Hi, > -----Original Message----- > From: Bing Zhao <bi...@mellanox.com> > Sent: Wednesday, April 22, 2020 6:27 PM > To: john.mcnam...@intel.com; marko.kovace...@intel.com; Slava Ovsiienko > <viachesl...@mellanox.com>; Ori Kam <or...@mellanox.com>; Matan > Azrad <ma...@mellanox.com> > Cc: Shahaf Shuler <shah...@mellanox.com>; Raslan Darawsheh > <rasl...@mellanox.com>; dev@dpdk.org; Thomas Monjalon > <tho...@monjalon.net> > Subject: [PATCH v5] doc: update flow non-cached mode notes > > This patch updates the MLX5 PMD and release notes documentations. > Adding the notes of the behavior change that rte flows organization > is switched into non-cached mode for applications. > > Signed-off-by: Bing Zhao <bi...@mellanox.com> > Acked-by: Ori Kam <or...@mellanox.com> > --- > v2: update the description in release notes. > v3: update the notes of rte_flow for application. > v4: update the descriptions. > v5: update the format of lines splitting. > --- > doc/guides/nics/mlx5.rst | 14 ++++++++++++++ > doc/guides/rel_notes/release_20_05.rst | 1 + > 2 files changed, 15 insertions(+) > > diff --git a/doc/guides/nics/mlx5.rst b/doc/guides/nics/mlx5.rst > index 759d0ac..fd5b697 100644 > --- a/doc/guides/nics/mlx5.rst > +++ b/doc/guides/nics/mlx5.rst > @@ -1290,6 +1290,7 @@ Supported hardware offloads > > Notes for metadata > ------------------ > + > MARK and META items are interrelated with datapath - they might move > from/to > the applications in mbuf fields. Hence, zero value for these items has the > special meaning - it means "no metadata are provided", not zero values are > @@ -1300,6 +1301,19 @@ set, and we should allow to specify zero values as > rte_flow parameters for the > META and MARK items and actions. In the same time zero mask has no > meaning and > should be rejected on validation stage. > > +Notes for rte_flow > +------------------ > + > +Flows are not cached in the driver. > +When stopping a device port, all the flows created on this port from the > +application will be flushed automatically in the background. > +After stopping the device port, all flows on this port become invalid and > +not represented in the system. > +All references to these flows held by the application should be discarded > +directly but neither destroyed nor flushed. > + > +The application should re-create the flows as required after the port > restart. > + > Notes for testpmd > ----------------- > > diff --git a/doc/guides/rel_notes/release_20_05.rst > b/doc/guides/rel_notes/release_20_05.rst > index 8c71dc1..e91fe14 100644 > --- a/doc/guides/rel_notes/release_20_05.rst > +++ b/doc/guides/rel_notes/release_20_05.rst > @@ -79,6 +79,7 @@ New Features > * Added support for matching on IPv4 Time To Live and IPv6 Hop Limit. > * Added support for creating Relaxed Ordering Memory Regions. > * Added support for jumbo frame size (9K MTU) in Multi-Packet RQ mode. > + * Removed flow rules caching for memory saving and compliance with > ethdev API. > * Optimized the memory consumption of flow. > > * **Updated the Intel ice driver.** > -- > 1.8.3.1
Patch rebased and applied to next-net-mlx, Kindest regards, Raslan Darawsheh
