count++;
>                       socket_id = rte_lcore_to_socket_id(i);
>               }
> -             if (slave_core_count != 2) {
> +             if (worker_core_count != 2) {
>                       RTE_LOG(ERR, USER1,
>                               "Cryptodev scheduler test require at least "
> -                             "two slave cores to run. "
> +                             "two worker cores to run. "
>                               "Please use the correct coremask.\n");
>                       return TEST_FAILED;
>               }
> @@ -11712,7 +11712,7 @@
> test_chacha20_poly1305_decrypt_test_case_rfc8439(void)
> 
>  #ifdef RTE_LIBRTE_PMD_CRYPTO_SCHEDULER
> 
> -/* global AESNI slave IDs for the scheduler test */
> +/* global AESNI worker IDs for the scheduler test */
>  uint8_t aesni_ids[2];
> 
>  static int
> @@ -11810,7 +11810,7 @@ test_scheduler_attach_slave_op(void)
>               ts_params->qp_conf.mp_session_private =
>                               ts_params->session_priv_mpool;
> 
> -             ret = rte_cryptodev_scheduler_slave_attach(sched_id,
> +             ret = rte_cryptodev_scheduler_worker_attach(sched_id,
>                               (uint8_t)i);
> 
>               TEST_ASSERT(ret == 0,
> @@ -11834,7 +11834,7 @@ test_scheduler_detach_slave_op(void)
>       int ret;
> 
>       for (i = 0; i < 2; i++) {
> -             ret = rte_cryptodev_scheduler_slave_detach(sched_id,
> +             ret = rte_cryptodev_scheduler_worker_detach(sched_id,
>                               aesni_ids[i]);
>               TEST_ASSERT(ret == 0,
>                       "Failed to detach device %u", aesni_ids[i]);
> diff --git a/doc/guides/cryptodevs/qat.rst b/doc/guides/cryptodevs/qat.rst
> index e5d2cf499..ee0bd3a0d 100644
> --- a/doc/guides/cryptodevs/qat.rst
> +++ b/doc/guides/cryptodevs/qat.rst
> @@ -328,7 +328,7 @@ The "rte_cryptodev_devices_get()" returns the
> devices exposed by either of these
> 
>       The cryptodev driver name is passed to the dpdk-test-crypto-perf
> tool in the "-devtype" parameter.
> 
> -     The qat crypto device name is in the format of the slave parameter
> passed to the crypto scheduler.
> +     The qat crypto device name is in the format of the worker parameter
> passed to the crypto scheduler.
> 
>  * The qat compressdev driver name is "compress_qat".
>    The rte_compressdev_devices_get() returns the devices exposed by this
> driver.
> diff --git a/doc/guides/cryptodevs/scheduler.rst
> b/doc/guides/cryptodevs/scheduler.rst
> index 7004ca431..565de40f3 100644
> --- a/doc/guides/cryptodevs/scheduler.rst
> +++ b/doc/guides/cryptodevs/scheduler.rst
> @@ -16,12 +16,12 @@ crypto ops among them in a certain manner.
>  The Cryptodev Scheduler PMD library (**librte_pmd_crypto_scheduler**)
> acts as
>  a software crypto PMD and shares the same API provided by
> librte_cryptodev.
>  The PMD supports attaching multiple crypto PMDs, software or hardware, as
> -slaves, and distributes the crypto workload to them with certain behavior.
> +workers, and distributes the crypto workload to them with certain behavior.
>  The behaviors are categorizes as different "modes". Basically, a scheduling
> -mode defines certain actions for scheduling crypto ops to its slaves.
> +mode defines certain actions for scheduling crypto ops to its workers.
> 
>  The librte_pmd_crypto_scheduler library exports a C API which provides an
> API
> -for attaching/detaching slaves, set/get scheduling modes, and
> enable/disable
> +for attaching/detaching workers, set/get scheduling modes, and
> enable/disable
>  crypto ops reordering.
> 
>  Limitations
> @@ -62,7 +62,7 @@ two calls:
>    created. This value may be overwritten internally if there are too
>    many devices are attached.
> 
> -* slave: If a cryptodev has been initialized with specific name, it can be
> +* worker: If a cryptodev has been initialized with specific name, it can be
>    attached to the scheduler using this parameter, simply filling the name
>    here. Multiple cryptodevs can be attached initially by presenting this
>    parameter multiple times.
> @@ -84,13 +84,13 @@ Example:
> 
>  .. code-block:: console
> 
> -    ... --vdev "crypto_aesni_mb0,name=aesni_mb_1" --vdev
> "crypto_aesni_mb1,name=aesni_mb_2" --vdev
> "crypto_scheduler,slave=aesni_mb_1,slave=aesni_mb_2" ...
> +    ... --vdev "crypto_aesni_mb0,name=aesni_mb_1" --vdev
> "crypto_aesni_mb1,name=aesni_mb_2" --vdev
> "crypto_scheduler,worker=aesni_mb_1,worker=aesni_mb_2" ...
> 
>  .. note::
> 
>      * The scheduler cryptodev cannot be started unless the scheduling mode
> -      is set and at least one slave is attached. Also, to configure the
> -      scheduler in the run-time, like attach/detach slave(s), change
> +      is set and at least one worker is attached. Also, to configure the
> +      scheduler in the run-time, like attach/detach worker(s), change
>        scheduling mode, or enable/disable crypto op ordering, one should stop
>        the scheduler first, otherwise an error will be returned.
> 
> @@ -111,7 +111,7 @@ operation:
>     *Initialization mode parameter*: **round-robin**
> 
>     Round-robin mode, which distributes the enqueued burst of crypto ops
> -   among its slaves in a round-robin manner. This mode may help to fill
> +   among its workers in a round-robin manner. This mode may help to fill
>     the throughput gap between the physical core and the existing cryptodevs
>     to increase the overall performance.
> 
> @@ -119,15 +119,15 @@ operation:
> 
>     *Initialization mode parameter*: **packet-size-distr**
> 
> -   Packet-size based distribution mode, which works with 2 slaves, the
> primary
> -   slave and the secondary slave, and distributes the enqueued crypto
> +   Packet-size based distribution mode, which works with 2 workers, the
> primary
> +   worker and the secondary worker, and distributes the enqueued crypto
>     operations to them based on their data lengths. A crypto operation will be
> -   distributed to the primary slave if its data length is equal to or bigger
> +   distributed to the primary worker if its data length is equal to or bigger
>     than the designated threshold, otherwise it will be handled by the
> secondary
> -   slave.
> +   worker.
> 
>     A typical usecase in this mode is with the QAT cryptodev as the primary 
> and
> -   a software cryptodev as the secondary slave. This may help applications to
> +   a software cryptodev as the secondary worker. This may help applications
> to
>     process additional crypto workload than what the QAT cryptodev can
> handle on
>     its own, by making use of the available CPU cycles to deal with smaller
>     crypto workloads.
> @@ -148,11 +148,11 @@ operation:
> 
>     *Initialization mode parameter*: **fail-over**
> 
> -   Fail-over mode, which works with 2 slaves, the primary slave and the
> -   secondary slave. In this mode, the scheduler will enqueue the incoming
> -   crypto operation burst to the primary slave. When one or more crypto
> +   Fail-over mode, which works with 2 workers, the primary worker and the
> +   secondary worker. In this mode, the scheduler will enqueue the incoming
> +   crypto operation burst to the primary worker. When one or more crypto
>     operations fail to be enqueued, then they will be enqueued to the
> secondary
> -   slave.
> +   worker.
> 
>  *   **CDEV_SCHED_MODE_MULTICORE:**
> 
> @@ -167,16 +167,16 @@ operation:
>     For mixed traffic (IMIX) the optimal number of worker cores is around 2-3.
>     For large packets (1.5 kbytes) scheduler shows linear scaling in
> performance
>     up to eight cores.
> -   Each worker uses its own slave cryptodev. Only software cryptodevs
> +   Each worker uses its own cryptodev. Only software cryptodevs
>     are supported. Only the same type of cryptodevs should be used
> concurrently.
> 
>     The multi-core mode uses one extra parameter:
> 
>     * corelist: Semicolon-separated list of logical cores to be used as 
> workers.
> -     The number of worker cores should be equal to the number of slave
> cryptodevs.
> +     The number of worker cores should be equal to the number of worker
> cryptodevs.
>       These cores should be present in EAL core list parameter and
>       should not be used by the application or any other process.
> 
>     Example:
>      ... --vdev "crypto_aesni_mb1,name=aesni_mb_1" --vdev
> "crypto_aesni_mb_pmd2,name=aesni_mb_2" \
> -    --vdev
> "crypto_scheduler,slave=aesni_mb_1,slave=aesni_mb_2,mode=multi-
> core,corelist=23;24" ...
> +    --vdev
> "crypto_scheduler,worker=aesni_mb_1,worker=aesni_mb_2,mode=multi-
> core,corelist=23;24" ...
> diff --git a/doc/guides/rel_notes/deprecation.rst
> b/doc/guides/rel_notes/deprecation.rst
> index f9b72acb8..7621210b0 100644
> --- a/doc/guides/rel_notes/deprecation.rst
> +++ b/doc/guides/rel_notes/deprecation.rst
> @@ -241,13 +241,6 @@ Deprecation Notices
>    to one it means it represents IV, when is set to zero it means J0 is used
>    directly, in this case 16 bytes of J0 need to be passed.
> 
> -* scheduler: The functions ``rte_cryptodev_scheduler_slave_attach``,
> -  ``rte_cryptodev_scheduler_slave_detach`` and
> -  ``rte_cryptodev_scheduler_slaves_get`` will be replaced in 20.11 by
> -  ``rte_cryptodev_scheduler_worker_attach``,
> -  ``rte_cryptodev_scheduler_worker_detach`` and
> -  ``rte_cryptodev_scheduler_workers_get`` accordingly.
> -
>  * eventdev: Following structures will be modified to support DLB PMD
>    and future extensions:
> 
> diff --git a/doc/guides/rel_notes/release_20_11.rst
> b/doc/guides/rel_notes/release_20_11.rst
> index 73ac08fb0..3e06ad7c3 100644
> --- a/doc/guides/rel_notes/release_20_11.rst
> +++ b/doc/guides/rel_notes/release_20_11.rst
> @@ -133,6 +133,17 @@ API Changes
>    and the function ``rte_rawdev_queue_conf_get()``
>    from ``void`` to ``int`` allowing the return of error codes from drivers.
> 
> +* scheduler: Renamed functions ``rte_cryptodev_scheduler_slave_attach``,
> +  ``rte_cryptodev_scheduler_slave_detach`` and
> +  ``rte_cryptodev_scheduler_slaves_get`` to
> +  ``rte_cryptodev_scheduler_worker_attach``,
> +  ``rte_cryptodev_scheduler_worker_detach`` and
> +  ``rte_cryptodev_scheduler_workers_get`` accordingly.
> +
> +* scheduler: Renamed the configuration value
> +  ``RTE_CRYPTODEV_SCHEDULER_MAX_NB_SLAVES`` to
> +  ``RTE_CRYPTODEV_SCHEDULER_MAX_NB_WORKERS``.
> +
>  * bpf: ``RTE_BPF_XTYPE_NUM`` has been dropped from ``rte_bpf_xtype``.
> 
> 
> diff --git a/drivers/crypto/scheduler/rte_cryptodev_scheduler.c
> b/drivers/crypto/scheduler/rte_cryptodev_scheduler.c
> index 730504dab..9367a0e91 100644
> --- a/drivers/crypto/scheduler/rte_cryptodev_scheduler.c
> +++ b/drivers/crypto/scheduler/rte_cryptodev_scheduler.c
> @@ -13,31 +13,31 @@
>  /** update the scheduler pmd's capability with attaching device's
>   *  capability.
