[v5,06/20] doc: remove references to make from prog guide
diff mbox series

Message ID 20200921135931.13355-7-ciara.power@intel.com
State Accepted
Delegated to: Thomas Monjalon
Headers show
Series
  • remove make support in DPDK
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Checks

Context Check Description
ci/checkpatch warning coding style issues

Commit Message

Power, Ciara Sept. 21, 2020, 1:59 p.m. UTC
Make is no longer supported for compiling DPDK, references are now
removed in the documentation.

Signed-off-by: Ciara Power <ciara.power@intel.com>
Reviewed-by: Kevin Laatz <kevin.laatz@intel.com>
---
 doc/guides/prog_guide/env_abstraction_layer.rst | 17 ++++++-----------
 doc/guides/prog_guide/graph_lib.rst             |  6 ++----
 .../prog_guide/ip_fragment_reassembly_lib.rst   |  5 -----
 doc/guides/prog_guide/kernel_nic_interface.rst  | 14 +++++++-------
 .../link_bonding_poll_mode_drv_lib.rst          | 15 ++++++++-------
 doc/guides/prog_guide/lto.rst                   | 12 +-----------
 doc/guides/prog_guide/mbuf_lib.rst              |  4 ++--
 doc/guides/prog_guide/mempool_lib.rst           |  7 +++----
 doc/guides/prog_guide/profile_app.rst           | 17 +++--------------
 doc/guides/prog_guide/qos_framework.rst         | 10 +---------
 doc/guides/prog_guide/rcu_lib.rst               |  7 +++----
 doc/guides/prog_guide/trace_lib.rst             |  3 +--
 .../prog_guide/writing_efficient_code.rst       |  3 +--
 13 files changed, 38 insertions(+), 82 deletions(-)

Comments

Ferruh Yigit Oct. 9, 2020, 12:07 p.m. UTC | #1
On 9/21/2020 2:59 PM, Ciara Power wrote:
> Make is no longer supported for compiling DPDK, references are now
> removed in the documentation.
> 
> Signed-off-by: Ciara Power <ciara.power@intel.com>
> Reviewed-by: Kevin Laatz <kevin.laatz@intel.com>
> ---
>   doc/guides/prog_guide/env_abstraction_layer.rst | 17 ++++++-----------
>   doc/guides/prog_guide/graph_lib.rst             |  6 ++----
>   .../prog_guide/ip_fragment_reassembly_lib.rst   |  5 -----
>   doc/guides/prog_guide/kernel_nic_interface.rst  | 14 +++++++-------
>   .../link_bonding_poll_mode_drv_lib.rst          | 15 ++++++++-------
>   doc/guides/prog_guide/lto.rst                   | 12 +-----------
>   doc/guides/prog_guide/mbuf_lib.rst              |  4 ++--
>   doc/guides/prog_guide/mempool_lib.rst           |  7 +++----
>   doc/guides/prog_guide/profile_app.rst           | 17 +++--------------
>   doc/guides/prog_guide/qos_framework.rst         | 10 +---------
>   doc/guides/prog_guide/rcu_lib.rst               |  7 +++----
>   doc/guides/prog_guide/trace_lib.rst             |  3 +--
>   .../prog_guide/writing_efficient_code.rst       |  3 +--
>   13 files changed, 38 insertions(+), 82 deletions(-)
> 

For kernel_nic_interface.rst,
Reviewed-by: Ferruh Yigit <ferruh.yigit@intel.com>
Ferruh Yigit Oct. 9, 2020, 12:12 p.m. UTC | #2
On 10/9/2020 1:07 PM, Ferruh Yigit wrote:
> On 9/21/2020 2:59 PM, Ciara Power wrote:
>> Make is no longer supported for compiling DPDK, references are now
>> removed in the documentation.
>>
>> Signed-off-by: Ciara Power <ciara.power@intel.com>
>> Reviewed-by: Kevin Laatz <kevin.laatz@intel.com>
>> ---
>>   doc/guides/prog_guide/env_abstraction_layer.rst | 17 ++++++-----------
>>   doc/guides/prog_guide/graph_lib.rst             |  6 ++----
>>   .../prog_guide/ip_fragment_reassembly_lib.rst   |  5 -----
>>   doc/guides/prog_guide/kernel_nic_interface.rst  | 14 +++++++-------
>>   .../link_bonding_poll_mode_drv_lib.rst          | 15 ++++++++-------
>>   doc/guides/prog_guide/lto.rst                   | 12 +-----------
>>   doc/guides/prog_guide/mbuf_lib.rst              |  4 ++--
>>   doc/guides/prog_guide/mempool_lib.rst           |  7 +++----
>>   doc/guides/prog_guide/profile_app.rst           | 17 +++--------------
>>   doc/guides/prog_guide/qos_framework.rst         | 10 +---------
>>   doc/guides/prog_guide/rcu_lib.rst               |  7 +++----
>>   doc/guides/prog_guide/trace_lib.rst             |  3 +--
>>   .../prog_guide/writing_efficient_code.rst       |  3 +--
>>   13 files changed, 38 insertions(+), 82 deletions(-)
>>
> 
> For kernel_nic_interface.rst,
> Reviewed-by: Ferruh Yigit <ferruh.yigit@intel.com>
> 

