From 055c52583a2794da8ba1e85a48cce3832372b12f Mon Sep 17 00:00:00 2001 From: Luca Boccassi Date: Wed, 8 Nov 2017 14:15:11 +0000 Subject: New upstream version 17.11-rc3 Change-Id: I6a5baa40612fe0c20f30b5fa773a6cbbac63a685 Signed-off-by: Luca Boccassi --- doc/guides/nics/tap.rst | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) (limited to 'doc/guides/nics/tap.rst') diff --git a/doc/guides/nics/tap.rst b/doc/guides/nics/tap.rst index f3ee95d2..04086b11 100644 --- a/doc/guides/nics/tap.rst +++ b/doc/guides/nics/tap.rst @@ -113,7 +113,14 @@ Flow API support ---------------- The tap PMD supports major flow API pattern items and actions, when running on -linux kernels above 4.2 ("Flower" classifier required). Supported items: +linux kernels above 4.2 ("Flower" classifier required). +The kernel support can be checked with this command:: + + zcat /proc/config.gz | ( grep 'CLS_FLOWER=' || echo 'not supported' ) | + tee -a /dev/stderr | grep -q '=m' && + lsmod | ( grep cls_flower || echo 'try modprobe cls_flower' ) + +Supported items: - eth: src and dst (with variable masks), and eth_type (0xffff mask). - vlan: vid, pcp, tpid, but not eid. (requires kernel 4.9) -- cgit 1.2.3-korg