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-rw-r--r--include/linux/netdevice.h9
-rw-r--r--include/uapi/linux/if_link.h8
2 files changed, 12 insertions, 5 deletions
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 7c7118b3bd69..68f5d899d1e6 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -807,8 +807,10 @@ enum xdp_netdev_command {
* when it is no longer used.
*/
XDP_SETUP_PROG,
+ XDP_SETUP_PROG_HW,
/* Check if a bpf program is set on the device. The callee should
- * return true if a program is currently attached and running.
+ * set @prog_attached to one of XDP_ATTACHED_* values, note that "true"
+ * is equivalent to XDP_ATTACHED_DRV.
*/
XDP_QUERY_PROG,
};
@@ -820,12 +822,13 @@ struct netdev_xdp {
union {
/* XDP_SETUP_PROG */
struct {
+ u32 flags;
struct bpf_prog *prog;
struct netlink_ext_ack *extack;
};
/* XDP_QUERY_PROG */
struct {
- bool prog_attached;
+ u8 prog_attached;
u32 prog_id;
};
};
@@ -3305,7 +3308,7 @@ struct sk_buff *dev_hard_start_xmit(struct sk_buff *skb, struct net_device *dev,
typedef int (*xdp_op_t)(struct net_device *dev, struct netdev_xdp *xdp);
int dev_change_xdp_fd(struct net_device *dev, struct netlink_ext_ack *extack,
int fd, u32 flags);
-bool __dev_xdp_attached(struct net_device *dev, xdp_op_t xdp_op, u32 *prog_id);
+u8 __dev_xdp_attached(struct net_device *dev, xdp_op_t xdp_op, u32 *prog_id);
int __dev_forward_skb(struct net_device *dev, struct sk_buff *skb);
int dev_forward_skb(struct net_device *dev, struct sk_buff *skb);
diff --git a/include/uapi/linux/if_link.h b/include/uapi/linux/if_link.h
index dd88375a6580..8d062c58d5cb 100644
--- a/include/uapi/linux/if_link.h
+++ b/include/uapi/linux/if_link.h
@@ -891,15 +891,19 @@ enum {
#define XDP_FLAGS_UPDATE_IF_NOEXIST (1U << 0)
#define XDP_FLAGS_SKB_MODE (1U << 1)
#define XDP_FLAGS_DRV_MODE (1U << 2)
+#define XDP_FLAGS_HW_MODE (1U << 3)
+#define XDP_FLAGS_MODES (XDP_FLAGS_SKB_MODE | \
+ XDP_FLAGS_DRV_MODE | \
+ XDP_FLAGS_HW_MODE)
#define XDP_FLAGS_MASK (XDP_FLAGS_UPDATE_IF_NOEXIST | \
- XDP_FLAGS_SKB_MODE | \
- XDP_FLAGS_DRV_MODE)
+ XDP_FLAGS_MODES)
/* These are stored into IFLA_XDP_ATTACHED on dump. */
enum {
XDP_ATTACHED_NONE = 0,
XDP_ATTACHED_DRV,
XDP_ATTACHED_SKB,
+ XDP_ATTACHED_HW,
};
enum {