Ahh, I acked the wrong version, I will carry them to v6

Patch
diff mbox series

diff --git a/doc/guides/prog_guide/env_abstraction_layer.rst b/doc/guides/prog_guide/env_abstraction_layer.rst
index f64ae953d1..936c885081 100644
--- a/doc/guides/prog_guide/env_abstraction_layer.rst
+++ b/doc/guides/prog_guide/env_abstraction_layer.rst
@@ -201,16 +201,16 @@  each segment is strictly one physical page. It is possible to change the amount
 of virtual memory being preallocated at startup by editing the following config
 variables:
 
-* ``CONFIG_RTE_MAX_MEMSEG_LISTS`` controls how many segment lists can DPDK have
-* ``CONFIG_RTE_MAX_MEM_MB_PER_LIST`` controls how much megabytes of memory each
+* ``RTE_MAX_MEMSEG_LISTS`` controls how many segment lists can DPDK have
+* ``RTE_MAX_MEM_MB_PER_LIST`` controls how much megabytes of memory each
   segment list can address
-* ``CONFIG_RTE_MAX_MEMSEG_PER_LIST`` controls how many segments each segment can
+* ``RTE_MAX_MEMSEG_PER_LIST`` controls how many segments each segment can
   have
-* ``CONFIG_RTE_MAX_MEMSEG_PER_TYPE`` controls how many segments each memory type
+* ``RTE_MAX_MEMSEG_PER_TYPE`` controls how many segments each memory type
   can have (where "type" is defined as "page size + NUMA node" combination)
-* ``CONFIG_RTE_MAX_MEM_MB_PER_TYPE`` controls how much megabytes of memory each
+* ``RTE_MAX_MEM_MB_PER_TYPE`` controls how much megabytes of memory each
   memory type can address
-* ``CONFIG_RTE_MAX_MEM_MB`` places a global maximum on the amount of memory
+* ``RTE_MAX_MEM_MB`` places a global maximum on the amount of memory
   DPDK can reserve
 
 Normally, these options do not need to be changed.
@@ -715,11 +715,6 @@  However, they can be used in configuration code.
 Refer to the rte_malloc() function description in the *DPDK API Reference*
 manual for more information.
 
-Cookies
-~~~~~~~
-
-When CONFIG_RTE_MALLOC_DEBUG is enabled, the allocated memory contains
-overwrite protection fields to help identify buffer overflows.
 
 Alignment and NUMA Constraints
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
diff --git a/doc/guides/prog_guide/graph_lib.rst b/doc/guides/prog_guide/graph_lib.rst
index 669d77c740..c922d10f3d 100644
--- a/doc/guides/prog_guide/graph_lib.rst
+++ b/doc/guides/prog_guide/graph_lib.rst
@@ -45,13 +45,11 @@  Performance tuning parameters
 -----------------------------
 
 - Test with various burst size values (256, 128, 64, 32) using
-  CONFIG_RTE_GRAPH_BURST_SIZE config option.
+  RTE_GRAPH_BURST_SIZE config option.
   The testing shows, on x86 and arm64 servers, The sweet spot is 256 burst
   size. While on arm64 embedded SoCs, it is either 64 or 128.
-- Disable node statistics (using ``CONFIG_RTE_LIBRTE_GRAPH_STATS`` config option)
+- Disable node statistics (using ``RTE_LIBRTE_GRAPH_STATS`` config option)
   if not needed.
-- Use arm64 optimized memory copy for arm64 architecture by
-  selecting ``CONFIG_RTE_ARCH_ARM64_MEMCPY``.
 
