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authorIdo Schimmel <idosch@mellanox.com>2020-05-29 21:36:40 +0300
committerDavid S. Miller <davem@davemloft.net>2020-06-01 11:49:23 -0700
commit30a4e9a29ab9aadfe6c5386ae4aa396b1d2556c2 (patch)
tree87f5fd2b34514fd7ef932ab419bcebe4320329fd /include
parent9eefeabed6f831018c15bd7e17d34967ee34d9dd (diff)
downloadlinux-30a4e9a29ab9aadfe6c5386ae4aa396b1d2556c2.tar.bz2
devlink: Add 'control' trap type
This type is used for traps that trap control packets such as ARP request and IGMP query to the CPU. Do not report such packets to the kernel's drop monitor as they were not dropped by the device no encountered an exception during forwarding. Signed-off-by: Ido Schimmel <idosch@mellanox.com> Reviewed-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
-rw-r--r--include/uapi/linux/devlink.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/uapi/linux/devlink.h b/include/uapi/linux/devlink.h
index 16305932a950..08563e6a424d 100644
--- a/include/uapi/linux/devlink.h
+++ b/include/uapi/linux/devlink.h
@@ -253,10 +253,16 @@ enum devlink_trap_action {
* control plane for resolution. Trapped packets
* are processed by devlink and injected to
* the kernel's Rx path.
+ * @DEVLINK_TRAP_TYPE_CONTROL: Packet was trapped because it is required for
+ * the correct functioning of the control plane.
+ * For example, an ARP request packet. Trapped
+ * packets are injected to the kernel's Rx path,
+ * but not reported to drop monitor.
*/
enum devlink_trap_type {
DEVLINK_TRAP_TYPE_DROP,
DEVLINK_TRAP_TYPE_EXCEPTION,
+ DEVLINK_TRAP_TYPE_CONTROL,
};
enum {