>   *  For each device to be attached, the scheduler's capability should be
> - *  the common capability set of all slaves
> + *  the common capability set of all workers
>   **/
>  static uint32_t
>  sync_caps(struct rte_cryptodev_capabilities *caps,
>               uint32_t nb_caps,
> -             const struct rte_cryptodev_capabilities *slave_caps)
> +             const struct rte_cryptodev_capabilities *worker_caps)
>  {
> -     uint32_t sync_nb_caps = nb_caps, nb_slave_caps = 0;
> +     uint32_t sync_nb_caps = nb_caps, nb_worker_caps = 0;
>       uint32_t i;
> 
> -     while (slave_caps[nb_slave_caps].op !=
> RTE_CRYPTO_OP_TYPE_UNDEFINED)
> -             nb_slave_caps++;
> +     while (worker_caps[nb_worker_caps].op !=
> RTE_CRYPTO_OP_TYPE_UNDEFINED)
> +             nb_worker_caps++;
> 
>       if (nb_caps == 0) {
> -             rte_memcpy(caps, slave_caps, sizeof(*caps) *
> nb_slave_caps);
> -             return nb_slave_caps;
> +             rte_memcpy(caps, worker_caps, sizeof(*caps) *
> nb_worker_caps);
> +             return nb_worker_caps;
>       }
> 
>       for (i = 0; i < sync_nb_caps; i++) {
>               struct rte_cryptodev_capabilities *cap = &caps[i];
>               uint32_t j;
> 
> -             for (j = 0; j < nb_slave_caps; j++) {
> +             for (j = 0; j < nb_worker_caps; j++) {
>                       const struct rte_cryptodev_capabilities *s_cap =
> -                                     &slave_caps[j];
> +                                     &worker_caps[j];
> 
>                       if (s_cap->op != cap->op || s_cap-
> >sym.xform_type !=
>                                       cap->sym.xform_type)
> @@ -72,7 +72,7 @@ sync_caps(struct rte_cryptodev_capabilities *caps,
>                       break;
>               }
> 
> -             if (j < nb_slave_caps)
> +             if (j < nb_worker_caps)
>                       continue;
> 
>               /* remove a uncommon cap from the array */
> @@ -97,10 +97,10 @@ update_scheduler_capability(struct scheduler_ctx
> *sched_ctx)
>               sched_ctx->capabilities = NULL;
>       }
> 
> -     for (i = 0; i < sched_ctx->nb_slaves; i++) {
> +     for (i = 0; i < sched_ctx->nb_workers; i++) {
>               struct rte_cryptodev_info dev_info;
> 
> -             rte_cryptodev_info_get(sched_ctx->slaves[i].dev_id,
> &dev_info);
> +             rte_cryptodev_info_get(sched_ctx->workers[i].dev_id,
> &dev_info);
> 
>               nb_caps = sync_caps(tmp_caps, nb_caps,
> dev_info.capabilities);
>               if (nb_caps == 0)
> @@ -127,10 +127,10 @@ update_scheduler_feature_flag(struct
> rte_cryptodev *dev)
> 
>       dev->feature_flags = 0;
> 
> -     for (i = 0; i < sched_ctx->nb_slaves; i++) {
> +     for (i = 0; i < sched_ctx->nb_workers; i++) {
>               struct rte_cryptodev_info dev_info;
> 
> -             rte_cryptodev_info_get(sched_ctx->slaves[i].dev_id,
> &dev_info);
> +             rte_cryptodev_info_get(sched_ctx->workers[i].dev_id,
> &dev_info);
> 
>               dev->feature_flags |= dev_info.feature_flags;
>       }
> @@ -142,15 +142,15 @@ update_max_nb_qp(struct scheduler_ctx
> *sched_ctx)
>       uint32_t i;
>       uint32_t max_nb_qp;
> 
> -     if (!sched_ctx->nb_slaves)
> +     if (!sched_ctx->nb_workers)
>               return;
> 
> -     max_nb_qp = sched_ctx->nb_slaves ? UINT32_MAX : 0;
> +     max_nb_qp = sched_ctx->nb_workers ? UINT32_MAX : 0;
> 
> -     for (i = 0; i < sched_ctx->nb_slaves; i++) {
> +     for (i = 0; i < sched_ctx->nb_workers; i++) {
>               struct rte_cryptodev_info dev_info;
> 
> -             rte_cryptodev_info_get(sched_ctx->slaves[i].dev_id,
> &dev_info);
> +             rte_cryptodev_info_get(sched_ctx->workers[i].dev_id,
> &dev_info);
>               max_nb_qp = dev_info.max_nb_queue_pairs < max_nb_qp ?
>                               dev_info.max_nb_queue_pairs : max_nb_qp;
>       }
> @@ -160,11 +160,11 @@ update_max_nb_qp(struct scheduler_ctx
> *sched_ctx)
> 
>  /** Attach a device to the scheduler. */
>  int
> -rte_cryptodev_scheduler_slave_attach(uint8_t scheduler_id, uint8_t
> slave_id)
> +rte_cryptodev_scheduler_worker_attach(uint8_t scheduler_id, uint8_t
> worker_id)
>  {
>       struct rte_cryptodev *dev =
> rte_cryptodev_pmd_get_dev(scheduler_id);
>       struct scheduler_ctx *sched_ctx;
> -     struct scheduler_slave *slave;
> +     struct scheduler_worker *worker;
>       struct rte_cryptodev_info dev_info;
>       uint32_t i;
> 
> @@ -184,30 +184,30 @@ rte_cryptodev_scheduler_slave_attach(uint8_t
> scheduler_id, uint8_t slave_id)
>       }
> 
>       sched_ctx = dev->data->dev_private;
> -     if (sched_ctx->nb_slaves >=
> -                     RTE_CRYPTODEV_SCHEDULER_MAX_NB_SLAVES) {
> -             CR_SCHED_LOG(ERR, "Too many slaves attached");
> +     if (sched_ctx->nb_workers >=
> +                     RTE_CRYPTODEV_SCHEDULER_MAX_NB_WORKERS)
> {
> +             CR_SCHED_LOG(ERR, "Too many workers attached");
>               return -ENOMEM;
>       }
> 
> -     for (i = 0; i < sched_ctx->nb_slaves; i++)
> -             if (sched_ctx->slaves[i].dev_id == slave_id) {
> -                     CR_SCHED_LOG(ERR, "Slave already added");
> +     for (i = 0; i < sched_ctx->nb_workers; i++)
> +             if (sched_ctx->workers[i].dev_id == worker_id) {
> +                     CR_SCHED_LOG(ERR, "Worker already added");
>                       return -ENOTSUP;
>               }
> 
> -     slave = &sched_ctx->slaves[sched_ctx->nb_slaves];
> +     worker = &sched_ctx->workers[sched_ctx->nb_workers];
> 
> -     rte_cryptodev_info_get(slave_id, &dev_info);
> +     rte_cryptodev_info_get(worker_id, &dev_info);
> 
> -     slave->dev_id = slave_id;
> -     slave->driver_id = dev_info.driver_id;
> -     sched_ctx->nb_slaves++;
> +     worker->dev_id = worker_id;
> +     worker->driver_id = dev_info.driver_id;
> +     sched_ctx->nb_workers++;
> 
>       if (update_scheduler_capability(sched_ctx) < 0) {
> -             slave->dev_id = 0;
> -             slave->driver_id = 0;
> -             sched_ctx->nb_slaves--;
> +             worker->dev_id = 0;
> +             worker->driver_id = 0;
> +             sched_ctx->nb_workers--;
> 
>               CR_SCHED_LOG(ERR, "capabilities update failed");
>               return -ENOTSUP;
> @@ -221,11 +221,11 @@ rte_cryptodev_scheduler_slave_attach(uint8_t
> scheduler_id, uint8_t slave_id)
>  }
> 
>  int
> -rte_cryptodev_scheduler_slave_detach(uint8_t scheduler_id, uint8_t
> slave_id)
> +rte_cryptodev_scheduler_worker_detach(uint8_t scheduler_id, uint8_t
> worker_id)
>  {
>       struct rte_cryptodev *dev =
> rte_cryptodev_pmd_get_dev(scheduler_id);
>       struct scheduler_ctx *sched_ctx;
> -     uint32_t i, slave_pos;
> +     uint32_t i, worker_pos;
> 
>       if (!dev) {
>               CR_SCHED_LOG(ERR, "Operation not supported");
> @@ -244,26 +244,26 @@ rte_cryptodev_scheduler_slave_detach(uint8_t
> scheduler_id, uint8_t slave_id)
> 
>       sched_ctx = dev->data->dev_private;
> 
> -     for (slave_pos = 0; slave_pos < sched_ctx->nb_slaves; slave_pos++)
> -             if (sched_ctx->slaves[slave_pos].dev_id == slave_id)
> +     for (worker_pos = 0; worker_pos < sched_ctx->nb_workers;
> worker_pos++)
> +             if (sched_ctx->workers[worker_pos].dev_id == worker_id)
>                       break;
> -     if (slave_pos == sched_ctx->nb_slaves) {
> -             CR_SCHED_LOG(ERR, "Cannot find slave");
> +     if (worker_pos == sched_ctx->nb_workers) {
> +             CR_SCHED_LOG(ERR, "Cannot find worker");
>               return -ENOTSUP;
>       }
> 
> -     if (sched_ctx->ops.slave_detach(dev, slave_id) < 0) {
> -             CR_SCHED_LOG(ERR, "Failed to detach slave");
> +     if (sched_ctx->ops.worker_detach(dev, worker_id) < 0) {
> +             CR_SCHED_LOG(ERR, "Failed to detach worker");
>               return -ENOTSUP;
>       }
> 
> -     for (i = slave_pos; i < sched_ctx->nb_slaves - 1; i++) {
> -             memcpy(&sched_ctx->slaves[i], &sched_ctx->slaves[i+1],
> -                             sizeof(struct scheduler_slave));
> +     for (i = worker_pos; i < sched_ctx->nb_workers - 1; i++) {
> +             memcpy(&sched_ctx->workers[i], &sched_ctx-
> >workers[i+1],
> +                             sizeof(struct scheduler_worker));
>       }
> -     memset(&sched_ctx->slaves[sched_ctx->nb_slaves - 1], 0,
> -                     sizeof(struct scheduler_slave));
> -     sched_ctx->nb_slaves--;
> +     memset(&sched_ctx->workers[sched_ctx->nb_workers - 1], 0,
> +                     sizeof(struct scheduler_worker));
> +     sched_ctx->nb_workers--;
> 
>       if (update_scheduler_capability(sched_ctx) < 0) {
>               CR_SCHED_LOG(ERR, "capabilities update failed");
> @@ -459,8 +459,8 @@
> rte_cryptodev_scheduler_load_user_scheduler(uint8_t scheduler_id,
>       sched_ctx->ops.create_private_ctx = scheduler->ops-
> >create_private_ctx;
>       sched_ctx->ops.scheduler_start = scheduler->ops->scheduler_start;
>       sched_ctx->ops.scheduler_stop = scheduler->ops->scheduler_stop;
> -     sched_ctx->ops.slave_attach = scheduler->ops->slave_attach;
> -     sched_ctx->ops.slave_detach = scheduler->ops->slave_detach;
> +     sched_ctx->ops.worker_attach = scheduler->ops->worker_attach;
> +     sched_ctx->ops.worker_detach = scheduler->ops->worker_detach;
>       sched_ctx->ops.option_set = scheduler->ops->option_set;
>       sched_ctx->ops.option_get = scheduler->ops->option_get;
> 
> @@ -485,11 +485,11 @@
> rte_cryptodev_scheduler_load_user_scheduler(uint8_t scheduler_id,
>  }
> 
>  int
> -rte_cryptodev_scheduler_slaves_get(uint8_t scheduler_id, uint8_t *slaves)
> +rte_cryptodev_scheduler_workers_get(uint8_t scheduler_id, uint8_t
> *workers)
>  {
>       struct rte_cryptodev *dev =
> rte_cryptodev_pmd_get_dev(scheduler_id);
>       struct scheduler_ctx *sched_ctx;
> -     uint32_t nb_slaves = 0;
> +     uint32_t nb_workers = 0;
> 
>       if (!dev) {
>               CR_SCHED_LOG(ERR, "Operation not supported");
> @@ -503,16 +503,16 @@ rte_cryptodev_scheduler_slaves_get(uint8_t
> scheduler_id, uint8_t *slaves)
> 
>       sched_ctx = dev->data->dev_private;
> 
> -     nb_slaves = sched_ctx->nb_slaves;
> +     nb_workers = sched_ctx->nb_workers;
> 
> -     if (slaves && nb_slaves) {
> +     if (workers && nb_workers) {
>               uint32_t i;
> 
> -             for (i = 0; i < nb_slaves; i++)
> -                     slaves[i] = sched_ctx->slaves[i].dev_id;
> +             for (i = 0; i < nb_workers; i++)
> +                     workers[i] = sched_ctx->workers[i].dev_id;
>       }
> 
> -     return (int)nb_slaves;
> +     return (int)nb_workers;
>  }
> 
>  int
> diff --git a/drivers/crypto/scheduler/rte_cryptodev_scheduler.h
> b/drivers/crypto/scheduler/rte_cryptodev_scheduler.h
> index 9a72a90ae..88da8368e 100644
> --- a/drivers/crypto/scheduler/rte_cryptodev_scheduler.h
> +++ b/drivers/crypto/scheduler/rte_cryptodev_scheduler.h
> @@ -10,9 +10,9 @@
>   *
>   * RTE Cryptodev Scheduler Device
>   *
> - * The RTE Cryptodev Scheduler Device allows the aggregation of multiple
> (slave)
> + * The RTE Cryptodev Scheduler Device allows the aggregation of multiple
> worker
>   * Cryptodevs into a single logical crypto device, and the scheduling the
> - * crypto operations to the slaves based on the mode of the specified mode
> of
> + * crypto operations to the workers based on the mode of the specified
> mode of
>   * operation specified and supported. This implementation supports 3
> modes of
>   * operation: round robin, packet-size based, and fail-over.
>   */
> @@ -25,8 +25,8 @@ extern "C" {
>  #endif
> 
>  /** Maximum number of bonded devices per device */
> -#ifndef RTE_CRYPTODEV_SCHEDULER_MAX_NB_SLAVES
> -#define RTE_CRYPTODEV_SCHEDULER_MAX_NB_SLAVES        (8)
> +#ifndef RTE_CRYPTODEV_SCHEDULER_MAX_NB_WORKERS
> +#define RTE_CRYPTODEV_SCHEDULER_MAX_NB_WORKERS       (8)
>  #endif
> 
>  /** Maximum number of multi-core worker cores */
> @@ -106,34 +106,33 @@
> rte_cryptodev_scheduler_load_user_scheduler(uint8_t scheduler_id,
>   *
>   * @param scheduler_id
>   *   The target scheduler device ID
> - * @param slave_id
> + * @param worker_id
>   *   Crypto device ID to be attached
>   *
>   * @return
> - *   - 0 if the slave is attached.
> + *   - 0 if the worker is attached.