 Programming model
 -----------------
diff --git a/doc/guides/prog_guide/ip_fragment_reassembly_lib.rst b/doc/guides/prog_guide/ip_fragment_reassembly_lib.rst
index 6ac1bba649..314d4adbb8 100644
--- a/doc/guides/prog_guide/ip_fragment_reassembly_lib.rst
+++ b/doc/guides/prog_guide/ip_fragment_reassembly_lib.rst
@@ -103,8 +103,3 @@  Debug logging and Statistics Collection
 
 The RTE_LIBRTE_IP_FRAG_TBL_STAT config macro controls statistics collection for the Fragment Table.
 This macro is not enabled by default.
-
-The RTE_LIBRTE_IP_FRAG_DEBUG controls debug logging of IP fragments processing and reassembling.
-This macro is disabled by default.
-Note that while logging contains a lot of detailed information,
-it slows down packet processing and might cause the loss of a lot of packets.
diff --git a/doc/guides/prog_guide/kernel_nic_interface.rst b/doc/guides/prog_guide/kernel_nic_interface.rst
index 32d09ccf82..de5d75bd4c 100644
--- a/doc/guides/prog_guide/kernel_nic_interface.rst
+++ b/doc/guides/prog_guide/kernel_nic_interface.rst
@@ -65,7 +65,7 @@  disabled, and the default carrier state of KNI interfaces is set to *off*.
 
 .. code-block:: console
 
-    # insmod kmod/rte_kni.ko
+    # insmod <build_dir>/kernel/linux/kni/rte_kni.ko
 
 .. _kni_loopback_mode:
 
@@ -77,14 +77,14 @@  by specifying the ``lo_mode`` parameter:
 
 .. code-block:: console
 
-    # insmod kmod/rte_kni.ko lo_mode=lo_mode_fifo
+    # insmod <build_dir>/kernel/linux/kni/rte_kni.ko lo_mode=lo_mode_fifo
 
 The ``lo_mode_fifo`` loopback option will loop back ring enqueue/dequeue
 operations in kernel space.
 
 .. code-block:: console
 
-    # insmod kmod/rte_kni.ko lo_mode=lo_mode_fifo_skb
+    # insmod <build_dir>/kernel/linux/kni/rte_kni.ko lo_mode=lo_mode_fifo_skb
 
 The ``lo_mode_fifo_skb`` loopback option will loop back ring enqueue/dequeue
 operations and sk buffer copies in kernel space.
@@ -105,7 +105,7 @@  Single kernel thread mode is enabled as follows:
 
 .. code-block:: console
 
-    # insmod kmod/rte_kni.ko kthread_mode=single
+    # insmod <build_dir>/kernel/linux/kni/rte_kni.ko kthread_mode=single
 
 This mode will create only one kernel thread for all KNI interfaces to
 receive data on the kernel side.  By default, this kernel thread is not
@@ -122,7 +122,7 @@  kernel thread mode is enabled as follows:
 
 .. code-block:: console
 
-    # insmod kmod/rte_kni.ko kthread_mode=multiple
+    # insmod <build_dir>/kernel/linux/kni/rte_kni.ko kthread_mode=multiple
 
 This mode will create a separate kernel thread for each KNI interface to
 receive data on the kernel side.  The core affinity of each ``kni_thread``
@@ -163,13 +163,13 @@  To set the default carrier state to *on*:
 
 .. code-block:: console
 
-    # insmod kmod/rte_kni.ko carrier=on
+    # insmod <build_dir>/kernel/linux/kni/rte_kni.ko carrier=on
 
 To set the default carrier state to *off*:
 
 .. code-block:: console
 
-    # insmod kmod/rte_kni.ko carrier=off
+    # insmod <build_dir>/kernel/linux/kni/rte_kni.ko carrier=off
 
 If the ``carrier`` parameter is not specified, the default carrier state
 of KNI interfaces will be set to *off*.
diff --git a/doc/guides/prog_guide/link_bonding_poll_mode_drv_lib.rst b/doc/guides/prog_guide/link_bonding_poll_mode_drv_lib.rst
index 2459fd243e..244dca56c4 100644
--- a/doc/guides/prog_guide/link_bonding_poll_mode_drv_lib.rst
+++ b/doc/guides/prog_guide/link_bonding_poll_mode_drv_lib.rst
@@ -28,8 +28,9 @@  bonded device and its slave devices.
 .. note::
 
