diff options
Diffstat (limited to 'include/net/xdp.h')
| -rw-r--r-- | include/net/xdp.h | 29 |
1 files changed, 25 insertions, 4 deletions
diff --git a/include/net/xdp.h b/include/net/xdp.h index d1c5381fc95f..de08c8e0d134 100644 --- a/include/net/xdp.h +++ b/include/net/xdp.h @@ -6,9 +6,10 @@ #ifndef __LINUX_NET_XDP_H__ #define __LINUX_NET_XDP_H__ -#include <linux/skbuff.h> /* skb_shared_info */ -#include <uapi/linux/netdev.h> #include <linux/bitfield.h> +#include <linux/filter.h> +#include <linux/netdevice.h> +#include <linux/skbuff.h> /* skb_shared_info */ /** * DOC: XDP RX-queue information @@ -45,8 +46,6 @@ enum xdp_mem_type { MEM_TYPE_MAX, }; -typedef u32 xdp_features_t; - /* XDP flags for ndo_xdp_xmit */ #define XDP_XMIT_FLUSH (1U << 0) /* doorbell signal consumer */ #define XDP_XMIT_FLAGS_MASK XDP_XMIT_FLUSH @@ -443,6 +442,12 @@ enum xdp_rss_hash_type { XDP_RSS_TYPE_L4_IPV6_SCTP_EX = XDP_RSS_TYPE_L4_IPV6_SCTP | XDP_RSS_L3_DYNHDR, }; +struct xdp_metadata_ops { + int (*xmo_rx_timestamp)(const struct xdp_md *ctx, u64 *timestamp); + int (*xmo_rx_hash)(const struct xdp_md *ctx, u32 *hash, + enum xdp_rss_hash_type *rss_type); +}; + #ifdef CONFIG_NET u32 bpf_xdp_metadata_kfunc_id(int id); bool bpf_dev_bound_kfunc_id(u32 btf_id); @@ -474,4 +479,20 @@ static inline void xdp_clear_features_flag(struct net_device *dev) xdp_set_features_flag(dev, 0); } +static __always_inline u32 bpf_prog_run_xdp(const struct bpf_prog *prog, + struct xdp_buff *xdp) +{ + /* Driver XDP hooks are invoked within a single NAPI poll cycle and thus + * under local_bh_disable(), which provides the needed RCU protection + * for accessing map entries. + */ + u32 act = __bpf_prog_run(prog, xdp, BPF_DISPATCHER_FUNC(xdp)); + + if (static_branch_unlikely(&bpf_master_redirect_enabled_key)) { + if (act == XDP_TX && netif_is_bond_slave(xdp->rxq->dev)) + act = xdp_master_redirect(xdp); + } + + return act; +} #endif /* __LINUX_NET_XDP_H__ */ |