>   *   - -ENOTSUP if the operation is not supported.
>   *   - -EBUSY if device is started.
> - *   - -ENOMEM if the scheduler's slave list is full.
> + *   - -ENOMEM if the scheduler's worker list is full.
>   */
>  int
> -rte_cryptodev_scheduler_slave_attach(uint8_t scheduler_id, uint8_t
> slave_id);
> +rte_cryptodev_scheduler_worker_attach(uint8_t scheduler_id, uint8_t
> worker_id);
> 
>  /**
>   * Detach a crypto device from the scheduler
>   *
>   * @param scheduler_id
>   *   The target scheduler device ID
> - * @param slave_id
> + * @param worker_id
>   *   Crypto device ID to be detached
>   *
>   * @return
> - *   - 0 if the slave is detached.
> + *   - 0 if the worker is detached.
>   *   - -ENOTSUP if the operation is not supported.
>   *   - -EBUSY if device is started.
>   */
>  int
> -rte_cryptodev_scheduler_slave_detach(uint8_t scheduler_id, uint8_t
> slave_id);
> -
> +rte_cryptodev_scheduler_worker_detach(uint8_t scheduler_id, uint8_t
> worker_id);
> 
>  /**
>   * Set the scheduling mode
> @@ -199,21 +198,21 @@ int
>  rte_cryptodev_scheduler_ordering_get(uint8_t scheduler_id);
> 
>  /**
> - * Get the attached slaves' count and/or ID
> + * Get the attached workers' count and/or ID
>   *
>   * @param scheduler_id
>   *   The target scheduler device ID
> - * @param slaves
> - *   If successful, the function will write back all slaves' device IDs to 
> it.
> + * @param workers
> + *   If successful, the function will write back all workers' device IDs to 
> it.
>   *   This parameter will either be an uint8_t array of
> - *   RTE_CRYPTODEV_SCHEDULER_MAX_NB_SLAVES elements or NULL.
> + *   RTE_CRYPTODEV_SCHEDULER_MAX_NB_WORKERS elements or NULL.
>   *
>   * @return
> - *   - non-negative number: the number of slaves attached
> + *   - non-negative number: the number of workers attached
>   *   - -ENOTSUP if the operation is not supported.
>   */
>  int
> -rte_cryptodev_scheduler_slaves_get(uint8_t scheduler_id, uint8_t *slaves);
> +rte_cryptodev_scheduler_workers_get(uint8_t scheduler_id, uint8_t
> *workers);
> 
>  /**
>   * Set the mode specific option
> diff --git a/drivers/crypto/scheduler/rte_cryptodev_scheduler_operations.h
> b/drivers/crypto/scheduler/rte_cryptodev_scheduler_operations.h
> index c43695894..f8726c009 100644
> --- a/drivers/crypto/scheduler/rte_cryptodev_scheduler_operations.h
> +++ b/drivers/crypto/scheduler/rte_cryptodev_scheduler_operations.h
> @@ -11,10 +11,10 @@
>  extern "C" {
>  #endif
> 
> -typedef int (*rte_cryptodev_scheduler_slave_attach_t)(
> -             struct rte_cryptodev *dev, uint8_t slave_id);
> -typedef int (*rte_cryptodev_scheduler_slave_detach_t)(
> -             struct rte_cryptodev *dev, uint8_t slave_id);
> +typedef int (*rte_cryptodev_scheduler_worker_attach_t)(
> +             struct rte_cryptodev *dev, uint8_t worker_id);
> +typedef int (*rte_cryptodev_scheduler_worker_detach_t)(
> +             struct rte_cryptodev *dev, uint8_t worker_id);
> 
>  typedef int (*rte_cryptodev_scheduler_start_t)(struct rte_cryptodev *dev);
>  typedef int (*rte_cryptodev_scheduler_stop_t)(struct rte_cryptodev *dev);
> @@ -36,8 +36,8 @@ typedef int
> (*rte_cryptodev_scheduler_config_option_get)(
>               void *option);
> 
>  struct rte_cryptodev_scheduler_ops {
> -     rte_cryptodev_scheduler_slave_attach_t slave_attach;
> -     rte_cryptodev_scheduler_slave_attach_t slave_detach;
> +     rte_cryptodev_scheduler_worker_attach_t worker_attach;
> +     rte_cryptodev_scheduler_worker_attach_t worker_detach;
> 
>       rte_cryptodev_scheduler_start_t scheduler_start;
>       rte_cryptodev_scheduler_stop_t scheduler_stop;
> diff --git
> a/drivers/crypto/scheduler/rte_pmd_crypto_scheduler_version.map
> b/drivers/crypto/scheduler/rte_pmd_crypto_scheduler_version.map
> index ca6f102d9..ab7d50562 100644
> --- a/drivers/crypto/scheduler/rte_pmd_crypto_scheduler_version.map
> +++ b/drivers/crypto/scheduler/rte_pmd_crypto_scheduler_version.map
> @@ -8,9 +8,9 @@ DPDK_21 {
>       rte_cryptodev_scheduler_option_set;
>       rte_cryptodev_scheduler_ordering_get;
>       rte_cryptodev_scheduler_ordering_set;
> -     rte_cryptodev_scheduler_slave_attach;
> -     rte_cryptodev_scheduler_slave_detach;
> -     rte_cryptodev_scheduler_slaves_get;
> +     rte_cryptodev_scheduler_worker_attach;
> +     rte_cryptodev_scheduler_worker_detach;
> +     rte_cryptodev_scheduler_workers_get;
> 
>       local: *;
>  };
> diff --git a/drivers/crypto/scheduler/scheduler_failover.c
> b/drivers/crypto/scheduler/scheduler_failover.c
> index 3a023b8ad..844312dd1 100644
> --- a/drivers/crypto/scheduler/scheduler_failover.c
> +++ b/drivers/crypto/scheduler/scheduler_failover.c
> @@ -8,20 +8,20 @@
>  #include "rte_cryptodev_scheduler_operations.h"
>  #include "scheduler_pmd_private.h"
> 
> -#define PRIMARY_SLAVE_IDX    0
> -#define SECONDARY_SLAVE_IDX  1
> -#define NB_FAILOVER_SLAVES   2
> -#define SLAVE_SWITCH_MASK    (0x01)
> +#define PRIMARY_WORKER_IDX   0
> +#define SECONDARY_WORKER_IDX 1
> +#define NB_FAILOVER_WORKERS  2
> +#define WORKER_SWITCH_MASK   (0x01)
> 
>  struct fo_scheduler_qp_ctx {
> -     struct scheduler_slave primary_slave;
> -     struct scheduler_slave secondary_slave;
> +     struct scheduler_worker primary_worker;
> +     struct scheduler_worker secondary_worker;
> 
>       uint8_t deq_idx;
>  };
> 
>  static __rte_always_inline uint16_t
> -failover_slave_enqueue(struct scheduler_slave *slave,
> +failover_worker_enqueue(struct scheduler_worker *worker,
>               struct rte_crypto_op **ops, uint16_t nb_ops)
>  {
>       uint16_t i, processed_ops;
> @@ -29,9 +29,9 @@ failover_slave_enqueue(struct scheduler_slave *slave,
>       for (i = 0; i < nb_ops && i < 4; i++)
>               rte_prefetch0(ops[i]->sym->session);
> 
> -     processed_ops = rte_cryptodev_enqueue_burst(slave->dev_id,
> -                     slave->qp_id, ops, nb_ops);
> -     slave->nb_inflight_cops += processed_ops;
> +     processed_ops = rte_cryptodev_enqueue_burst(worker->dev_id,
> +                     worker->qp_id, ops, nb_ops);
> +     worker->nb_inflight_cops += processed_ops;
> 
>       return processed_ops;
>  }
> @@ -46,11 +46,12 @@ schedule_enqueue(void *qp, struct rte_crypto_op
> **ops, uint16_t nb_ops)
>       if (unlikely(nb_ops == 0))
>               return 0;
> 
> -     enqueued_ops = failover_slave_enqueue(&qp_ctx->primary_slave,
> +     enqueued_ops = failover_worker_enqueue(&qp_ctx-
> >primary_worker,
>                       ops, nb_ops);
> 
>       if (enqueued_ops < nb_ops)
> -             enqueued_ops += failover_slave_enqueue(&qp_ctx-
> >secondary_slave,
> +             enqueued_ops += failover_worker_enqueue(
> +                             &qp_ctx->secondary_worker,
>                               &ops[enqueued_ops],
>                               nb_ops - enqueued_ops);
> 
> @@ -79,28 +80,28 @@ schedule_dequeue(void *qp, struct rte_crypto_op
> **ops, uint16_t nb_ops)
>  {
>       struct fo_scheduler_qp_ctx *qp_ctx =
>                       ((struct scheduler_qp_ctx *)qp)->private_qp_ctx;
> -     struct scheduler_slave *slaves[NB_FAILOVER_SLAVES] = {
> -                     &qp_ctx->primary_slave, &qp_ctx-
> >secondary_slave};
> -     struct scheduler_slave *slave = slaves[qp_ctx->deq_idx];
> +     struct scheduler_worker *workers[NB_FAILOVER_WORKERS] = {
> +                     &qp_ctx->primary_worker, &qp_ctx-
> >secondary_worker};
> +     struct scheduler_worker *worker = workers[qp_ctx->deq_idx];
>       uint16_t nb_deq_ops = 0, nb_deq_ops2 = 0;
> 
> -     if (slave->nb_inflight_cops) {
> -             nb_deq_ops = rte_cryptodev_dequeue_burst(slave-
> >dev_id,
> -                     slave->qp_id, ops, nb_ops);
> -             slave->nb_inflight_cops -= nb_deq_ops;
> +     if (worker->nb_inflight_cops) {
> +             nb_deq_ops = rte_cryptodev_dequeue_burst(worker-
> >dev_id,
> +                     worker->qp_id, ops, nb_ops);
> +             worker->nb_inflight_cops -= nb_deq_ops;
>       }
> 
> -     qp_ctx->deq_idx = (~qp_ctx->deq_idx) & SLAVE_SWITCH_MASK;
> +     qp_ctx->deq_idx = (~qp_ctx->deq_idx) & WORKER_SWITCH_MASK;
> 
>       if (nb_deq_ops == nb_ops)
>               return nb_deq_ops;
> 
> -     slave = slaves[qp_ctx->deq_idx];
> +     worker = workers[qp_ctx->deq_idx];
> 
> -     if (slave->nb_inflight_cops) {
> -             nb_deq_ops2 = rte_cryptodev_dequeue_burst(slave-
> >dev_id,
> -                     slave->qp_id, &ops[nb_deq_ops], nb_ops -
> nb_deq_ops);
> -             slave->nb_inflight_cops -= nb_deq_ops2;
> +     if (worker->nb_inflight_cops) {
> +             nb_deq_ops2 = rte_cryptodev_dequeue_burst(worker-
> >dev_id,
> +                     worker->qp_id, &ops[nb_deq_ops], nb_ops -
> nb_deq_ops);
> +             worker->nb_inflight_cops -= nb_deq_ops2;
>       }
> 
>       return nb_deq_ops + nb_deq_ops2;
> @@ -119,15 +120,15 @@ schedule_dequeue_ordering(void *qp, struct
> rte_crypto_op **ops,
>  }
> 
>  static int
> -slave_attach(__rte_unused struct rte_cryptodev *dev,
> -             __rte_unused uint8_t slave_id)
> +worker_attach(__rte_unused struct rte_cryptodev *dev,
> +             __rte_unused uint8_t worker_id)
>  {
>       return 0;
>  }
> 
>  static int
> -slave_detach(__rte_unused struct rte_cryptodev *dev,
> -             __rte_unused uint8_t slave_id)
> +worker_detach(__rte_unused struct rte_cryptodev *dev,
> +             __rte_unused uint8_t worker_id)
>  {
>       return 0;
>  }
> @@ -138,8 +139,8 @@ scheduler_start(struct rte_cryptodev *dev)
>       struct scheduler_ctx *sched_ctx = dev->data->dev_private;
>       uint16_t i;
> 
> -     if (sched_ctx->nb_slaves < 2) {
> -             CR_SCHED_LOG(ERR, "Number of slaves shall no less than 2");
> +     if (sched_ctx->nb_workers < 2) {
> +             CR_SCHED_LOG(ERR, "Number of workers shall no less than
> 2");
>               return -ENOMEM;
>       }
> 
> @@ -156,12 +157,12 @@ scheduler_start(struct rte_cryptodev *dev)
>                       ((struct scheduler_qp_ctx *)
>                               dev->data->queue_pairs[i])->private_qp_ctx;
> 
> -             rte_memcpy(&qp_ctx->primary_slave,
> -                             &sched_ctx->slaves[PRIMARY_SLAVE_IDX],
> -                             sizeof(struct scheduler_slave));
> -             rte_memcpy(&qp_ctx->secondary_slave,
> -                             &sched_ctx-
> >slaves[SECONDARY_SLAVE_IDX],
> -                             sizeof(struct scheduler_slave));
> +             rte_memcpy(&qp_ctx->primary_worker,
> +                             &sched_ctx-
> >workers[PRIMARY_WORKER_IDX],
> +                             sizeof(struct scheduler_worker));
> +             rte_memcpy(&qp_ctx->secondary_worker,
> +                             &sched_ctx-
> >workers[SECONDARY_WORKER_IDX],
> +                             sizeof(struct scheduler_worker));
>       }
> 
>       return 0;
> @@ -198,8 +199,8 @@ scheduler_create_private_ctx(__rte_unused struct
> rte_cryptodev *dev)
>  }
> 
>  static struct rte_cryptodev_scheduler_ops scheduler_fo_ops = {