     The Link Bonding PMD Library is enabled by default in the build
-    configuration files, the library can be disabled by setting
-    ``CONFIG_RTE_LIBRTE_PMD_BOND=n`` and recompiling the DPDK.
+    configuration, the library can be disabled using the meson option
+    "-Ddisable_drivers=net/bond".
+
 
 Link Bonding Modes Overview
 ---------------------------
@@ -377,7 +378,7 @@  Device names and bonding options must be separated by commas as shown below:
 
 .. code-block:: console
 
-    $RTE_TARGET/app/testpmd -l 0-3 -n 4 --vdev 'net_bonding0,bond_opt0=..,bond opt1=..'--vdev 'net_bonding1,bond _opt0=..,bond_opt1=..'
+    ./<build_dir>/app/dpdk-testpmd -l 0-3 -n 4 --vdev 'net_bonding0,bond_opt0=..,bond opt1=..'--vdev 'net_bonding1,bond _opt0=..,bond_opt1=..'
 
 Link Bonding EAL Options
 ^^^^^^^^^^^^^^^^^^^^^^^^
@@ -477,22 +478,22 @@  Create a bonded device in round robin mode with two slaves specified by their PC
 
 .. code-block:: console
 
-    $RTE_TARGET/app/testpmd -l 0-3 -n 4 --vdev 'net_bonding0,mode=0,slave=0000:0a:00.01,slave=0000:04:00.00' -- --port-topology=chained
+    ./<build_dir>/app/dpdk-testpmd -l 0-3 -n 4 --vdev 'net_bonding0,mode=0,slave=0000:0a:00.01,slave=0000:04:00.00' -- --port-topology=chained
 
 Create a bonded device in round robin mode with two slaves specified by their PCI address and an overriding MAC address:
 
 .. code-block:: console
 
-    $RTE_TARGET/app/testpmd -l 0-3 -n 4 --vdev 'net_bonding0,mode=0,slave=0000:0a:00.01,slave=0000:04:00.00,mac=00:1e:67:1d:fd:1d' -- --port-topology=chained
+    ./<build_dir>/app/dpdk-testpmd -l 0-3 -n 4 --vdev 'net_bonding0,mode=0,slave=0000:0a:00.01,slave=0000:04:00.00,mac=00:1e:67:1d:fd:1d' -- --port-topology=chained
 
 Create a bonded device in active backup mode with two slaves specified, and a primary slave specified by their PCI addresses:
 
 .. code-block:: console
 
-    $RTE_TARGET/app/testpmd -l 0-3 -n 4 --vdev 'net_bonding0,mode=1,slave=0000:0a:00.01,slave=0000:04:00.00,primary=0000:0a:00.01' -- --port-topology=chained
+    ./<build_dir>/app/dpdk-testpmd -l 0-3 -n 4 --vdev 'net_bonding0,mode=1,slave=0000:0a:00.01,slave=0000:04:00.00,primary=0000:0a:00.01' -- --port-topology=chained
 
 Create a bonded device in balance mode with two slaves specified by their PCI addresses, and a transmission policy of layer 3 + 4 forwarding:
 
 .. code-block:: console
 
-    $RTE_TARGET/app/testpmd -l 0-3 -n 4 --vdev 'net_bonding0,mode=2,slave=0000:0a:00.01,slave=0000:04:00.00,xmit_policy=l34' -- --port-topology=chained
+    ./<build_dir>/app/dpdk-testpmd -l 0-3 -n 4 --vdev 'net_bonding0,mode=2,slave=0000:0a:00.01,slave=0000:04:00.00,xmit_policy=l34' -- --port-topology=chained
diff --git a/doc/guides/prog_guide/lto.rst b/doc/guides/prog_guide/lto.rst
index 277a6f1090..f79c449598 100644
--- a/doc/guides/prog_guide/lto.rst
+++ b/doc/guides/prog_guide/lto.rst
@@ -26,17 +26,7 @@  need to explicitly initialize variable in order to silence the compiler.
 Please note that turning LTO on causes considerable extension of
 build time.
 
