[PATCH 1/3] ethdev: add send to kernel action

[Michael Savisko <michaelsav@nvidia.com>]

In some cases application may receive a packet that should have been
received by the kernel. In this case application uses KNI or other means
to transfer the packet to the kernel.
This commit introduces rte flow action that the application may use
to route the packet to the kernel while still in the HW.

Signed-off-by: Michael Savisko <michaelsav@nvidia.com>
---
 lib/ethdev/rte_flow.c | 1 +
 lib/ethdev/rte_flow.h | 5 +++++
 2 files changed, 6 insertions(+)

diff --git a/lib/ethdev/rte_flow.c b/lib/ethdev/rte_flow.c
index 501be9d602..627c671ce4 100644
--- a/lib/ethdev/rte_flow.c
+++ b/lib/ethdev/rte_flow.c
@@ -259,6 +259,7 @@ static const struct rte_flow_desc_data rte_flow_desc_action[] = {
 	MK_FLOW_ACTION(CONNTRACK, sizeof(struct rte_flow_action_conntrack)),
 	MK_FLOW_ACTION(PORT_REPRESENTOR, sizeof(struct rte_flow_action_ethdev)),
 	MK_FLOW_ACTION(REPRESENTED_PORT, sizeof(struct rte_flow_action_ethdev)),
+	MK_FLOW_ACTION(SEND_TO_KERNEL, 0),
 };
 
 int
diff --git a/lib/ethdev/rte_flow.h b/lib/ethdev/rte_flow.h
index a79f1e7ef0..f11d1659e8 100644
--- a/lib/ethdev/rte_flow.h
+++ b/lib/ethdev/rte_flow.h
@@ -2879,6 +2879,11 @@ enum rte_flow_action_type {
 	 * @see struct rte_flow_action_ethdev
 	 */
 	RTE_FLOW_ACTION_TYPE_REPRESENTED_PORT,
+
+	/*
+	 * Send traffic to kernel.
+	 */
+	RTE_FLOW_ACTION_TYPE_SEND_TO_KERNEL,
 };
 
 /**
-- 
2.27.0