> -     slave_attach,
> -     slave_detach,
> +     worker_attach,
> +     worker_detach,
>       scheduler_start,
>       scheduler_stop,
>       scheduler_config_qp,
> @@ -210,8 +211,8 @@ static struct rte_cryptodev_scheduler_ops
> scheduler_fo_ops = {
> 
>  static struct rte_cryptodev_scheduler fo_scheduler = {
>               .name = "failover-scheduler",
> -             .description = "scheduler which enqueues to the primary
> slave, "
> -                             "and only then enqueues to the secondary
> slave "
> +             .description = "scheduler which enqueues to the primary
> worker, "
> +                             "and only then enqueues to the secondary
> worker "
>                               "upon failing on enqueuing to primary",
>               .mode = CDEV_SCHED_MODE_FAILOVER,
>               .ops = &scheduler_fo_ops
> diff --git a/drivers/crypto/scheduler/scheduler_multicore.c
> b/drivers/crypto/scheduler/scheduler_multicore.c
> index 2d6790bb3..1e2e8dbf9 100644
> --- a/drivers/crypto/scheduler/scheduler_multicore.c
> +++ b/drivers/crypto/scheduler/scheduler_multicore.c
> @@ -26,8 +26,8 @@ struct mc_scheduler_ctx {
>  };
> 
>  struct mc_scheduler_qp_ctx {
> -     struct scheduler_slave
> slaves[RTE_CRYPTODEV_SCHEDULER_MAX_NB_SLAVES];
> -     uint32_t nb_slaves;
> +     struct scheduler_worker
> workers[RTE_CRYPTODEV_SCHEDULER_MAX_NB_WORKERS];
> +     uint32_t nb_workers;
> 
>       uint32_t last_enq_worker_idx;
>       uint32_t last_deq_worker_idx;
> @@ -132,15 +132,15 @@ schedule_dequeue_ordering(void *qp, struct
> rte_crypto_op **ops,
>  }
> 
>  static int
> -slave_attach(__rte_unused struct rte_cryptodev *dev,
> -             __rte_unused uint8_t slave_id)
> +worker_attach(__rte_unused struct rte_cryptodev *dev,
> +             __rte_unused uint8_t worker_id)
>  {
>       return 0;
>  }
> 
>  static int
> -slave_detach(__rte_unused struct rte_cryptodev *dev,
> -             __rte_unused uint8_t slave_id)
> +worker_detach(__rte_unused struct rte_cryptodev *dev,
> +             __rte_unused uint8_t worker_id)
>  {
>       return 0;
>  }
> @@ -154,7 +154,7 @@ mc_scheduler_worker(struct rte_cryptodev *dev)
>       struct rte_ring *deq_ring;
>       uint32_t core_id = rte_lcore_id();
>       int i, worker_idx = -1;
> -     struct scheduler_slave *slave;
> +     struct scheduler_worker *worker;
>       struct rte_crypto_op *enq_ops[MC_SCHED_BUFFER_SIZE];
>       struct rte_crypto_op *deq_ops[MC_SCHED_BUFFER_SIZE];
>       uint16_t processed_ops;
> @@ -177,15 +177,16 @@ mc_scheduler_worker(struct rte_cryptodev *dev)
>               return -1;
>       }
> 
> -     slave = &sched_ctx->slaves[worker_idx];
> +     worker = &sched_ctx->workers[worker_idx];
>       enq_ring = mc_ctx->sched_enq_ring[worker_idx];
>       deq_ring = mc_ctx->sched_deq_ring[worker_idx];
> 
>       while (!mc_ctx->stop_signal) {
>               if (pending_enq_ops) {
>                       processed_ops =
> -                             rte_cryptodev_enqueue_burst(slave-
> >dev_id,
> -                                     slave->qp_id,
> &enq_ops[pending_enq_ops_idx],
> +                             rte_cryptodev_enqueue_burst(worker-
> >dev_id,
> +                                     worker->qp_id,
> +                                     &enq_ops[pending_enq_ops_idx],
>                                       pending_enq_ops);
>                       pending_enq_ops -= processed_ops;
>                       pending_enq_ops_idx += processed_ops;
> @@ -195,8 +196,8 @@ mc_scheduler_worker(struct rte_cryptodev *dev)
> 
>       MC_SCHED_BUFFER_SIZE, NULL);
>                       if (processed_ops) {
>                               pending_enq_ops_idx =
> rte_cryptodev_enqueue_burst(
> -                                                     slave->dev_id, slave-
> >qp_id,
> -                                                     enq_ops,
> processed_ops);
> +                                             worker->dev_id, worker-
> >qp_id,
> +                                             enq_ops, processed_ops);
>                               pending_enq_ops = processed_ops -
> pending_enq_ops_idx;
>                               inflight_ops += pending_enq_ops_idx;
>                       }
> @@ -209,8 +210,9 @@ mc_scheduler_worker(struct rte_cryptodev *dev)
>                       pending_deq_ops -= processed_ops;
>                       pending_deq_ops_idx += processed_ops;
>               } else if (inflight_ops) {
> -                     processed_ops =
> rte_cryptodev_dequeue_burst(slave->dev_id,
> -                                     slave->qp_id, deq_ops,
> MC_SCHED_BUFFER_SIZE);
> +                     processed_ops = rte_cryptodev_dequeue_burst(
> +                                     worker->dev_id, worker->qp_id,
> deq_ops,
> +                                     MC_SCHED_BUFFER_SIZE);
>                       if (processed_ops) {
>                               inflight_ops -= processed_ops;
>                               if (reordering_enabled) {
> @@ -264,16 +266,16 @@ scheduler_start(struct rte_cryptodev *dev)
>                               qp_ctx->private_qp_ctx;
>               uint32_t j;
> 
> -             memset(mc_qp_ctx->slaves, 0,
> -
>       RTE_CRYPTODEV_SCHEDULER_MAX_NB_SLAVES *
> -                             sizeof(struct scheduler_slave));
> -             for (j = 0; j < sched_ctx->nb_slaves; j++) {
> -                     mc_qp_ctx->slaves[j].dev_id =
> -                                     sched_ctx->slaves[j].dev_id;
> -                     mc_qp_ctx->slaves[j].qp_id = i;
> +             memset(mc_qp_ctx->workers, 0,
> +
>       RTE_CRYPTODEV_SCHEDULER_MAX_NB_WORKERS *
> +                             sizeof(struct scheduler_worker));
> +             for (j = 0; j < sched_ctx->nb_workers; j++) {
> +                     mc_qp_ctx->workers[j].dev_id =
> +                                     sched_ctx->workers[j].dev_id;
> +                     mc_qp_ctx->workers[j].qp_id = i;
>               }
> 
> -             mc_qp_ctx->nb_slaves = sched_ctx->nb_slaves;
> +             mc_qp_ctx->nb_workers = sched_ctx->nb_workers;
> 
>               mc_qp_ctx->last_enq_worker_idx = 0;
>               mc_qp_ctx->last_deq_worker_idx = 0;
> @@ -347,7 +349,7 @@ scheduler_create_private_ctx(struct rte_cryptodev
> *dev)
>               mc_ctx->sched_enq_ring[i] = rte_ring_lookup(r_name);
>               if (!mc_ctx->sched_enq_ring[i]) {
>                       mc_ctx->sched_enq_ring[i] =
> rte_ring_create(r_name,
> -                                             PER_SLAVE_BUFF_SIZE,
> +                                             PER_WORKER_BUFF_SIZE,
>                                               rte_socket_id(),
>                                               RING_F_SC_DEQ |
> RING_F_SP_ENQ);
>                       if (!mc_ctx->sched_enq_ring[i]) {
> @@ -361,7 +363,7 @@ scheduler_create_private_ctx(struct rte_cryptodev
> *dev)
>               mc_ctx->sched_deq_ring[i] = rte_ring_lookup(r_name);
>               if (!mc_ctx->sched_deq_ring[i]) {
>                       mc_ctx->sched_deq_ring[i] =
> rte_ring_create(r_name,
> -                                             PER_SLAVE_BUFF_SIZE,
> +                                             PER_WORKER_BUFF_SIZE,
>                                               rte_socket_id(),
>                                               RING_F_SC_DEQ |
> RING_F_SP_ENQ);
>                       if (!mc_ctx->sched_deq_ring[i]) {
> @@ -387,8 +389,8 @@ scheduler_create_private_ctx(struct rte_cryptodev
> *dev)
>  }
> 
>  static struct rte_cryptodev_scheduler_ops scheduler_mc_ops = {
> -     slave_attach,
> -     slave_detach,
> +     worker_attach,
> +     worker_detach,
>       scheduler_start,
>       scheduler_stop,
>       scheduler_config_qp,
> diff --git a/drivers/crypto/scheduler/scheduler_pkt_size_distr.c
> b/drivers/crypto/scheduler/scheduler_pkt_size_distr.c
> index 45c8dceb4..57e330a74 100644
> --- a/drivers/crypto/scheduler/scheduler_pkt_size_distr.c
> +++ b/drivers/crypto/scheduler/scheduler_pkt_size_distr.c
> @@ -9,10 +9,10 @@
>  #include "scheduler_pmd_private.h"
> 
>  #define DEF_PKT_SIZE_THRESHOLD                       (0xffffff80)
> -#define SLAVE_IDX_SWITCH_MASK                        (0x01)
> -#define PRIMARY_SLAVE_IDX                    0
> -#define SECONDARY_SLAVE_IDX                  1
> -#define NB_PKT_SIZE_SLAVES                   2
> +#define WORKER_IDX_SWITCH_MASK                       (0x01)
> +#define PRIMARY_WORKER_IDX                   0
> +#define SECONDARY_WORKER_IDX                 1
> +#define NB_PKT_SIZE_WORKERS                  2
> 
>  /** pkt size based scheduler context */
>  struct psd_scheduler_ctx {
> @@ -21,15 +21,15 @@ struct psd_scheduler_ctx {
> 
>  /** pkt size based scheduler queue pair context */
>  struct psd_scheduler_qp_ctx {
> -     struct scheduler_slave primary_slave;
> -     struct scheduler_slave secondary_slave;
> +     struct scheduler_worker primary_worker;
> +     struct scheduler_worker secondary_worker;
>       uint32_t threshold;
>       uint8_t deq_idx;
>  } __rte_cache_aligned;
> 
>  /** scheduling operation variables' wrapping */
>  struct psd_schedule_op {
> -     uint8_t slave_idx;
> +     uint8_t worker_idx;
>       uint16_t pos;
>  };
> 
> @@ -38,13 +38,13 @@ schedule_enqueue(void *qp, struct rte_crypto_op
> **ops, uint16_t nb_ops)
>  {
>       struct scheduler_qp_ctx *qp_ctx = qp;
>       struct psd_scheduler_qp_ctx *psd_qp_ctx = qp_ctx-
> >private_qp_ctx;
> -     struct rte_crypto_op *sched_ops[NB_PKT_SIZE_SLAVES][nb_ops];
> -     uint32_t in_flight_ops[NB_PKT_SIZE_SLAVES] = {
> -                     psd_qp_ctx->primary_slave.nb_inflight_cops,
> -                     psd_qp_ctx->secondary_slave.nb_inflight_cops
> +     struct rte_crypto_op *sched_ops[NB_PKT_SIZE_WORKERS][nb_ops];
> +     uint32_t in_flight_ops[NB_PKT_SIZE_WORKERS] = {
> +                     psd_qp_ctx->primary_worker.nb_inflight_cops,
> +                     psd_qp_ctx->secondary_worker.nb_inflight_cops
>       };
> -     struct psd_schedule_op enq_ops[NB_PKT_SIZE_SLAVES] = {
> -             {PRIMARY_SLAVE_IDX, 0}, {SECONDARY_SLAVE_IDX, 0}
> +     struct psd_schedule_op enq_ops[NB_PKT_SIZE_WORKERS] = {
> +             {PRIMARY_WORKER_IDX, 0}, {SECONDARY_WORKER_IDX, 0}
>       };
>       struct psd_schedule_op *p_enq_op;
>       uint16_t i, processed_ops_pri = 0, processed_ops_sec = 0;
> @@ -80,13 +80,13 @@ schedule_enqueue(void *qp, struct rte_crypto_op
> **ops, uint16_t nb_ops)
>               /* stop schedule cops before the queue is full, this shall
>                * prevent the failed enqueue
>                */
> -             if (p_enq_op->pos + in_flight_ops[p_enq_op->slave_idx] ==
> +             if (p_enq_op->pos + in_flight_ops[p_enq_op->worker_idx]
> ==
>                               qp_ctx->max_nb_objs) {
>                       i = nb_ops;
>                       break;
>               }
> 
> -             sched_ops[p_enq_op->slave_idx][p_enq_op->pos] = ops[i];