-When using make based build, link time optimization can be enabled for
-the whole DPDK by setting:
-
-.. code-block:: console
-
-    CONFIG_RTE_ENABLE_LTO=y
-
-in config file.
-
-For the meson based build it can be enabled by setting meson built-in
-'b_lto' option:
+Link time optimization can be enabled by setting meson built-in 'b_lto' option:
 
 .. code-block:: console
 
diff --git a/doc/guides/prog_guide/mbuf_lib.rst b/doc/guides/prog_guide/mbuf_lib.rst
index c3dbfb9221..2f190b40e4 100644
--- a/doc/guides/prog_guide/mbuf_lib.rst
+++ b/doc/guides/prog_guide/mbuf_lib.rst
@@ -266,8 +266,8 @@  can be found in several of the sample applications, for example, the IPv4 Multic
 Debug
 -----
 
-In debug mode (CONFIG_RTE_MBUF_DEBUG is enabled),
-the functions of the mbuf library perform sanity checks before any operation (such as, buffer corruption, bad type, and so on).
+In debug mode, the functions of the mbuf library perform sanity checks before any operation (such as, buffer corruption,
+bad type, and so on).
 
 Use Cases
 ---------
diff --git a/doc/guides/prog_guide/mempool_lib.rst b/doc/guides/prog_guide/mempool_lib.rst
index e3e1f940be..f0bdcd3be1 100644
--- a/doc/guides/prog_guide/mempool_lib.rst
+++ b/doc/guides/prog_guide/mempool_lib.rst
@@ -17,14 +17,13 @@  This library is used by the :ref:`Mbuf Library <Mbuf_Library>`.
 Cookies
 -------
 
-In debug mode (CONFIG_RTE_LIBRTE_MEMPOOL_DEBUG is enabled), cookies are added at the beginning and end of allocated blocks.
+In debug mode, cookies are added at the beginning and end of allocated blocks.
 The allocated objects then contain overwrite protection fields to help debugging buffer overflows.
 
 Stats
 -----
 
-In debug mode (CONFIG_RTE_LIBRTE_MEMPOOL_DEBUG is enabled),
-statistics about get from/put in the pool are stored in the mempool structure.
+In debug mode, statistics about get from/put in the pool are stored in the mempool structure.
 Statistics are per-lcore to avoid concurrent access to statistics counters.
 
 Memory Alignment Constraints on x86 architecture
@@ -90,7 +89,7 @@  the speed at which a core can access its own cache for a specific memory pool wi
 The cache is composed of a small, per-core table of pointers and its length (used as a stack).
 This internal cache can be enabled or disabled at creation of the pool.
 
-The maximum size of the cache is static and is defined at compilation time (CONFIG_RTE_MEMPOOL_CACHE_MAX_SIZE).
+The maximum size of the cache is static and is defined at compilation time (RTE_MEMPOOL_CACHE_MAX_SIZE).
 
 :numref:`figure_mempool` shows a cache in operation.
 
diff --git a/doc/guides/prog_guide/profile_app.rst b/doc/guides/prog_guide/profile_app.rst
index e5d0e9079e..7093681983 100644
--- a/doc/guides/prog_guide/profile_app.rst
+++ b/doc/guides/prog_guide/profile_app.rst
@@ -33,14 +33,6 @@  Refer to the
 for details about application profiling.
 
 
-Profiling with VTune
-~~~~~~~~~~~~~~~~~~~~
-
-To allow VTune attaching to the DPDK application, reconfigure and recompile
-the DPDK with ``CONFIG_RTE_ETHDEV_RXTX_CALLBACKS`` and
-``CONFIG_RTE_ETHDEV_PROFILE_WITH_VTUNE`` enabled.
-
-
 Profiling on ARM64
 ------------------
 
@@ -76,8 +68,7 @@  cycle counter for user space access by configuring the PMU from the privileged
 mode (kernel space).
 
 By default the ``rte_rdtsc()`` implementation uses a portable ``cntvct_el0``
-scheme.  Application can choose the PMU based implementation with
-``CONFIG_RTE_ARM_EAL_RDTSC_USE_PMU``.
+scheme.
 
