d/numam-dpdk
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

doc: update release notes for 19.08

Browse Source 
Fix grammar, spelling and formatting of DPDK 19.08 release notes.

Signed-off-by: John McNamara <john.mcnamara@intel.com>
This commit is contained in:
John McNamara 2019-07-30 14:24:27 +01:00 committed by Thomas Monjalon
parent 8ac60cac36
commit 99ad894dbd
1 changed files with 63 additions and 63 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

126
doc/guides/rel_notes/release_19_08.rst
View File

@ -58,20 +58,20 @@ New Features
* **EAL will now pick IOVA as VA mode as the default in most cases.**
Previously, preferred default IOVA mode was selected to be IOVA as PA. The
Previously, the preferred default IOVA mode was selected to be IOVA as PA. The
behavior has now been changed to handle IOVA mode detection in a more complex
manner, and will default to IOVA as VA in most cases.
* **Added MCS lock.**
MCS lock provides scalability by spinning on a CPU/thread local variable
which avoids expensive cache bouncings.
which avoids expensive cache bouncing.
It provides fairness by maintaining a list of acquirers and passing
the lock to each CPU/thread in the order they acquired the lock.
* **Updated the EAL Pseudo-random Number Generator.**
The lrand48()-based rte_rand() function is replaced with a
The ``lrand48()`` based ``rte_rand()`` function is replaced with a
DPDK-native combined Linear Feedback Shift Register (LFSR)
pseudo-random number generator (PRNG).
@ -79,33 +79,33 @@ New Features
higher-quality pseudo-random numbers (including full 64 bit
support) and improved performance.
In addition, <rte_random.h> is extended with a new function
rte_rand_max() which supplies unbiased, bounded pseudo-random
In addition, ``<rte_random.h>`` is extended with a new function
``rte_rand_max()`` which supplies unbiased, bounded pseudo-random
numbers.
* **Updated the bnxt PMD.**
* **Updated the Broadcom bnxt PMD.**
Updated the bnxt PMD. The major enhancements include:
Updated the Broadcom bnxt PMD. The major enhancements include:
* Performance optimizations in non-vector Tx path
* Added support for SSE vector mode
* Updated HWRM API to version 1.10.0.91
* Performance optimizations in non-vector Tx path.
* Added support for SSE vector mode.
* Updated HWRM API to version 1.10.0.91.
* **Added support for Broadcom NetXtreme-E BCM57500 Ethernet controllers.**
Added support to the bnxt PMD for the BCM57500 (a.k.a. "Thor") family
Added support to the Broadcom bnxt PMD for the BCM57500 (a.k.a. "Thor") family
of Ethernet controllers. These controllers support link speeds up to
200Gbps, 50G PAM-4, and PCIe 4.0.
* **Added hinic PMD.**
* **Added Huawei hinic PMD.**
Added the new ``hinic`` net driver for Huawei Intelligent PCIE Network
Adapters based on the Huawei Ethernet Controller Hi1822.
See the :doc:`../nics/hinic` guide for more details on this new driver.
* **Updated the ice driver.**
* **Updated the Intel ice driver.**
Updated ice driver with new features and improvements, including:
Updated the Intel ice driver with new features and improvements, including:
* Enabled Tx outer/inner L3/L4 checksum offload.
* Enabled generic filter framework and supported switch filter.
@ -120,8 +120,8 @@ New Features
* Added support for match on ICMP/ICMP6 code and type.
* Added support for matching on GRE's key and C,K,S present bits.
* Added support for IP-in-IP tunnel.
* Accelerate flows with count action creation and destroy.
* Accelerate flows counter query.
* Accelerated flows with count action creation and destroy.
* Accelerated flows counter query.
* Improved Tx datapath performance with enabled HW offloads.
* Added support for LRO.
@ -133,7 +133,7 @@ New Features
* **Added memif PMD.**
Added the new Shared Memory Packet Interface (``memif``) PMD.
Added a new Shared Memory Packet Interface (``memif``) PMD.
See the :doc:`../nics/memif` guide for more details on this new driver.
* **Updated the AF_XDP PMD.**
@ -141,31 +141,31 @@ New Features
Updated the AF_XDP PMD. The new features include:
* Enabled zero copy through mbuf's external memory mechanism to achieve
high performance
higher performance.
* Added multi-queue support to allow one af_xdp vdev with multiple netdev
queues
* Enabled need_wakeup feature which can provide efficient support for case
that application and driver executing on the same core.
queues.
* Enabled "need_wakeup" feature which can provide efficient support for the
usecase where the application and driver executing on the same core.