> +             sched_ops[p_enq_op->worker_idx][p_enq_op->pos] =
> ops[i];
>               p_enq_op->pos++;
> 
>               job_len = ops[i+1]->sym->cipher.data.length;
> @@ -94,13 +94,13 @@ schedule_enqueue(void *qp, struct rte_crypto_op
> **ops, uint16_t nb_ops)
>                               ops[i+1]->sym->auth.data.length;
>               p_enq_op = &enq_ops[!(job_len & psd_qp_ctx->threshold)];
> 
> -             if (p_enq_op->pos + in_flight_ops[p_enq_op->slave_idx] ==
> +             if (p_enq_op->pos + in_flight_ops[p_enq_op->worker_idx]
> ==
>                               qp_ctx->max_nb_objs) {
>                       i = nb_ops;
>                       break;
>               }
> 
> -             sched_ops[p_enq_op->slave_idx][p_enq_op->pos] =
> ops[i+1];
> +             sched_ops[p_enq_op->worker_idx][p_enq_op->pos] =
> ops[i+1];
>               p_enq_op->pos++;
> 
>               job_len = ops[i+2]->sym->cipher.data.length;
> @@ -108,13 +108,13 @@ schedule_enqueue(void *qp, struct rte_crypto_op
> **ops, uint16_t nb_ops)
>                               ops[i+2]->sym->auth.data.length;
>               p_enq_op = &enq_ops[!(job_len & psd_qp_ctx->threshold)];
> 
> -             if (p_enq_op->pos + in_flight_ops[p_enq_op->slave_idx] ==
> +             if (p_enq_op->pos + in_flight_ops[p_enq_op->worker_idx]
> ==
>                               qp_ctx->max_nb_objs) {
>                       i = nb_ops;
>                       break;
>               }
> 
> -             sched_ops[p_enq_op->slave_idx][p_enq_op->pos] =
> ops[i+2];
> +             sched_ops[p_enq_op->worker_idx][p_enq_op->pos] =
> ops[i+2];
>               p_enq_op->pos++;
> 
>               job_len = ops[i+3]->sym->cipher.data.length;
> @@ -122,13 +122,13 @@ schedule_enqueue(void *qp, struct rte_crypto_op
> **ops, uint16_t nb_ops)
>                               ops[i+3]->sym->auth.data.length;
>               p_enq_op = &enq_ops[!(job_len & psd_qp_ctx->threshold)];
> 
> -             if (p_enq_op->pos + in_flight_ops[p_enq_op->slave_idx] ==
> +             if (p_enq_op->pos + in_flight_ops[p_enq_op->worker_idx]
> ==
>                               qp_ctx->max_nb_objs) {
>                       i = nb_ops;
>                       break;
>               }
> 
> -             sched_ops[p_enq_op->slave_idx][p_enq_op->pos] =
> ops[i+3];
> +             sched_ops[p_enq_op->worker_idx][p_enq_op->pos] =
> ops[i+3];
>               p_enq_op->pos++;
>       }
> 
> @@ -138,34 +138,34 @@ schedule_enqueue(void *qp, struct rte_crypto_op
> **ops, uint16_t nb_ops)
>                               ops[i]->sym->auth.data.length;
>               p_enq_op = &enq_ops[!(job_len & psd_qp_ctx->threshold)];
> 
> -             if (p_enq_op->pos + in_flight_ops[p_enq_op->slave_idx] ==
> +             if (p_enq_op->pos + in_flight_ops[p_enq_op->worker_idx]
> ==
>                               qp_ctx->max_nb_objs) {
>                       i = nb_ops;
>                       break;
>               }
> 
> -             sched_ops[p_enq_op->slave_idx][p_enq_op->pos] = ops[i];
> +             sched_ops[p_enq_op->worker_idx][p_enq_op->pos] =
> ops[i];
>               p_enq_op->pos++;
>       }
> 
>       processed_ops_pri = rte_cryptodev_enqueue_burst(
> -                     psd_qp_ctx->primary_slave.dev_id,
> -                     psd_qp_ctx->primary_slave.qp_id,
> -                     sched_ops[PRIMARY_SLAVE_IDX],
> -                     enq_ops[PRIMARY_SLAVE_IDX].pos);
> -     /* enqueue shall not fail as the slave queue is monitored */
> -     RTE_ASSERT(processed_ops_pri ==
> enq_ops[PRIMARY_SLAVE_IDX].pos);
> +                     psd_qp_ctx->primary_worker.dev_id,
> +                     psd_qp_ctx->primary_worker.qp_id,
> +                     sched_ops[PRIMARY_WORKER_IDX],
> +                     enq_ops[PRIMARY_WORKER_IDX].pos);
> +     /* enqueue shall not fail as the worker queue is monitored */
> +     RTE_ASSERT(processed_ops_pri ==
> enq_ops[PRIMARY_WORKER_IDX].pos);
> 
> -     psd_qp_ctx->primary_slave.nb_inflight_cops += processed_ops_pri;
> +     psd_qp_ctx->primary_worker.nb_inflight_cops +=
> processed_ops_pri;
> 
>       processed_ops_sec = rte_cryptodev_enqueue_burst(
> -                     psd_qp_ctx->secondary_slave.dev_id,
> -                     psd_qp_ctx->secondary_slave.qp_id,
> -                     sched_ops[SECONDARY_SLAVE_IDX],
> -                     enq_ops[SECONDARY_SLAVE_IDX].pos);
> -     RTE_ASSERT(processed_ops_sec ==
> enq_ops[SECONDARY_SLAVE_IDX].pos);
> +                     psd_qp_ctx->secondary_worker.dev_id,
> +                     psd_qp_ctx->secondary_worker.qp_id,
> +                     sched_ops[SECONDARY_WORKER_IDX],
> +                     enq_ops[SECONDARY_WORKER_IDX].pos);
> +     RTE_ASSERT(processed_ops_sec ==
> enq_ops[SECONDARY_WORKER_IDX].pos);
> 
> -     psd_qp_ctx->secondary_slave.nb_inflight_cops +=
> processed_ops_sec;
> +     psd_qp_ctx->secondary_worker.nb_inflight_cops +=
> processed_ops_sec;
> 
>       return processed_ops_pri + processed_ops_sec;
>  }
> @@ -191,33 +191,33 @@ schedule_dequeue(void *qp, struct rte_crypto_op
> **ops, uint16_t nb_ops)
>  {
>       struct psd_scheduler_qp_ctx *qp_ctx =
>                       ((struct scheduler_qp_ctx *)qp)->private_qp_ctx;
> -     struct scheduler_slave *slaves[NB_PKT_SIZE_SLAVES] = {
> -                     &qp_ctx->primary_slave, &qp_ctx-
> >secondary_slave};
> -     struct scheduler_slave *slave = slaves[qp_ctx->deq_idx];
> +     struct scheduler_worker *workers[NB_PKT_SIZE_WORKERS] = {
> +                     &qp_ctx->primary_worker, &qp_ctx-
> >secondary_worker};
> +     struct scheduler_worker *worker = workers[qp_ctx->deq_idx];
>       uint16_t nb_deq_ops_pri = 0, nb_deq_ops_sec = 0;
> 
> -     if (slave->nb_inflight_cops) {
> -             nb_deq_ops_pri = rte_cryptodev_dequeue_burst(slave-
> >dev_id,
> -                     slave->qp_id, ops, nb_ops);
> -             slave->nb_inflight_cops -= nb_deq_ops_pri;
> +     if (worker->nb_inflight_cops) {
> +             nb_deq_ops_pri = rte_cryptodev_dequeue_burst(worker-
> >dev_id,
> +                     worker->qp_id, ops, nb_ops);
> +             worker->nb_inflight_cops -= nb_deq_ops_pri;
>       }
> 
> -     qp_ctx->deq_idx = (~qp_ctx->deq_idx) &
> SLAVE_IDX_SWITCH_MASK;
> +     qp_ctx->deq_idx = (~qp_ctx->deq_idx) &
> WORKER_IDX_SWITCH_MASK;
> 
>       if (nb_deq_ops_pri == nb_ops)
>               return nb_deq_ops_pri;
> 
> -     slave = slaves[qp_ctx->deq_idx];
> +     worker = workers[qp_ctx->deq_idx];
> 
> -     if (slave->nb_inflight_cops) {
> -             nb_deq_ops_sec = rte_cryptodev_dequeue_burst(slave-
> >dev_id,
> -                             slave->qp_id, &ops[nb_deq_ops_pri],
> +     if (worker->nb_inflight_cops) {
> +             nb_deq_ops_sec = rte_cryptodev_dequeue_burst(worker-
> >dev_id,
> +                             worker->qp_id, &ops[nb_deq_ops_pri],
>                               nb_ops - nb_deq_ops_pri);
> -             slave->nb_inflight_cops -= nb_deq_ops_sec;
> +             worker->nb_inflight_cops -= nb_deq_ops_sec;
> 
> -             if (!slave->nb_inflight_cops)
> +             if (!worker->nb_inflight_cops)
>                       qp_ctx->deq_idx = (~qp_ctx->deq_idx) &
> -                                     SLAVE_IDX_SWITCH_MASK;
> +                                     WORKER_IDX_SWITCH_MASK;
>       }
> 
>       return nb_deq_ops_pri + nb_deq_ops_sec;
> @@ -236,15 +236,15 @@ schedule_dequeue_ordering(void *qp, struct
> rte_crypto_op **ops,
>  }
> 
>  static int
> -slave_attach(__rte_unused struct rte_cryptodev *dev,
> -             __rte_unused uint8_t slave_id)
> +worker_attach(__rte_unused struct rte_cryptodev *dev,
> +             __rte_unused uint8_t worker_id)
>  {
>       return 0;
>  }
> 
>  static int
> -slave_detach(__rte_unused struct rte_cryptodev *dev,
> -             __rte_unused uint8_t slave_id)
> +worker_detach(__rte_unused struct rte_cryptodev *dev,
> +             __rte_unused uint8_t worker_id)
>  {
>       return 0;
>  }
> @@ -256,9 +256,9 @@ scheduler_start(struct rte_cryptodev *dev)
>       struct psd_scheduler_ctx *psd_ctx = sched_ctx->private_ctx;
>       uint16_t i;
> 
> -     /* for packet size based scheduler, nb_slaves have to >= 2 */
> -     if (sched_ctx->nb_slaves < NB_PKT_SIZE_SLAVES) {
> -             CR_SCHED_LOG(ERR, "not enough slaves to start");
> +     /* for packet size based scheduler, nb_workers have to >= 2 */
> +     if (sched_ctx->nb_workers < NB_PKT_SIZE_WORKERS) {
> +             CR_SCHED_LOG(ERR, "not enough workers to start");
>               return -1;
>       }
> 
> @@ -267,15 +267,15 @@ scheduler_start(struct rte_cryptodev *dev)
>               struct psd_scheduler_qp_ctx *ps_qp_ctx =
>                               qp_ctx->private_qp_ctx;
> 
> -             ps_qp_ctx->primary_slave.dev_id =
> -                             sched_ctx-
> >slaves[PRIMARY_SLAVE_IDX].dev_id;
> -             ps_qp_ctx->primary_slave.qp_id = i;
> -             ps_qp_ctx->primary_slave.nb_inflight_cops = 0;
> +             ps_qp_ctx->primary_worker.dev_id =
> +                             sched_ctx-
> >workers[PRIMARY_WORKER_IDX].dev_id;
> +             ps_qp_ctx->primary_worker.qp_id = i;
> +             ps_qp_ctx->primary_worker.nb_inflight_cops = 0;
> 
> -             ps_qp_ctx->secondary_slave.dev_id =
> -                             sched_ctx-
> >slaves[SECONDARY_SLAVE_IDX].dev_id;
> -             ps_qp_ctx->secondary_slave.qp_id = i;
> -             ps_qp_ctx->secondary_slave.nb_inflight_cops = 0;
> +             ps_qp_ctx->secondary_worker.dev_id =
> +                             sched_ctx-
> >workers[SECONDARY_WORKER_IDX].dev_id;
> +             ps_qp_ctx->secondary_worker.qp_id = i;
> +             ps_qp_ctx->secondary_worker.nb_inflight_cops = 0;
> 
>               ps_qp_ctx->threshold = psd_ctx->threshold;
>       }
> @@ -300,9 +300,9 @@ scheduler_stop(struct rte_cryptodev *dev)
>               struct scheduler_qp_ctx *qp_ctx = dev->data-
> >queue_pairs[i];
>               struct psd_scheduler_qp_ctx *ps_qp_ctx = qp_ctx-
> >private_qp_ctx;
> 
> -             if (ps_qp_ctx->primary_slave.nb_inflight_cops +
> -                             ps_qp_ctx-
> >secondary_slave.nb_inflight_cops) {
> -                     CR_SCHED_LOG(ERR, "Some crypto ops left in slave
> queue");
> +             if (ps_qp_ctx->primary_worker.nb_inflight_cops +
> +                             ps_qp_ctx-
> >secondary_worker.nb_inflight_cops) {
> +                     CR_SCHED_LOG(ERR, "Some crypto ops left in worker
> queue");
>                       return -1;
>               }
>       }
> @@ -399,8 +399,8 @@ scheduler_option_get(struct rte_cryptodev *dev,
> uint32_t option_type,
>  }
> 
>  static struct rte_cryptodev_scheduler_ops scheduler_ps_ops = {
> -     slave_attach,
> -     slave_detach,
> +     worker_attach,
> +     worker_detach,
>       scheduler_start,
>       scheduler_stop,
>       scheduler_config_qp,
> diff --git a/drivers/crypto/scheduler/scheduler_pmd.c
