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authorLarysa Zaremba2023-12-05 22:08:38 +0100
committerAlexei Starovoitov2023-12-13 16:16:40 -0800
commite6795330f88b4f643c649a02662d47b779340535 (patch)
treeb55bc96555ae1f9d60a1bb60c89e914fb0be148d /tools
parentd68d707dcbbf6a9cfe378fc2eb3ffffd5b47727e (diff)
xdp: Add VLAN tag hint
Implement functionality that enables drivers to expose VLAN tag to XDP code. VLAN tag is represented by 2 variables: - protocol ID, which is passed to bpf code in BE - VLAN TCI, in host byte order Acked-by: Stanislav Fomichev <sdf@google.com> Signed-off-by: Larysa Zaremba <larysa.zaremba@intel.com> Acked-by: Jesper Dangaard Brouer <hawk@kernel.org> Link: https://lore.kernel.org/r/20231205210847.28460-10-larysa.zaremba@intel.com Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Diffstat (limited to 'tools')
-rw-r--r--tools/include/uapi/linux/netdev.h3
-rw-r--r--tools/net/ynl/generated/netdev-user.c1
2 files changed, 4 insertions, 0 deletions
diff --git a/tools/include/uapi/linux/netdev.h b/tools/include/uapi/linux/netdev.h
index 6244c0164976..966638b08ccf 100644
--- a/tools/include/uapi/linux/netdev.h
+++ b/tools/include/uapi/linux/netdev.h
@@ -44,10 +44,13 @@ enum netdev_xdp_act {
* timestamp via bpf_xdp_metadata_rx_timestamp().
* @NETDEV_XDP_RX_METADATA_HASH: Device is capable of exposing receive packet
* 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().
*/
enum netdev_xdp_rx_metadata {
NETDEV_XDP_RX_METADATA_TIMESTAMP = 1,
NETDEV_XDP_RX_METADATA_HASH = 2,
+ NETDEV_XDP_RX_METADATA_VLAN_TAG = 4,
};
/**
diff --git a/tools/net/ynl/generated/netdev-user.c b/tools/net/ynl/generated/netdev-user.c
index 3b9dee94d4ce..e3fe748086bd 100644
--- a/tools/net/ynl/generated/netdev-user.c
+++ b/tools/net/ynl/generated/netdev-user.c
@@ -53,6 +53,7 @@ const char *netdev_xdp_act_str(enum netdev_xdp_act value)
static const char * const netdev_xdp_rx_metadata_strmap[] = {
[0] = "timestamp",
[1] = "hash",
+ [2] = "vlan-tag",
};
const char *netdev_xdp_rx_metadata_str(enum netdev_xdp_rx_metadata value)