[PATCH v2 00/10] ethdev: datapath-focused flow rules management

[Ori Kam]

Hi Alex,

> -----Original Message-----
> From: Suanming Mou <suanmingm at nvidia.com>
> Subject: RE: [PATCH v2 00/10] ethdev: datapath-focused flow rules management
> 
> 
> 
> > -----Original Message-----
> > From: Alexander Kozyrev <akozyrev at nvidia.com>
> > Sent: Tuesday, January 18, 2022 11:30 PM
> > To: dev at dpdk.org
> > Cc: Ori Kam <orika at nvidia.com>; NBU-Contact-Thomas Monjalon (EXTERNAL)
> > <thomas at monjalon.net>; ivan.malov at oktetlabs.ru;
> > andrew.rybchenko at oktetlabs.ru; ferruh.yigit at intel.com;
> > mohammad.abdul.awal at intel.com; qi.z.zhang at intel.com; jerinj at marvell.com;
> > ajit.khaparde at broadcom.com
> > Subject: [PATCH v2 00/10] ethdev: datapath-focused flow rules management
> >
> > Three major changes to a generic RTE Flow API were implemented in order to
> > speed up flow rule insertion/destruction and adapt the API to the needs of a
> > datapath-focused flow rules management applications:
> >
> > 1. Pre-configuration hints.
> > Application may give us some hints on what type of resources are needed.
> > Introduce the configuration routine to prepare all the needed resources inside a
> > PMD/HW before any flow rules are created at the init stage.
> >
> > 2. Flow grouping using templates.
> > Use the knowledge about which flow rules are to be used in an application and
> > prepare item and action templates for them in advance. Group flow rules with
> > common patterns and actions together for better resource management.
> >
> > 3. Queue-based flow management.
> > Perform flow rule insertion/destruction asynchronously to spare the datapath
> > from blocking on RTE Flow API and allow it to continue with packet processing.
> > Enqueue flow rules operations and poll for the results later.
> >
> > testpmd examples are part of the patch series. PMD changes will follow.
> >
> > RFC:
> > https://patchwork.dpdk.org/project/dpdk/cover/20211006044835.3936226-1-
> > akozyrev at nvidia.com/
> >
> > Signed-off-by: Alexander Kozyrev <akozyrev at nvidia.com>
> Reviewed-by: Suanming Mou <suanmingm at nvidia.com>
> >
> > ---
> > v2: fixed patch series thread
> >
> > Alexander Kozyrev (10):
> >   ethdev: introduce flow pre-configuration hints
> >   ethdev: add flow item/action templates
> >   ethdev: bring in async queue-based flow rules operations
> >   app/testpmd: implement rte flow configure
> >   app/testpmd: implement rte flow item/action template
> >   app/testpmd: implement rte flow table
> >   app/testpmd: implement rte flow queue create flow
> >   app/testpmd: implement rte flow queue drain
> >   app/testpmd: implement rte flow queue dequeue
> >   app/testpmd: implement rte flow queue indirect action
> >
> >  app/test-pmd/cmdline_flow.c                   | 1484 ++++++++++++++++-
> >  app/test-pmd/config.c                         |  731 ++++++++
> >  app/test-pmd/testpmd.h                        |   61 +
> >  doc/guides/prog_guide/img/rte_flow_q_init.svg |   71 +
> >  .../prog_guide/img/rte_flow_q_usage.svg       |   60 +
> >  doc/guides/prog_guide/rte_flow.rst            |  319 ++++
> >  doc/guides/rel_notes/release_22_03.rst        |   19 +
> >  doc/guides/testpmd_app_ug/testpmd_funcs.rst   |  350 +++-
> >  lib/ethdev/rte_flow.c                         |  332 ++++
> >  lib/ethdev/rte_flow.h                         |  680 ++++++++
> >  lib/ethdev/rte_flow_driver.h                  |  103 ++
> >  lib/ethdev/version.map                        |   16 +
> >  12 files changed, 4203 insertions(+), 23 deletions(-)  create mode 100644
> > doc/guides/prog_guide/img/rte_flow_q_init.svg
> >  create mode 100644 doc/guides/prog_guide/img/rte_flow_q_usage.svg
> >
> > --
> > 2.18.2
Series-acked-by:  Ori Kam <orika at nvidia.com>

Thanks,
Ori