> b/drivers/crypto/scheduler/scheduler_pmd.c
> index a1632a2b9..632197833 100644
> --- a/drivers/crypto/scheduler/scheduler_pmd.c
> +++ b/drivers/crypto/scheduler/scheduler_pmd.c
> @@ -18,18 +18,18 @@ uint8_t cryptodev_scheduler_driver_id;
> 
>  struct scheduler_init_params {
>       struct rte_cryptodev_pmd_init_params def_p;
> -     uint32_t nb_slaves;
> +     uint32_t nb_workers;
>       enum rte_cryptodev_scheduler_mode mode;
>       char
> mode_param_str[RTE_CRYPTODEV_SCHEDULER_NAME_MAX_LEN];
>       uint32_t enable_ordering;
>       uint16_t wc_pool[RTE_MAX_LCORE];
>       uint16_t nb_wc;
> -     char slave_names[RTE_CRYPTODEV_SCHEDULER_MAX_NB_SLAVES]
> +     char
> worker_names[RTE_CRYPTODEV_SCHEDULER_MAX_NB_WORKERS]
>                       [RTE_CRYPTODEV_SCHEDULER_NAME_MAX_LEN];
>  };
> 
>  #define RTE_CRYPTODEV_VDEV_NAME                      ("name")
> -#define RTE_CRYPTODEV_VDEV_SLAVE             ("slave")
> +#define RTE_CRYPTODEV_VDEV_WORKER            ("worker")
>  #define RTE_CRYPTODEV_VDEV_MODE                      ("mode")
>  #define RTE_CRYPTODEV_VDEV_MODE_PARAM
>       ("mode_param")
>  #define RTE_CRYPTODEV_VDEV_ORDERING          ("ordering")
> @@ -40,7 +40,7 @@ struct scheduler_init_params {
> 
>  static const char * const scheduler_valid_params[] = {
>       RTE_CRYPTODEV_VDEV_NAME,
> -     RTE_CRYPTODEV_VDEV_SLAVE,
> +     RTE_CRYPTODEV_VDEV_WORKER,
>       RTE_CRYPTODEV_VDEV_MODE,
>       RTE_CRYPTODEV_VDEV_MODE_PARAM,
>       RTE_CRYPTODEV_VDEV_ORDERING,
> @@ -193,31 +193,31 @@ cryptodev_scheduler_create(const char *name,
>               break;
>       }
> 
> -     for (i = 0; i < init_params->nb_slaves; i++) {
> -             sched_ctx->init_slave_names[sched_ctx->nb_init_slaves] =
> +     for (i = 0; i < init_params->nb_workers; i++) {
> +             sched_ctx->init_worker_names[sched_ctx-
> >nb_init_workers] =
>                       rte_zmalloc_socket(
>                               NULL,
> 
>       RTE_CRYPTODEV_SCHEDULER_NAME_MAX_LEN, 0,
>                               SOCKET_ID_ANY);
> 
> -             if (!sched_ctx->init_slave_names[
> -                             sched_ctx->nb_init_slaves]) {
> +             if (!sched_ctx->init_worker_names[
> +                             sched_ctx->nb_init_workers]) {
>                       CR_SCHED_LOG(ERR, "driver %s: Insufficient
> memory",
>                                       name);
>                       return -ENOMEM;
>               }
> 
> -             strncpy(sched_ctx->init_slave_names[
> -                                     sched_ctx->nb_init_slaves],
> -                             init_params->slave_names[i],
> +             strncpy(sched_ctx->init_worker_names[
> +                                     sched_ctx->nb_init_workers],
> +                             init_params->worker_names[i],
> 
>       RTE_CRYPTODEV_SCHEDULER_NAME_MAX_LEN - 1);
> 
> -             sched_ctx->nb_init_slaves++;
> +             sched_ctx->nb_init_workers++;
>       }
> 
>       /*
>        * Initialize capabilities structure as an empty structure,
> -      * in case device information is requested when no slaves are
> attached
> +      * in case device information is requested when no workers are
> attached
>        */
>       sched_ctx->capabilities = rte_zmalloc_socket(NULL,
>                       sizeof(struct rte_cryptodev_capabilities),
> @@ -249,12 +249,12 @@ cryptodev_scheduler_remove(struct
> rte_vdev_device *vdev)
> 
>       sched_ctx = dev->data->dev_private;
> 
> -     if (sched_ctx->nb_slaves) {
> +     if (sched_ctx->nb_workers) {
>               uint32_t i;
> 
> -             for (i = 0; i < sched_ctx->nb_slaves; i++)
> -                     rte_cryptodev_scheduler_slave_detach(dev->data-
> >dev_id,
> -                                     sched_ctx->slaves[i].dev_id);
> +             for (i = 0; i < sched_ctx->nb_workers; i++)
> +                     rte_cryptodev_scheduler_worker_detach(dev-
> >data->dev_id,
> +                                     sched_ctx->workers[i].dev_id);
>       }
> 
>       return rte_cryptodev_pmd_destroy(dev);
> @@ -374,19 +374,19 @@ parse_name_arg(const char *key __rte_unused,
>       return 0;
>  }
> 
> -/** Parse slave */
> +/** Parse worker */
>  static int
> -parse_slave_arg(const char *key __rte_unused,
> +parse_worker_arg(const char *key __rte_unused,
>               const char *value, void *extra_args)
>  {
>       struct scheduler_init_params *param = extra_args;
> 
> -     if (param->nb_slaves >=
> RTE_CRYPTODEV_SCHEDULER_MAX_NB_SLAVES) {
> -             CR_SCHED_LOG(ERR, "Too many slaves.");
> +     if (param->nb_workers >=
> RTE_CRYPTODEV_SCHEDULER_MAX_NB_WORKERS) {
> +             CR_SCHED_LOG(ERR, "Too many workers.");
>               return -ENOMEM;
>       }
> 
> -     strncpy(param->slave_names[param->nb_slaves++], value,
> +     strncpy(param->worker_names[param->nb_workers++], value,
>                       RTE_CRYPTODEV_SCHEDULER_NAME_MAX_LEN - 1);
> 
>       return 0;
> @@ -498,8 +498,8 @@ scheduler_parse_init_params(struct
> scheduler_init_params *params,
>               if (ret < 0)
>                       goto free_kvlist;
> 
> -             ret = rte_kvargs_process(kvlist,
> RTE_CRYPTODEV_VDEV_SLAVE,
> -                             &parse_slave_arg, params);
> +             ret = rte_kvargs_process(kvlist,
> RTE_CRYPTODEV_VDEV_WORKER,
> +                             &parse_worker_arg, params);
>               if (ret < 0)
>                       goto free_kvlist;
> 
> @@ -534,10 +534,10 @@ cryptodev_scheduler_probe(struct
> rte_vdev_device *vdev)
>                       rte_socket_id(),
> 
>       RTE_CRYPTODEV_PMD_DEFAULT_MAX_NB_QUEUE_PAIRS
>               },
> -             .nb_slaves = 0,
> +             .nb_workers = 0,
>               .mode = CDEV_SCHED_MODE_NOT_SET,
>               .enable_ordering = 0,
> -             .slave_names = { {0} }
> +             .worker_names = { {0} }
>       };
>       const char *name;
> 
> @@ -566,7 +566,7 @@
> RTE_PMD_REGISTER_VDEV(CRYPTODEV_NAME_SCHEDULER_PMD,
> 
> RTE_PMD_REGISTER_PARAM_STRING(CRYPTODEV_NAME_SCHEDULER_PM
> D,
>       "max_nb_queue_pairs=<int> "
>       "socket_id=<int> "
> -     "slave=<name>");
> +     "worker=<name>");
>  RTE_PMD_REGISTER_CRYPTO_DRIVER(scheduler_crypto_drv,
>               cryptodev_scheduler_pmd_drv.driver,
>               cryptodev_scheduler_driver_id);
> diff --git a/drivers/crypto/scheduler/scheduler_pmd_ops.c
> b/drivers/crypto/scheduler/scheduler_pmd_ops.c
> index 14e5a3712..cb125e802 100644
> --- a/drivers/crypto/scheduler/scheduler_pmd_ops.c
> +++ b/drivers/crypto/scheduler/scheduler_pmd_ops.c
> @@ -12,43 +12,43 @@
> 
>  #include "scheduler_pmd_private.h"
> 
> -/** attaching the slaves predefined by scheduler's EAL options */
> +/** attaching the workers predefined by scheduler's EAL options */
>  static int
> -scheduler_attach_init_slave(struct rte_cryptodev *dev)
> +scheduler_attach_init_worker(struct rte_cryptodev *dev)
>  {
>       struct scheduler_ctx *sched_ctx = dev->data->dev_private;
>       uint8_t scheduler_id = dev->data->dev_id;
>       int i;
> 
> -     for (i = sched_ctx->nb_init_slaves - 1; i >= 0; i--) {
> -             const char *dev_name = sched_ctx->init_slave_names[i];
> -             struct rte_cryptodev *slave_dev =
> +     for (i = sched_ctx->nb_init_workers - 1; i >= 0; i--) {
> +             const char *dev_name = sched_ctx->init_worker_names[i];
> +             struct rte_cryptodev *worker_dev =
> 
>       rte_cryptodev_pmd_get_named_dev(dev_name);
>               int status;
> 
> -             if (!slave_dev) {
> -                     CR_SCHED_LOG(ERR, "Failed to locate slave dev %s",
> +             if (!worker_dev) {
> +                     CR_SCHED_LOG(ERR, "Failed to locate worker
> dev %s",
>                                       dev_name);
>                       return -EINVAL;
>               }
> 
> -             status = rte_cryptodev_scheduler_slave_attach(
> -                             scheduler_id, slave_dev->data->dev_id);
> +             status = rte_cryptodev_scheduler_worker_attach(
> +                             scheduler_id, worker_dev->data->dev_id);
> 
>               if (status < 0) {
> -                     CR_SCHED_LOG(ERR, "Failed to attach slave
> cryptodev %u",
> -                                     slave_dev->data->dev_id);
> +                     CR_SCHED_LOG(ERR, "Failed to attach worker
> cryptodev %u",
> +                                     worker_dev->data->dev_id);
>                       return status;
>               }
> 
> -             CR_SCHED_LOG(INFO, "Scheduler %s attached slave %s",
> +             CR_SCHED_LOG(INFO, "Scheduler %s attached worker %s",
>                               dev->data->name,
> -                             sched_ctx->init_slave_names[i]);
> +                             sched_ctx->init_worker_names[i]);
> 
> -             rte_free(sched_ctx->init_slave_names[i]);
> -             sched_ctx->init_slave_names[i] = NULL;
> +             rte_free(sched_ctx->init_worker_names[i]);
> +             sched_ctx->init_worker_names[i] = NULL;
> 
> -             sched_ctx->nb_init_slaves -= 1;
> +             sched_ctx->nb_init_workers -= 1;
>       }
> 
>       return 0;
> @@ -62,17 +62,17 @@ scheduler_pmd_config(struct rte_cryptodev *dev,
>       uint32_t i;
>       int ret;
> 
> -     /* although scheduler_attach_init_slave presents multiple times,
> +     /* although scheduler_attach_init_worker presents multiple times,
>        * there will be only 1 meaningful execution.
>        */
> -     ret = scheduler_attach_init_slave(dev);
> +     ret = scheduler_attach_init_worker(dev);
>       if (ret < 0)
>               return ret;
> 
> -     for (i = 0; i < sched_ctx->nb_slaves; i++) {
> -             uint8_t slave_dev_id = sched_ctx->slaves[i].dev_id;
> +     for (i = 0; i < sched_ctx->nb_workers; i++) {
> +             uint8_t worker_dev_id = sched_ctx->workers[i].dev_id;
> 
> -             ret = rte_cryptodev_configure(slave_dev_id, config);
> +             ret = rte_cryptodev_configure(worker_dev_id, config);
>               if (ret < 0)
>                       break;
>       }
> @@ -89,7 +89,7 @@ update_order_ring(struct rte_cryptodev *dev, uint16_t
> qp_id)
>       if (sched_ctx->reordering_enabled) {
>               char order_ring_name[RTE_CRYPTODEV_NAME_MAX_LEN];
>               uint32_t buff_size = rte_align32pow2(
> -                     sched_ctx->nb_slaves * PER_SLAVE_BUFF_SIZE);
> +                     sched_ctx->nb_workers * PER_WORKER_BUFF_SIZE);
> 
>               if (qp_ctx->order_ring) {
>                       rte_ring_free(qp_ctx->order_ring);
> @@ -135,10 +135,10 @@ scheduler_pmd_start(struct rte_cryptodev *dev)
>       if (dev->data->dev_started)
>               return 0;
> 
> -     /* although scheduler_attach_init_slave presents multiple times,
> +     /* although scheduler_attach_init_worker presents multiple times,
>        * there will be only 1 meaningful execution.