* **Enabled infinite Rx in the PCAP PMD.**
Added an infinite Rx feature which allows packets in the Rx PCAP of a PCAP
device to be received repeatedly at a high rate. This can be useful for quick
Added an infinite Rx feature to the PCAP PMD which allows packets in the Rx
PCAP to be received repeatedly at a high rate. This can be useful for quick
performance testing of DPDK apps.
* **Enabled Receiving no packet on PCAP Rx.**
* **Enabled receiving no packet in the PCAP PMD.**
Added function to allow users to run without receiving any packets on PCAP Rx.
When function is called, a dummy queue is created for each Tx queue argument
passed.
Added function to allow users to run the PCAP PMD without receiving any
packets on PCAP Rx. When the function is called, a dummy queue is created
for each Tx queue argument passed.
* **Added a FPGA_LTE_FEC bbdev PMD.**
Added the new ``fpga_lte_fec`` bbdev driver for the Intel® FPGA PAC
Added a new ``fpga_lte_fec`` bbdev driver for the Intel\ |reg| FPGA PAC
(Programmable Acceleration Card) N3000. See the
:doc:`../bbdevs/fpga_lte_fec` BBDEV guide for more details on this new driver.
* **Updated TURBO_SW bbdev PMD.**
* **Updated the TURBO_SW bbdev PMD.**
Updated the ``turbo_sw`` bbdev driver with changes including:
@ -173,17 +173,17 @@ New Features
SDK libraries.
* Added support for 5GNR encode/decode operations.
* **Updated the QuickAssist Technology (QAT) symmetric crypto PMD.**
* **Updated the Intel QuickAssist Technology (QAT) symmetric crypto PMD.**
Added support for digest-encrypted cases where digest is appended
to the data.
* **Added Intel QuickData Technology PMD**
* **Added the Intel QuickData Technology PMD.**
The PMD for Intel\ |reg| QuickData Technology, part of
Added a PMD for the Intel\ |reg| QuickData Technology, part of
Intel\ |reg| I/O Acceleration Technology `(Intel I/OAT)
<https://www.intel.com/content/www/us/en/wireless-network/accel-technology.html>`_,
allows data copies to be done by hardware instead
which allows data copies to be done by hardware instead
of via software, reducing cycles spent copying large blocks of data in
applications.
@ -191,25 +191,25 @@ New Features
Added the new ``ethdev``, ``eventdev``, ``mempool``, ``eventdev Rx adapter``,
``eventdev Tx adapter``, ``eventdev Timer adapter`` and ``rawdev DMA``
drivers for various HW coprocessors available in ``OCTEON TX2`` SoC.
drivers for various HW co-processors available in ``OCTEON TX2`` SoC.
See :doc:`../platform/octeontx2` and driver informations:
See :doc:`../platform/octeontx2` and driver information:
* :doc:`../nics/octeontx2`
* :doc:`../mempool/octeontx2`
* :doc:`../eventdevs/octeontx2`
* :doc:`../rawdevs/octeontx2_dma`
* **Introduced NTB PMD.**
* **Introduced the Intel NTB PMD.**
Added a PMD for Intel NTB (Non-transparent Bridge). This PMD implemented
handshake between two separate hosts and can share local memory for peer
Added a PMD for Intel NTB (Non-transparent Bridge). This PMD implements
a handshake between two separate hosts and can share local memory for peer
host to directly access.
* **Updated IPSec library and IPsec Security Gateway application.**
* **Updated the IPSec library and IPsec Security Gateway application.**
Added the following features to ``librte_ipsec``. Corresponding changes are
also added in ``ipsec-secgw`` sample application.
also added in the ``ipsec-secgw`` sample application.
* ECN and DSCP field header reconstruction as per RFC4301.
* Transport mode with IPv6 extension headers.
@ -222,8 +222,8 @@ New Features
* **Added new telemetry mode for l3fwd-power application.**
Added telemetry mode to l3fwd-power application to report
application level busyness, empty and full polls of rte_eth_rx_burst().
Added a telemetry mode to the ``l3fwd-power`` application to report
application level busyness, empty and full polls of ``rte_eth_rx_burst()``.
* **Updated the pdump application.**
@ -231,7 +231,7 @@ New Features
* **Updated test-compress-perf tool application.**
Added multiple cores feature to compression perf tool application.
Added a multiple cores feature to the compression perf tool application.
Removed Items
@ -246,7 +246,7 @@ Removed Items
Also, make sure to start the actual text at the margin.
=========================================================
* Removed KNI ethtool, CONFIG_RTE_KNI_KMOD_ETHTOOL, support.
* Removed KNI ethtool, ``CONFIG_RTE_KNI_KMOD_ETHTOOL``, support.
* build: armv8 crypto extension is disabled.
@ -266,17 +266,17 @@ API Changes
Also, make sure to start the actual text at the margin.
