From d21003c9dafa1d7992ff9991352e7debfc78d945 Mon Sep 17 00:00:00 2001 From: Maxime Coquelin Date: Mon, 3 Aug 2020 16:55:38 +0200 Subject: [PATCH] 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 Acked-by: Chenbo Xia Acked-by: Ian Stokes Acked-by: Ciara Loftus Acked-by: Aaron Conole --- doc/guides/rel_notes/deprecation.rst | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/doc/guides/rel_notes/deprecation.rst b/doc/guides/rel_notes/deprecation.rst index 52489b5120..9b4f62304a 100644 --- a/doc/guides/rel_notes/deprecation.rst +++ b/doc/guides/rel_notes/deprecation.rst @@ -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 -- 2.20.1