>        */
> -     ret = scheduler_attach_init_slave(dev);
> +     ret = scheduler_attach_init_worker(dev);
>       if (ret < 0)
>               return ret;
> 
> @@ -155,18 +155,18 @@ scheduler_pmd_start(struct rte_cryptodev *dev)
>               return -1;
>       }
> 
> -     if (!sched_ctx->nb_slaves) {
> -             CR_SCHED_LOG(ERR, "No slave in the scheduler");
> +     if (!sched_ctx->nb_workers) {
> +             CR_SCHED_LOG(ERR, "No worker in the scheduler");
>               return -1;
>       }
> 
> -     RTE_FUNC_PTR_OR_ERR_RET(*sched_ctx->ops.slave_attach, -
> ENOTSUP);
> +     RTE_FUNC_PTR_OR_ERR_RET(*sched_ctx->ops.worker_attach, -
> ENOTSUP);
> 
> -     for (i = 0; i < sched_ctx->nb_slaves; i++) {
> -             uint8_t slave_dev_id = sched_ctx->slaves[i].dev_id;
> +     for (i = 0; i < sched_ctx->nb_workers; i++) {
> +             uint8_t worker_dev_id = sched_ctx->workers[i].dev_id;
> 
> -             if ((*sched_ctx->ops.slave_attach)(dev, slave_dev_id) < 0) {
> -                     CR_SCHED_LOG(ERR, "Failed to attach slave");
> +             if ((*sched_ctx->ops.worker_attach)(dev, worker_dev_id) <
> 0) {
> +                     CR_SCHED_LOG(ERR, "Failed to attach worker");
>                       return -ENOTSUP;
>               }
>       }
> @@ -178,16 +178,16 @@ scheduler_pmd_start(struct rte_cryptodev *dev)
>               return -1;
>       }
> 
> -     /* start all slaves */
> -     for (i = 0; i < sched_ctx->nb_slaves; i++) {
> -             uint8_t slave_dev_id = sched_ctx->slaves[i].dev_id;
> -             struct rte_cryptodev *slave_dev =
> -                             rte_cryptodev_pmd_get_dev(slave_dev_id);
> +     /* start all workers */
> +     for (i = 0; i < sched_ctx->nb_workers; i++) {
> +             uint8_t worker_dev_id = sched_ctx->workers[i].dev_id;
> +             struct rte_cryptodev *worker_dev =
> +
>       rte_cryptodev_pmd_get_dev(worker_dev_id);
> 
> -             ret = (*slave_dev->dev_ops->dev_start)(slave_dev);
> +             ret = (*worker_dev->dev_ops->dev_start)(worker_dev);
>               if (ret < 0) {
> -                     CR_SCHED_LOG(ERR, "Failed to start slave dev %u",
> -                                     slave_dev_id);
> +                     CR_SCHED_LOG(ERR, "Failed to start worker dev %u",
> +                                     worker_dev_id);
>                       return ret;
>               }
>       }
> @@ -205,23 +205,23 @@ scheduler_pmd_stop(struct rte_cryptodev *dev)
>       if (!dev->data->dev_started)
>               return;
> 
> -     /* stop all slaves first */
> -     for (i = 0; i < sched_ctx->nb_slaves; i++) {
> -             uint8_t slave_dev_id = sched_ctx->slaves[i].dev_id;
> -             struct rte_cryptodev *slave_dev =
> -                             rte_cryptodev_pmd_get_dev(slave_dev_id);
> +     /* stop all workers first */
> +     for (i = 0; i < sched_ctx->nb_workers; i++) {
> +             uint8_t worker_dev_id = sched_ctx->workers[i].dev_id;
> +             struct rte_cryptodev *worker_dev =
> +
>       rte_cryptodev_pmd_get_dev(worker_dev_id);
> 
> -             (*slave_dev->dev_ops->dev_stop)(slave_dev);
> +             (*worker_dev->dev_ops->dev_stop)(worker_dev);
>       }
> 
>       if (*sched_ctx->ops.scheduler_stop)
>               (*sched_ctx->ops.scheduler_stop)(dev);
> 
> -     for (i = 0; i < sched_ctx->nb_slaves; i++) {
> -             uint8_t slave_dev_id = sched_ctx->slaves[i].dev_id;
> +     for (i = 0; i < sched_ctx->nb_workers; i++) {
> +             uint8_t worker_dev_id = sched_ctx->workers[i].dev_id;
> 
> -             if (*sched_ctx->ops.slave_detach)
> -                     (*sched_ctx->ops.slave_detach)(dev, slave_dev_id);
> +             if (*sched_ctx->ops.worker_detach)
> +                     (*sched_ctx->ops.worker_detach)(dev,
> worker_dev_id);
>       }
>  }
> 
> @@ -237,13 +237,13 @@ scheduler_pmd_close(struct rte_cryptodev *dev)
>       if (dev->data->dev_started)
>               return -EBUSY;
> 
> -     /* close all slaves first */
> -     for (i = 0; i < sched_ctx->nb_slaves; i++) {
> -             uint8_t slave_dev_id = sched_ctx->slaves[i].dev_id;
> -             struct rte_cryptodev *slave_dev =
> -                             rte_cryptodev_pmd_get_dev(slave_dev_id);
> +     /* close all workers first */
> +     for (i = 0; i < sched_ctx->nb_workers; i++) {
> +             uint8_t worker_dev_id = sched_ctx->workers[i].dev_id;
> +             struct rte_cryptodev *worker_dev =
> +
>       rte_cryptodev_pmd_get_dev(worker_dev_id);
> 
> -             ret = (*slave_dev->dev_ops->dev_close)(slave_dev);
> +             ret = (*worker_dev->dev_ops->dev_close)(worker_dev);
>               if (ret < 0)
>                       return ret;
>       }
> @@ -283,19 +283,19 @@ scheduler_pmd_stats_get(struct rte_cryptodev
> *dev,
>       struct scheduler_ctx *sched_ctx = dev->data->dev_private;
>       uint32_t i;
> 
> -     for (i = 0; i < sched_ctx->nb_slaves; i++) {
> -             uint8_t slave_dev_id = sched_ctx->slaves[i].dev_id;
> -             struct rte_cryptodev *slave_dev =
> -                             rte_cryptodev_pmd_get_dev(slave_dev_id);
> -             struct rte_cryptodev_stats slave_stats = {0};
> +     for (i = 0; i < sched_ctx->nb_workers; i++) {
> +             uint8_t worker_dev_id = sched_ctx->workers[i].dev_id;
> +             struct rte_cryptodev *worker_dev =
> +
>       rte_cryptodev_pmd_get_dev(worker_dev_id);
> +             struct rte_cryptodev_stats worker_stats = {0};
> 
> -             (*slave_dev->dev_ops->stats_get)(slave_dev, &slave_stats);
> +             (*worker_dev->dev_ops->stats_get)(worker_dev,
> &worker_stats);
> 
> -             stats->enqueued_count += slave_stats.enqueued_count;
> -             stats->dequeued_count += slave_stats.dequeued_count;
> +             stats->enqueued_count += worker_stats.enqueued_count;
> +             stats->dequeued_count += worker_stats.dequeued_count;
> 
> -             stats->enqueue_err_count +=
> slave_stats.enqueue_err_count;
> -             stats->dequeue_err_count +=
> slave_stats.dequeue_err_count;
> +             stats->enqueue_err_count +=
> worker_stats.enqueue_err_count;
> +             stats->dequeue_err_count +=
> worker_stats.dequeue_err_count;
>       }
>  }
> 
> @@ -306,12 +306,12 @@ scheduler_pmd_stats_reset(struct rte_cryptodev
> *dev)
>       struct scheduler_ctx *sched_ctx = dev->data->dev_private;
>       uint32_t i;
> 
> -     for (i = 0; i < sched_ctx->nb_slaves; i++) {
> -             uint8_t slave_dev_id = sched_ctx->slaves[i].dev_id;
> -             struct rte_cryptodev *slave_dev =
> -                             rte_cryptodev_pmd_get_dev(slave_dev_id);
> +     for (i = 0; i < sched_ctx->nb_workers; i++) {
> +             uint8_t worker_dev_id = sched_ctx->workers[i].dev_id;
> +             struct rte_cryptodev *worker_dev =
> +
>       rte_cryptodev_pmd_get_dev(worker_dev_id);
> 
> -             (*slave_dev->dev_ops->stats_reset)(slave_dev);
> +             (*worker_dev->dev_ops->stats_reset)(worker_dev);
>       }
>  }
> 
> @@ -329,32 +329,32 @@ scheduler_pmd_info_get(struct rte_cryptodev
> *dev,
>       if (!dev_info)
>               return;
> 
> -     /* although scheduler_attach_init_slave presents multiple times,
> +     /* although scheduler_attach_init_worker presents multiple times,
>        * there will be only 1 meaningful execution.
>        */
> -     scheduler_attach_init_slave(dev);
> +     scheduler_attach_init_worker(dev);
> 
> -     for (i = 0; i < sched_ctx->nb_slaves; i++) {
> -             uint8_t slave_dev_id = sched_ctx->slaves[i].dev_id;
> -             struct rte_cryptodev_info slave_info;
> +     for (i = 0; i < sched_ctx->nb_workers; i++) {
> +             uint8_t worker_dev_id = sched_ctx->workers[i].dev_id;
> +             struct rte_cryptodev_info worker_info;
> 
> -             rte_cryptodev_info_get(slave_dev_id, &slave_info);
> -             uint32_t dev_max_sess = slave_info.sym.max_nb_sessions;
> +             rte_cryptodev_info_get(worker_dev_id, &worker_info);
> +             uint32_t dev_max_sess =
> worker_info.sym.max_nb_sessions;
>               if (dev_max_sess != 0) {
>                       if (max_nb_sess == 0 || dev_max_sess <
> max_nb_sess)
> -                             max_nb_sess =
> slave_info.sym.max_nb_sessions;
> +                             max_nb_sess =
> worker_info.sym.max_nb_sessions;
>               }
> 
> -             /* Get the max headroom requirement among slave PMDs
> */
> -             headroom_sz = slave_info.min_mbuf_headroom_req >
> +             /* Get the max headroom requirement among worker PMDs
> */
> +             headroom_sz = worker_info.min_mbuf_headroom_req >
>                               headroom_sz ?
> -                             slave_info.min_mbuf_headroom_req :
> +                             worker_info.min_mbuf_headroom_req :
>                               headroom_sz;
> 
> -             /* Get the max tailroom requirement among slave PMDs */
> -             tailroom_sz = slave_info.min_mbuf_tailroom_req >
> +             /* Get the max tailroom requirement among worker PMDs
> */
> +             tailroom_sz = worker_info.min_mbuf_tailroom_req >
>                               tailroom_sz ?
> -                             slave_info.min_mbuf_tailroom_req :
> +                             worker_info.min_mbuf_tailroom_req :
>                               tailroom_sz;
>       }
> 
> @@ -409,15 +409,15 @@ scheduler_pmd_qp_setup(struct rte_cryptodev
> *dev, uint16_t qp_id,
>       if (dev->data->queue_pairs[qp_id] != NULL)
>               scheduler_pmd_qp_release(dev, qp_id);
> 
> -     for (i = 0; i < sched_ctx->nb_slaves; i++) {
> -             uint8_t slave_id = sched_ctx->slaves[i].dev_id;
> +     for (i = 0; i < sched_ctx->nb_workers; i++) {
> +             uint8_t worker_id = sched_ctx->workers[i].dev_id;
> 
>               /*
> -              * All slaves will share the same session mempool
> +              * All workers will share the same session mempool
>                * for session-less operations, so the objects
>                * must be big enough for all the drivers used.
>                */
> -             ret = rte_cryptodev_queue_pair_setup(slave_id, qp_id,
> +             ret = rte_cryptodev_queue_pair_setup(worker_id, qp_id,
>                               qp_conf, socket_id);
>               if (ret < 0)
>                       return ret;
> @@ -434,12 +434,12 @@ scheduler_pmd_qp_setup(struct rte_cryptodev
> *dev, uint16_t qp_id,
> 
>       dev->data->queue_pairs[qp_id] = qp_ctx;
> 
> -     /* although scheduler_attach_init_slave presents multiple times,
> +     /* although scheduler_attach_init_worker presents multiple times,
>        * there will be only 1 meaningful execution.
