doc: announce removal of vhost zero-copy dequeue

Vhost-user dequeue zero-copy support will be removed in
20.11. The only known user is OVS where the feature is
still experimental, and has not received any update for
several years. This feature faces reliability issues and
is often conflicting with new features being implemented.

Signed-off-by: Maxime Coquelin <maxime.coquelin@redhat.com>
Acked-by: Chenbo Xia <chenbo.xia@intel.com>
Acked-by: Ian Stokes <ian.stokes@intel.com>
Acked-by: Ciara Loftus <ciara.loftus@intel.com>
Acked-by: Aaron Conole <aconole@redhat.com>
This commit is contained in:
Maxime Coquelin 2020-08-03 16:55:38 +02:00 committed by Thomas Monjalon
parent 71668aba90
commit d21003c9da

View file

@ -252,6 +252,12 @@ Deprecation Notices
* pmd_dpaa: The API ``rte_pmd_dpaa_set_tx_loopback`` will have extended
``port_id`` definition from ``uint8_t`` to ``uint16_t``.
* vhost: Vhost-user dequeue zero-copy support will be removed in 20.11.
The only known user is OVS where the feature is still experimental,
and has not received any update for 2.5 years.
This feature faces reliability issues and is often conflicting with
new features being implemented.
* security: The API ``rte_security_session_create`` takes only single mempool
for session and session private data. So the application need to create
mempool for twice the number of sessions needed and will also lead to