X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=doc%2Fguides%2Frel_notes%2Frelease_19_11.rst;h=21dc3d2c2562361bd2b35ef21a335244fe4a6ab7;hb=9bf26e1318e3cd7a04115c8201255505e90cab83;hp=148b635d2f261eb8d3e02c97e62720952cb5df95;hpb=46971b273ec7f469ca67a865453e1dd36274c5e1;p=dpdk.git diff --git a/doc/guides/rel_notes/release_19_11.rst b/doc/guides/rel_notes/release_19_11.rst index 148b635d2f..21dc3d2c25 100644 --- a/doc/guides/rel_notes/release_19_11.rst +++ b/doc/guides/rel_notes/release_19_11.rst @@ -65,6 +65,11 @@ New Features The lock-free stack implementation is enabled for aarch64 platforms. +* **Changed mempool allocation behaviour.** + + Objects are no longer across pages by default. + It may consume more memory when using small memory pages. + * **Added support of dynamic fields and flags in mbuf.** This new feature adds the ability to dynamically register some room @@ -72,6 +77,23 @@ New Features for specific offload features, where adding a static field or flag in the mbuf is not justified. +* **Added hairpin queue.** + + On supported NICs, we can now setup haipin queue which will offload packets + from the wire, backto the wire. + +* **Added flow tag in rte_flow.** + + SET_TAG action and TAG item have been added to support transient flow tag. + +* **Extended metadata support in rte_flow.** + + Flow metadata is extended to both Rx and Tx. + + * Tx metadata can also be set by SET_META action of rte_flow. + * Rx metadata is delivered to host via a dynamic field of ``rte_mbuf`` with + PKT_RX_DYNF_METADATA. + * **Updated the enic driver.** * Added support for Geneve with options offload. @@ -114,8 +136,6 @@ New Features ``rte_eth_tx_burst_mode_get`` that allow an application to retrieve the mode information about RX/TX packet burst such as Scalar or Vector, and Vector technology like AVX2. - Another new function ``rte_eth_burst_mode_option_name`` is - provided for burst mode options stringification. * **Updated the Intel ice driver.** @@ -156,6 +176,7 @@ New Features * Added support for VLAN set PCP offload command. * Added support for VLAN set VID offload command. * Added support for matching on packets withe Geneve tunnel header. + * Added hairpin support. * **Updated the AF_XDP PMD.** @@ -212,9 +233,13 @@ New Features * **Updated the IPSec library.** - Added SA Database API to ``librte_ipsec``. A new test-sad application is also - introduced to evaluate and perform custom functional and performance tests - for IPsec SAD implementation. + * Added SA Database API to ``librte_ipsec``. A new test-sad application is also + introduced to evaluate and perform custom functional and performance tests + for IPsec SAD implementation. + + * Support fragmented packets in inline crypto processing mode with fallback + ``lookaside-none`` session. Corresponding changes are also added in IPsec + Security Gateway application. * **Introduced FIFO for NTB PMD.** @@ -226,11 +251,32 @@ New Features Added eBPF JIT support for arm64 architecture to improve the eBPF program performance. +* **Added RIB and FIB (Routing/Forwarding Information Base) libraries.** + + RIB and FIB can replace the LPM (Longest Prefix Match) library + with better control plane (RIB) performance. + The data plane (FIB) can be extended with new algorithms. + * **Updated testpmd.** * Added a console command to testpmd app, ``show port (port_id) ptypes`` which gives ability to print port supported ptypes in different protocol layers. +* **Added new example l2fwd-event application.** + + Added an example application `l2fwd-event` that adds event device support to + traditional l2fwd example. It demonstrates usage of poll and event mode IO + mechanism under a single application. + +* **Added build support for Link Time Optimization.** + + LTO is an optimization technique used by the compiler to perform whole + program analysis and optimization at link time. In order to do that + compilers store their internal representation of the source code that + the linker uses at the final stage of compilation process. + + See :doc:`../prog_guide/lto` for more information: + Removed Items ------------- @@ -262,9 +308,14 @@ Removed Items * Exception Path * L3 Forwarding in a Virtualization Environment + * Load Balancer + * Netmap Compatibility * Quota and Watermark * vhost-scsi +* Removed arm64-dpaa2-* build config. arm64-dpaa-* can now build for both + dpaa and dpaa2 platforms. + API Changes ----------- @@ -281,6 +332,31 @@ API Changes Also, make sure to start the actual text at the margin. ========================================================= +* eal: made the ``lcore_config`` struct and global symbol private. + +* eal: removed the ``rte_cpu_check_supported`` function, replaced by + ``rte_cpu_is_supported`` since dpdk v17.08. + +* eal: removed the ``rte_malloc_virt2phy`` function, replaced by + ``rte_malloc_virt2iova`` since v17.11. + +* eal: made the ``rte_config`` struct and ``rte_eal_get_configuration`` + function private. + +* mem: hid the internal ``malloc_heap`` structure and the + ``rte_malloc_heap.h`` header. + +* vfio: removed ``rte_vfio_dma_map`` and ``rte_vfio_dma_unmap`` that have + been marked as deprecated in release 19.05. + ``rte_vfio_container_dma_map`` and ``rte_vfio_container_dma_unmap`` can + be used as substitutes. + +* pci: removed the following functions deprecated since dpdk v17.11: + + - ``eal_parse_pci_BDF`` replaced by ``rte_pci_addr_parse`` + - ``eal_parse_pci_DomBDF`` replaced by ``rte_pci_addr_parse`` + - ``rte_eal_compare_pci_addr`` replaced by ``rte_pci_addr_cmp`` + * The network structure ``esp_tail`` has been prefixed by ``rte_``. * The network definitions of PPPoE ethertypes have been prefixed by ``RTE_``. @@ -311,6 +387,21 @@ API Changes * ethdev: changed ``rte_eth_dev_owner_delete`` return value from ``void`` to ``int`` to provide a way to report various error conditions. +* ethdev: The deprecated function ``rte_eth_dev_count`` was removed. + The function ``rte_eth_dev_count_avail`` is a drop-in replacement. + If the intent is to iterate over ports, ``RTE_ETH_FOREACH_*`` macros + are better port iterators. + +* ethdev: RTE_FLOW_ITEM_TYPE_META data endianness altered to host one. + Due to the new dynamic metadata field in mbuf is host-endian either, there + is the minor compatibility issue for applications in case of 32-bit values + supported. + +* ethdev: the tx_metadata mbuf field is moved to dymanic one. + PKT_TX_METADATA flag is replaced with PKT_TX_DYNF_METADATA. + DEV_TX_OFFLOAD_MATCH_METADATA offload flag is removed, now metadata + support in PMD is engaged on dynamic field registration. + * event: The function ``rte_event_eth_tx_adapter_enqueue`` takes an additional input as ``flags``. Flag ``RTE_EVENT_ETH_TX_ADAPTER_ENQUEUE_SAME_DEST`` which has been introduced in this release is used when used when all the packets @@ -337,6 +428,20 @@ ABI Changes Also, make sure to start the actual text at the margin. ========================================================= +* net: The Ethernet address and other header definitions have changed + attributes. They have been modified to be aligned on 2-byte boundaries. + These changes should not impact normal usage because drivers naturally + align the Ethernet header on receive and all known encapsulations + preserve the alignment of the header. + +* security: The field ``replay_win_sz`` has been moved from ipsec library + based ``rte_ipsec_sa_prm`` structure to security library based structure + ``rte_security_ipsec_xform``, which specify the Anti replay window size + to enable sequence replay attack handling. + +* ipsec: The field ``replay_win_sz`` has been removed from the structure + ``rte_ipsec_sa_prm`` as it has been added to the security library. + Shared Library Versions ----------------------- @@ -370,16 +475,17 @@ The libraries prepended with a plus sign were incremented in this version. librte_compressdev.so.1 librte_cryptodev.so.8 librte_distributor.so.1 - librte_eal.so.11 + + librte_eal.so.12 librte_efd.so.1 + librte_ethdev.so.13 + librte_eventdev.so.8 + + librte_fib.so.1 librte_flow_classify.so.1 librte_gro.so.1 librte_gso.so.1 librte_hash.so.2 librte_ip_frag.so.1 - librte_ipsec.so.1 + + librte_ipsec.so.2 librte_jobstats.so.1 librte_kni.so.2 librte_kvargs.so.1 @@ -391,7 +497,7 @@ The libraries prepended with a plus sign were incremented in this version. librte_meter.so.3 librte_metrics.so.1 librte_net.so.1 - librte_pci.so.1 + + librte_pci.so.2 librte_pdump.so.3 librte_pipeline.so.3 librte_pmd_bnxt.so.2 @@ -405,11 +511,12 @@ The libraries prepended with a plus sign were incremented in this version. librte_port.so.3 librte_power.so.1 librte_rawdev.so.1 + + librte_rib.so.1 librte_rcu.so.1 librte_reorder.so.1 librte_ring.so.2 + librte_sched.so.4 - librte_security.so.2 + + librte_security.so.3 librte_stack.so.1 librte_table.so.3 librte_timer.so.1