=========================================================
* The ``rte_mem_config`` structure has been made private. The new accessor
* The ``rte_mem_config`` structure has been made private. New accessor
``rte_mcfg_*`` functions were introduced to provide replacement for direct
access to the shared mem config.
* The network structures, definitions and functions have
been prefixed by ``rte_`` to resolve conflicts with libc headers.
* malloc: The function ``rte_malloc_set_limit`` was never implemented
is deprecated and will be removed in a future release.
* malloc: The function ``rte_malloc_set_limit()`` was never implemented.
It is deprecated and will be removed in a future release.
* cryptodev: the ``uint8_t *data`` member of ``key`` structure in the xforms
* cryptodev: the ``uint8_t *data`` member of the ``key`` structure in the xforms
structure (``rte_crypto_cipher_xform``, ``rte_crypto_auth_xform``, and
``rte_crypto_aead_xform``) have been changed to ``const uint8_t *data``.
@ -287,8 +287,8 @@ API Changes
announced at least one release before the ABI change is made. There are no
ABI breaking changes planned.
* ip_frag: IP fragmentation library converts input mbuf into fragments
using input MTU size via ``rte_ipv4_fragment_packet`` interface.
* ip_frag: The IP fragmentation library converts input mbuf into fragments
using input MTU size via the ``rte_ipv4_fragment_packet()`` interface.
Once fragmentation is done, each ``mbuf->ol_flags`` are set to enable IP
checksum H/W offload irrespective of the platform capability.
Cleared IP checksum H/W offload flag from the library. The application must
@ -296,7 +296,7 @@ API Changes
use it.
* ip_frag: IP reassembly library converts the list of fragments into a
reassembled packet via ``rte_ipv4_frag_reassemble_packet`` interface.
reassembled packet via ``rte_ipv4_frag_reassemble_packet()`` interface.
Once reassembly is done, ``mbuf->ol_flags`` are set to enable IP checksum H/W
offload irrespective of the platform capability. Cleared IP checksum H/W
offload flag from the library. The application must set this flag if it is
@ -305,10 +305,11 @@ API Changes
* sched: Macros ``RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS`` and
``RTE_SCHED_PIPE_PROFILES_PER_PORT`` are removed for flexible configuration
of pipe traffic classes and their queues size, and for runtime configuration
of maximum number of pipe profiles, respectively. In addtion, wrr_weights
field of struct ``rte_sched_pipe_params`` is modifed to be used only for
best-effort tc, and qsize field of struct ``rte_sched_port_params`` is
changed to allow different size of the each queue.
of the maximum number of pipe profiles, respectively. In addition, the
``wrr_weights`` field of struct ``rte_sched_pipe_params`` is modified to be
used only for best-effort tc, and the ``qsize`` field of struct
``rte_sched_port_params`` is changed to allow different sizes for each
queue.
ABI Changes
@ -342,14 +343,14 @@ ABI Changes
disable features supported by the crypto device. Only the following features
would be allowed to be disabled this way,
- ``RTE_CRYPTODEV_FF_SYMMETRIC_CRYPTO``
- ``RTE_CRYPTODEV_FF_ASYMMETRIC_CRYPTO``
- ``RTE_CRYPTODEV_FF_SECURITY``
- ``RTE_CRYPTODEV_FF_SYMMETRIC_CRYPTO``.
- ``RTE_CRYPTODEV_FF_ASYMMETRIC_CRYPTO``.
- ``RTE_CRYPTODEV_FF_SECURITY``.
Disabling unused features would facilitate efficient usage of HW/SW offload.
* bbdev: New operations and parameters added to support new 5GNR operations.
The bbdev ABI is still kept experimental.
* bbdev: New operations and parameters have been added to support new 5GNR
operations. The bbdev ABI is still kept experimental.
* rawdev: The driver names have been changed to ``librte_rawdev_*``.
Now they all have the same prefix, and same name with make and meson builds.
@ -447,11 +448,11 @@ Known Issues
Also, make sure to start the actual text at the margin.
=========================================================
* **Unsuitable IOVA mode may be picked as the default**
* **Unsuitable IOVA mode may be picked as the default.**
Not all kernel drivers and not all devices support all IOVA modes. EAL will
attempt to pick a reasonable default based on a number of factors, but
there may be cases where the default may be unsuitable.
there may be cases where the default is unsuitable.
It is recommended to use the `--iova-mode` command-line parameter if the
default is not suitable.
@ -558,4 +559,3 @@ Tested Platforms
* Firmware version: 3.25, 0x800006eb
* Device id (pf): 8086:1533
* Driver version: 5.4.0-k(igb)