 The example below shows the steps to configure the PMU based cycle counter on
 an ARMv8 machine.
@@ -88,10 +79,8 @@  an ARMv8 machine.
     cd armv8_pmu_cycle_counter_el0
     make
     sudo insmod pmu_el0_cycle_counter.ko
-    cd $DPDK_DIR
-    make config T=arm64-armv8a-linux-gcc
-    echo "CONFIG_RTE_ARM_EAL_RDTSC_USE_PMU=y" >> build/.config
-    make
+
+Please refer to :doc:`../linux_gsg/build_dpdk` for details on compiling DPDK with meson.
 
 .. warning::
 
diff --git a/doc/guides/prog_guide/qos_framework.rst b/doc/guides/prog_guide/qos_framework.rst
index a159709450..4e4ea33ccb 100644
--- a/doc/guides/prog_guide/qos_framework.rst
+++ b/doc/guides/prog_guide/qos_framework.rst
@@ -1525,15 +1525,7 @@  Integration with the DPDK QoS Scheduler
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
 RED functionality in the DPDK QoS scheduler is disabled by default.
-To enable it, use the DPDK configuration parameter:
-
-::
-
-    CONFIG_RTE_SCHED_RED=y
-
-This parameter must be set to y.
-The parameter is found in the build configuration files in the DPDK/config directory,
-for example, DPDK/config/common_linux.
+The parameter is found in the build configuration files in the DPDK/config directory.
 RED configuration parameters are specified in the rte_red_params structure within the rte_sched_port_params structure
 that is passed to the scheduler on initialization.
 RED parameters are specified separately for four traffic classes and three packet colors (green, yellow and red)
diff --git a/doc/guides/prog_guide/rcu_lib.rst b/doc/guides/prog_guide/rcu_lib.rst
index d142d0c79d..d0aef3bc16 100644
--- a/doc/guides/prog_guide/rcu_lib.rst
+++ b/doc/guides/prog_guide/rcu_lib.rst
@@ -186,10 +186,9 @@  they entered a quiescent state. This API checks if a writer has triggered a
 quiescent state query and update the state accordingly.
 
 The ``rte_rcu_qsbr_lock()`` and ``rte_rcu_qsbr_unlock()`` are empty functions.
-However, when ``CONFIG_RTE_LIBRTE_RCU_DEBUG`` is enabled, these APIs aid
-in debugging issues. One can mark the access to shared data structures on the
-reader side using these APIs. The ``rte_rcu_qsbr_quiescent()`` will check if
-all the locks are unlocked.
+However, these APIs can aid in debugging issues. One can mark the access to
+shared data structures on the reader side using these APIs. The
+``rte_rcu_qsbr_quiescent()`` will check if all the locks are unlocked.
 
 Resource reclamation framework for DPDK
 ---------------------------------------
diff --git a/doc/guides/prog_guide/trace_lib.rst b/doc/guides/prog_guide/trace_lib.rst
index 9bbfd165d8..fbadf9fde9 100644
--- a/doc/guides/prog_guide/trace_lib.rst
+++ b/doc/guides/prog_guide/trace_lib.rst
@@ -135,8 +135,7 @@  In order to avoid performance impact in fast path code, the library introduced
 the user must use ``RTE_TRACE_POINT_FP`` instead of ``RTE_TRACE_POINT``.
 
 ``RTE_TRACE_POINT_FP`` is compiled out by default and it can be enabled using
-``CONFIG_RTE_ENABLE_TRACE_FP`` configuration parameter.
-The ``enable_trace_fp`` option shall be used for the same for meson build.
+the ``enable_trace_fp`` option for meson build.
 
 Event record mode
 -----------------
diff --git a/doc/guides/prog_guide/writing_efficient_code.rst b/doc/guides/prog_guide/writing_efficient_code.rst
index 2639ef7bf6..db2f1ddbc2 100644
--- a/doc/guides/prog_guide/writing_efficient_code.rst
+++ b/doc/guides/prog_guide/writing_efficient_code.rst
@@ -258,8 +258,7 @@  For instance:
 Setting the Target CPU Type
 ---------------------------
 
-The DPDK supports CPU microarchitecture-specific optimizations by means of CONFIG_RTE_MACHINE option
-in the DPDK configuration file.
+The DPDK supports CPU microarchitecture-specific optimizations by means of RTE_MACHINE option.
 The degree of optimization depends on the compiler's ability to optimize for a specific microarchitecture,
 therefore it is preferable to use the latest compiler versions whenever possible.