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authorAmit Cohen <amitc@mellanox.com>2020-01-19 15:00:54 +0200
committerDavid S. Miller <davem@davemloft.net>2020-01-19 16:23:52 +0100
commit13c056ec7d006b11557cebd9f1803edd646d2876 (patch)
tree6fa8c6c65d32117de2a469181f1064501e73a7db /Documentation
parentmlxsw: spectrum_trap: Reorder cases according to enum order (diff)
downloadlinux-dev-13c056ec7d006b11557cebd9f1803edd646d2876.tar.xz
linux-dev-13c056ec7d006b11557cebd9f1803edd646d2876.zip
devlink: Add tunnel generic packet traps
Add packet traps that can report packets that were dropped during tunnel decapsulation. Signed-off-by: Amit Cohen <amitc@mellanox.com> Acked-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/networking/devlink/devlink-trap.rst8
1 files changed, 8 insertions, 0 deletions
diff --git a/Documentation/networking/devlink/devlink-trap.rst b/Documentation/networking/devlink/devlink-trap.rst
index a62e1d6eb3e4..014f0a34c0e4 100644
--- a/Documentation/networking/devlink/devlink-trap.rst
+++ b/Documentation/networking/devlink/devlink-trap.rst
@@ -229,6 +229,11 @@ be added to the following table:
supposed to be routed. For example, IGMP queries can be flooded by the
device in layer 2 and reach the router. Such packets should not be
routed and instead dropped
+ * - ``decap_error``
+ - ``exception``
+ - Traps NVE and IPinIP packets that the device decided to drop because of
+ failure during decapsulation (e.g., packet being too short, reserved
+ bits set in VXLAN header)
Driver-specific Packet Traps
============================
@@ -265,6 +270,9 @@ narrow. The description of these groups must be added to the following table:
* - ``buffer_drops``
- Contains packet traps for packets that were dropped by the device due to
an enqueue decision
+ * - ``tunnel_drops``
+ - Contains packet traps for packets that were dropped by the device during
+ tunnel encapsulation / decapsulation
Testing
=======