[dpdk-dev] [PATCH v1] doc: update tap with systems supported flows
Ophir Munk
ophirmu at mellanox.com
Thu Feb 8 15:54:14 CET 2018
Signed-off-by: Ophir Munk <ophirmu at mellanox.com>
---
doc/guides/nics/tap.rst | 22 +++++++++++++++++++++-
1 file changed, 21 insertions(+), 1 deletion(-)
diff --git a/doc/guides/nics/tap.rst b/doc/guides/nics/tap.rst
index b69ee67..ea61be3 100644
--- a/doc/guides/nics/tap.rst
+++ b/doc/guides/nics/tap.rst
@@ -100,7 +100,7 @@ Supported actions:
- DROP
- QUEUE
- PASSTHRU
-- RSS
+- RSS (requires kernel 4.9)
It is generally not possible to provide a "last" item. However, if the "last"
item, once masked, is identical to the masked spec, then it is supported.
@@ -241,3 +241,23 @@ Please refer to ``iproute2`` package file ``lib/bpf.c`` function
An example utility for eBPF instruction generation in the format of C arrays will
be added in next releases
+Systems supporting flow API
+---------------------------
+
+- "tc flower" classifier requires linux kernel above 4.2
+- eBPF/RSS requires linux kernel above 4.9
+
++--------------------+-----------------------+
+| RH7.3 | No flow rule support |
++--------------------+-----------------------+
+| RH7.4 | No RSS action support |
++--------------------+-----------------------+
+| RH7.5 | No RSS action support |
++--------------------+-----------------------+
+| SLES 15, | No limitation |
+| kernel 4.12 | |
++--------------------+-----------------------+
+| Azure Ubuntu 16.04,| No limitation |
+| kernel 4.13 | |
++--------------------+-----------------------+
+
--
2.7.4
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