netdev - [PATCH iproute2 net-next v4 5/6] tc: etf: Add documentation for skip-skb-check.

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Message-Id: <1563306789-2908-5-git-send-email-vedang.patel@intel.com>
Date:   Tue, 16 Jul 2019 12:53:08 -0700
From:   Vedang Patel <vedang.patel@...el.com>
To:     netdev@...r.kernel.org
Cc:     jhs@...atatu.com, xiyou.wangcong@...il.com, jiri@...nulli.us,
        stephen@...workplumber.org, vinicius.gomes@...el.com,
        leandro.maciel.dorileo@...el.com, jakub.kicinski@...ronome.com,
        m-karicheri2@...com, dsahern@...il.com,
        Vedang Patel <vedang.patel@...el.com>
Subject: [PATCH iproute2 net-next v4 5/6] tc: etf: Add documentation for skip-skb-check.

Document the newly added option (skip-skb-check) on the etf man-page.

Signed-off-by: Vedang Patel <vedang.patel@...el.com>
---
 man/man8/tc-etf.8 | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/man/man8/tc-etf.8 b/man/man8/tc-etf.8
index 30a12de7d2c7..2e01a591dbaa 100644
--- a/man/man8/tc-etf.8
+++ b/man/man8/tc-etf.8
@@ -106,6 +106,16 @@ referred to as "Launch Time" or "Time-Based Scheduling" by the
 documentation of network interface controllers.
 The default is for this option to be disabled.
 
+.TP
+skip_skb_check
+.br
+.BR etf(8)
+currently drops any packet which does not have a socket associated with it or
+if the socket does not have SO_TXTIME socket option set. But, this will not
+work if the launchtime is set by another entity inside the kernel (e.g. some
+other Qdisc). Setting the skip_skb_check will skip checking for a socket
+associated with the packet.
+
 .SH EXAMPLES
 
 ETF is used to enforce a Quality of Service. It controls when each
-- 
2.7.3