linux-kernel - [PATCH v4 net-next 2/3] ICMPv6: define PROBE message types

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Message-Id: <a810d633e2fdd0b907ed91d3c5d3d2c7c2dd3564.1605659597.git.andreas.a.roeseler@gmail.com>
Date:   Tue, 17 Nov 2020 16:47:18 -0800
From:   Andreas Roeseler <andreas.a.roeseler@...il.com>
To:     davem@...emloft.net
Cc:     kuznet@....inr.ac.ru, yoshfuji@...ux-ipv6.org, kuba@...nel.org,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH v4 net-next 2/3] ICMPv6: define PROBE message types

The types of ICMPV6 Extended Echo Request and ICMPV6 Extended Echo Reply
are defined in sections 2 and 3 of RFC8335.

Signed-off-by: Andreas Roeseler <andreas.a.roeseler@...il.com>
---
Changes since v1:
 - Switch to correct base tree

Changes since v2:
 - Switch to net-next tree 67c70b5eb2bf7d0496fcb62d308dc3096bc11553

Changes since v3:
 - Reorder patches to add defines first
---
 include/uapi/linux/icmpv6.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/include/uapi/linux/icmpv6.h b/include/uapi/linux/icmpv6.h
index 0564fd7ccde4..54dbafdedca1 100644
--- a/include/uapi/linux/icmpv6.h
+++ b/include/uapi/linux/icmpv6.h
@@ -140,6 +140,12 @@ struct icmp6hdr {
 #define ICMPV6_UNK_OPTION		2
 #define ICMPV6_HDR_INCOMP		3
 
+/*
+ *	Codes for EXT_ECHO (Probe)
+ */
+#define ICMPV6_EXT_ECHO_REQUEST		160
+#define ICMPV6_EXT_ECHO_REPLY		161
+
 /*
  *	constants for (set|get)sockopt
  */
-- 
2.29.2