From 6a2a61d95fbfe77bd9f2e83bab374f2395300583 Mon Sep 17 00:00:00 2001 From: Ophir Munk Date: Thu, 8 Feb 2018 14:54:14 +0000 Subject: [PATCH 1/1] doc: add systems support in tap guide Signed-off-by: Ophir Munk Acked-by: Pascal Mazon Acked-by: John McNamara --- 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 b69ee6701c..ea61be38cd 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 | | ++--------------------+-----------------------+ + -- 2.20.1