>        */
> -     ret = scheduler_attach_init_slave(dev);
> +     ret = scheduler_attach_init_worker(dev);
>       if (ret < 0) {
> -             CR_SCHED_LOG(ERR, "Failed to attach slave");
> +             CR_SCHED_LOG(ERR, "Failed to attach worker");
>               scheduler_pmd_qp_release(dev, qp_id);
>               return ret;
>       }
> @@ -461,10 +461,10 @@ scheduler_pmd_sym_session_get_size(struct
> rte_cryptodev *dev __rte_unused)
>       uint8_t i = 0;
>       uint32_t max_priv_sess_size = 0;
> 
> -     /* Check what is the maximum private session size for all slaves */
> -     for (i = 0; i < sched_ctx->nb_slaves; i++) {
> -             uint8_t slave_dev_id = sched_ctx->slaves[i].dev_id;
> -             struct rte_cryptodev *dev = &rte_cryptodevs[slave_dev_id];
> +     /* Check what is the maximum private session size for all workers */
> +     for (i = 0; i < sched_ctx->nb_workers; i++) {
> +             uint8_t worker_dev_id = sched_ctx->workers[i].dev_id;
> +             struct rte_cryptodev *dev =
> &rte_cryptodevs[worker_dev_id];
>               uint32_t priv_sess_size = (*dev->dev_ops-
> >sym_session_get_size)(dev);
> 
>               if (max_priv_sess_size < priv_sess_size)
> @@ -484,10 +484,10 @@ scheduler_pmd_sym_session_configure(struct
> rte_cryptodev *dev,
>       uint32_t i;
>       int ret;
> 
> -     for (i = 0; i < sched_ctx->nb_slaves; i++) {
> -             struct scheduler_slave *slave = &sched_ctx->slaves[i];
> +     for (i = 0; i < sched_ctx->nb_workers; i++) {
> +             struct scheduler_worker *worker = &sched_ctx->workers[i];
> 
> -             ret = rte_cryptodev_sym_session_init(slave->dev_id, sess,
> +             ret = rte_cryptodev_sym_session_init(worker->dev_id, sess,
>                                       xform, mempool);
>               if (ret < 0) {
>                       CR_SCHED_LOG(ERR, "unable to config sym session");
> @@ -506,11 +506,11 @@ scheduler_pmd_sym_session_clear(struct
> rte_cryptodev *dev,
>       struct scheduler_ctx *sched_ctx = dev->data->dev_private;
>       uint32_t i;
> 
> -     /* Clear private data of slaves */
> -     for (i = 0; i < sched_ctx->nb_slaves; i++) {
> -             struct scheduler_slave *slave = &sched_ctx->slaves[i];
> +     /* Clear private data of workers */
> +     for (i = 0; i < sched_ctx->nb_workers; i++) {
> +             struct scheduler_worker *worker = &sched_ctx->workers[i];
> 
> -             rte_cryptodev_sym_session_clear(slave->dev_id, sess);
> +             rte_cryptodev_sym_session_clear(worker->dev_id, sess);
>       }
>  }
> 
> diff --git a/drivers/crypto/scheduler/scheduler_pmd_private.h
> b/drivers/crypto/scheduler/scheduler_pmd_private.h
> index e1531d1da..adb4eb063 100644
> --- a/drivers/crypto/scheduler/scheduler_pmd_private.h
> +++ b/drivers/crypto/scheduler/scheduler_pmd_private.h
> @@ -10,7 +10,7 @@
>  #define CRYPTODEV_NAME_SCHEDULER_PMD crypto_scheduler
>  /**< Scheduler Crypto PMD device name */
> 
> -#define PER_SLAVE_BUFF_SIZE                  (256)
> +#define PER_WORKER_BUFF_SIZE                 (256)
> 
>  extern int scheduler_logtype_driver;
> 
> @@ -18,7 +18,7 @@ extern int scheduler_logtype_driver;
>       rte_log(RTE_LOG_ ## level, scheduler_logtype_driver,            \
>                       "%s() line %u: "fmt "\n", __func__, __LINE__, ##args)
> 
> -struct scheduler_slave {
> +struct scheduler_worker {
>       uint8_t dev_id;
>       uint16_t qp_id;
>       uint32_t nb_inflight_cops;
> @@ -35,8 +35,8 @@ struct scheduler_ctx {
> 
>       uint32_t max_nb_queue_pairs;
> 
> -     struct scheduler_slave
> slaves[RTE_CRYPTODEV_SCHEDULER_MAX_NB_SLAVES];
> -     uint32_t nb_slaves;
> +     struct scheduler_worker
> workers[RTE_CRYPTODEV_SCHEDULER_MAX_NB_WORKERS];
> +     uint32_t nb_workers;
> 
>       enum rte_cryptodev_scheduler_mode mode;
> 
> @@ -49,8 +49,8 @@ struct scheduler_ctx {
>       uint16_t wc_pool[RTE_MAX_LCORE];
>       uint16_t nb_wc;
> 
> -     char
> *init_slave_names[RTE_CRYPTODEV_SCHEDULER_MAX_NB_SLAVES];
> -     int nb_init_slaves;
> +     char
> *init_worker_names[RTE_CRYPTODEV_SCHEDULER_MAX_NB_WORKERS];
> +     int nb_init_workers;
>  } __rte_cache_aligned;
> 
>  struct scheduler_qp_ctx {
> diff --git a/drivers/crypto/scheduler/scheduler_roundrobin.c
> b/drivers/crypto/scheduler/scheduler_roundrobin.c
> index 9b891d978..bc4a63210 100644
> --- a/drivers/crypto/scheduler/scheduler_roundrobin.c
> +++ b/drivers/crypto/scheduler/scheduler_roundrobin.c
> @@ -9,11 +9,11 @@
>  #include "scheduler_pmd_private.h"
> 
>  struct rr_scheduler_qp_ctx {
> -     struct scheduler_slave
> slaves[RTE_CRYPTODEV_SCHEDULER_MAX_NB_SLAVES];
> -     uint32_t nb_slaves;
> +     struct scheduler_worker
> workers[RTE_CRYPTODEV_SCHEDULER_MAX_NB_WORKERS];
> +     uint32_t nb_workers;
> 
> -     uint32_t last_enq_slave_idx;
> -     uint32_t last_deq_slave_idx;
> +     uint32_t last_enq_worker_idx;
> +     uint32_t last_deq_worker_idx;
>  };
> 
>  static uint16_t
> @@ -21,8 +21,8 @@ schedule_enqueue(void *qp, struct rte_crypto_op
> **ops, uint16_t nb_ops)
>  {
>       struct rr_scheduler_qp_ctx *rr_qp_ctx =
>                       ((struct scheduler_qp_ctx *)qp)->private_qp_ctx;
> -     uint32_t slave_idx = rr_qp_ctx->last_enq_slave_idx;
> -     struct scheduler_slave *slave = &rr_qp_ctx->slaves[slave_idx];
> +     uint32_t worker_idx = rr_qp_ctx->last_enq_worker_idx;
> +     struct scheduler_worker *worker = &rr_qp_ctx-
> >workers[worker_idx];
>       uint16_t i, processed_ops;
> 
>       if (unlikely(nb_ops == 0))
> @@ -31,13 +31,13 @@ schedule_enqueue(void *qp, struct rte_crypto_op
> **ops, uint16_t nb_ops)
>       for (i = 0; i < nb_ops && i < 4; i++)
>               rte_prefetch0(ops[i]->sym->session);
> 
> -     processed_ops = rte_cryptodev_enqueue_burst(slave->dev_id,
> -                     slave->qp_id, ops, nb_ops);
> +     processed_ops = rte_cryptodev_enqueue_burst(worker->dev_id,
> +                     worker->qp_id, ops, nb_ops);
> 
> -     slave->nb_inflight_cops += processed_ops;
> +     worker->nb_inflight_cops += processed_ops;
> 
> -     rr_qp_ctx->last_enq_slave_idx += 1;
> -     rr_qp_ctx->last_enq_slave_idx %= rr_qp_ctx->nb_slaves;
> +     rr_qp_ctx->last_enq_worker_idx += 1;
> +     rr_qp_ctx->last_enq_worker_idx %= rr_qp_ctx->nb_workers;
> 
>       return processed_ops;
>  }
> @@ -64,34 +64,35 @@ schedule_dequeue(void *qp, struct rte_crypto_op
> **ops, uint16_t nb_ops)
>  {
>       struct rr_scheduler_qp_ctx *rr_qp_ctx =
>                       ((struct scheduler_qp_ctx *)qp)->private_qp_ctx;
> -     struct scheduler_slave *slave;
> -     uint32_t last_slave_idx = rr_qp_ctx->last_deq_slave_idx;
> +     struct scheduler_worker *worker;
> +     uint32_t last_worker_idx = rr_qp_ctx->last_deq_worker_idx;
>       uint16_t nb_deq_ops;
> 
> -     if (unlikely(rr_qp_ctx->slaves[last_slave_idx].nb_inflight_cops == 0))
> {
> +     if (unlikely(rr_qp_ctx->workers[last_worker_idx].nb_inflight_cops
> +                     == 0)) {
>               do {
> -                     last_slave_idx += 1;
> +                     last_worker_idx += 1;
> 
> -                     if (unlikely(last_slave_idx >= rr_qp_ctx->nb_slaves))
> -                             last_slave_idx = 0;
> +                     if (unlikely(last_worker_idx >= rr_qp_ctx-
> >nb_workers))
> +                             last_worker_idx = 0;
>                       /* looped back, means no inflight cops in the queue
> */
> -                     if (last_slave_idx == rr_qp_ctx->last_deq_slave_idx)
> +                     if (last_worker_idx == rr_qp_ctx-
> >last_deq_worker_idx)
>                               return 0;
> -             } while (rr_qp_ctx->slaves[last_slave_idx].nb_inflight_cops
> +             } while (rr_qp_ctx-
> >workers[last_worker_idx].nb_inflight_cops
>                               == 0);
>       }
> 
> -     slave = &rr_qp_ctx->slaves[last_slave_idx];
> +     worker = &rr_qp_ctx->workers[last_worker_idx];
> 
> -     nb_deq_ops = rte_cryptodev_dequeue_burst(slave->dev_id,
> -                     slave->qp_id, ops, nb_ops);
> +     nb_deq_ops = rte_cryptodev_dequeue_burst(worker->dev_id,
> +                     worker->qp_id, ops, nb_ops);
> 
> -     last_slave_idx += 1;
> -     last_slave_idx %= rr_qp_ctx->nb_slaves;
> +     last_worker_idx += 1;
> +     last_worker_idx %= rr_qp_ctx->nb_workers;
> 
> -     rr_qp_ctx->last_deq_slave_idx = last_slave_idx;
> +     rr_qp_ctx->last_deq_worker_idx = last_worker_idx;
> 
> -     slave->nb_inflight_cops -= nb_deq_ops;
> +     worker->nb_inflight_cops -= nb_deq_ops;
> 
>       return nb_deq_ops;
>  }
> @@ -109,15 +110,15 @@ schedule_dequeue_ordering(void *qp, struct
> rte_crypto_op **ops,
>  }
> 
>  static int
> -slave_attach(__rte_unused struct rte_cryptodev *dev,
> -             __rte_unused uint8_t slave_id)
> +worker_attach(__rte_unused struct rte_cryptodev *dev,
> +             __rte_unused uint8_t worker_id)
>  {
>       return 0;
>  }
> 
>  static int
> -slave_detach(__rte_unused struct rte_cryptodev *dev,
> -             __rte_unused uint8_t slave_id)
> +worker_detach(__rte_unused struct rte_cryptodev *dev,
> +             __rte_unused uint8_t worker_id)
>  {
>       return 0;
>  }
> @@ -142,19 +143,19 @@ scheduler_start(struct rte_cryptodev *dev)
>                               qp_ctx->private_qp_ctx;
>               uint32_t j;
> 
> -             memset(rr_qp_ctx->slaves, 0,
> -
>       RTE_CRYPTODEV_SCHEDULER_MAX_NB_SLAVES *
> -                             sizeof(struct scheduler_slave));
> -             for (j = 0; j < sched_ctx->nb_slaves; j++) {
> -                     rr_qp_ctx->slaves[j].dev_id =
> -                                     sched_ctx->slaves[j].dev_id;
> -                     rr_qp_ctx->slaves[j].qp_id = i;
> +             memset(rr_qp_ctx->workers, 0,
> +
>       RTE_CRYPTODEV_SCHEDULER_MAX_NB_WORKERS *
> +                             sizeof(struct scheduler_worker));
> +             for (j = 0; j < sched_ctx->nb_workers; j++) {
> +                     rr_qp_ctx->workers[j].dev_id =
> +                                     sched_ctx->workers[j].dev_id;
> +                     rr_qp_ctx->workers[j].qp_id = i;
>               }
> 
> -             rr_qp_ctx->nb_slaves = sched_ctx->nb_slaves;
> +             rr_qp_ctx->nb_workers = sched_ctx->nb_workers;
> 
> -             rr_qp_ctx->last_enq_slave_idx = 0;
> -             rr_qp_ctx->last_deq_slave_idx = 0;
> +             rr_qp_ctx->last_enq_worker_idx = 0;
> +             rr_qp_ctx->last_deq_worker_idx = 0;
>       }
> 
>       return 0;
> @@ -191,8 +192,8 @@ scheduler_create_private_ctx(__rte_unused struct
> rte_cryptodev *dev)
>  }
> 
>  static struct rte_cryptodev_scheduler_ops scheduler_rr_ops = {
> -     slave_attach,
> -     slave_detach,
> +     worker_attach,
> +     worker_detach,
>       scheduler_start,
>       scheduler_stop,
>       scheduler_config_qp,
> @@ -204,7 +205,7 @@ static struct rte_cryptodev_scheduler_ops
> scheduler_rr_ops = {
>  static struct rte_cryptodev_scheduler scheduler = {
>               .name = "roundrobin-scheduler",
>               .description = "scheduler which will round robin burst across "
> -                             "slave crypto devices",
> +                             "worker crypto devices",
>               .mode = CDEV_SCHED_MODE_ROUNDROBIN,
>               .ops = &scheduler_rr_ops
>  };
> diff --git a/examples/l2fwd-crypto/main.c b/examples/l2fwd-crypto/main.c
> index 827da9b3e..42e80bc3f 100644
> --- a/examples/l2fwd-crypto/main.c
> +++ b/examples/l2fwd-crypto/main.c
> @@ -2277,11 +2277,11 @@ initialize_cryptodevs(struct
> l2fwd_crypto_options *options, unsigned nb_ports,
>                */
>               if (!strcmp(dev_info.driver_name, "crypto_scheduler")) {
>  #ifdef RTE_LIBRTE_PMD_CRYPTO_SCHEDULER
> -                     uint32_t nb_slaves =
> -
>       rte_cryptodev_scheduler_slaves_get(cdev_id,
> +                     uint32_t nb_workers =
> +
>       rte_cryptodev_scheduler_workers_get(cdev_id,
>                                                               NULL);
> 
> -                     sessions_needed = enabled_cdev_count * nb_slaves;
> +                     sessions_needed = enabled_cdev_count *
> nb_workers;
>  #endif
>               } else
>                       sessions_needed = enabled_cdev_count;
> --
> 2.25.1

Looks good from ABI perspective.

Reviewed-by: Ruifeng Wang <ruifeng.w...@arm.com>

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