linux-kernel - [PATCH RFC 3/4] uapi: netdev: Add XDP RX queue index metadata flags

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Message-ID: <20250923210026.3870-4-mehdi.benhadjkhelifa@gmail.com>
Date: Tue, 23 Sep 2025 22:00:14 +0100
From: Mehdi Ben Hadj Khelifa <mehdi.benhadjkhelifa@...il.com>
To: davem@...emloft.net,
	edumazet@...gle.com,
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	pabeni@...hat.com,
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Cc: horms@...nel.org,
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	Mehdi Ben Hadj Khelifa <mehdi.benhadjkhelifa@...il.com>
Subject: [PATCH RFC 3/4] uapi: netdev: Add XDP RX queue index metadata flags

Added NETDEV_XDP_RX_METADATA_QUEUE_INDEX flag to both netdev.h files
for the bpf_xdp_metadata_rx_queue_index() function.

Signed-off-by: Mehdi Ben Hadj Khelifa <mehdi.benhadjkhelifa@...il.com>
---
 include/uapi/linux/netdev.h       | 3 +++
 tools/include/uapi/linux/netdev.h | 3 +++
 2 files changed, 6 insertions(+)

diff --git a/include/uapi/linux/netdev.h b/include/uapi/linux/netdev.h
index 48eb49aa03d4..59033a607c16 100644
--- a/include/uapi/linux/netdev.h
+++ b/include/uapi/linux/netdev.h
@@ -46,11 +46,14 @@ enum netdev_xdp_act {
  *   hash via bpf_xdp_metadata_rx_hash().
  * @NETDEV_XDP_RX_METADATA_VLAN_TAG: Device is capable of exposing receive
  *   packet VLAN tag via bpf_xdp_metadata_rx_vlan_tag().
+ * @NETDEV_XDP_RX_METADATA_QUEUE_INDEX: Device is capable of exposing receive HW
+ *   queue index via bpf_xdp_metadata_rx_queue_index().
  */
 enum netdev_xdp_rx_metadata {
 	NETDEV_XDP_RX_METADATA_TIMESTAMP = 1,
 	NETDEV_XDP_RX_METADATA_HASH = 2,
 	NETDEV_XDP_RX_METADATA_VLAN_TAG = 4,
+	NETDEV_XDP_RX_METADATA_QUEUE_INDEX = 8,
 };
 
 /**
diff --git a/tools/include/uapi/linux/netdev.h b/tools/include/uapi/linux/netdev.h
index 48eb49aa03d4..59033a607c16 100644
--- a/tools/include/uapi/linux/netdev.h
+++ b/tools/include/uapi/linux/netdev.h
@@ -46,11 +46,14 @@ enum netdev_xdp_act {
  *   hash via bpf_xdp_metadata_rx_hash().
  * @NETDEV_XDP_RX_METADATA_VLAN_TAG: Device is capable of exposing receive
  *   packet VLAN tag via bpf_xdp_metadata_rx_vlan_tag().
+ * @NETDEV_XDP_RX_METADATA_QUEUE_INDEX: Device is capable of exposing receive HW
+ *   queue index via bpf_xdp_metadata_rx_queue_index().
  */
 enum netdev_xdp_rx_metadata {
 	NETDEV_XDP_RX_METADATA_TIMESTAMP = 1,
 	NETDEV_XDP_RX_METADATA_HASH = 2,
 	NETDEV_XDP_RX_METADATA_VLAN_TAG = 4,
+	NETDEV_XDP_RX_METADATA_QUEUE_INDEX = 8,
 };
 
 /**
-- 
2.51.0